a database _____ is a unit of work that is treated as a whole. it is either completed as a unit or failed as a unit.

Answers

Answer 1

A database transaction is a unit of work that is treated as a whole. it is either completed as a unit or failed as a unit.

A database transaction is a unit of work that is treated as a whole, which means it is either completed as a unit or failed as a unit. Transactions are commonly used in database systems to ensure data consistency, reliability, and integrity.In a database system, a transaction may consist of one or more operations, such as insertion, deletion, or modification of data.

When a transaction is started, the system ensures that all the operations are executed as a single, atomic unit of work. If any operation fails, the system rolls back the transaction, undoing all the changes made to the data to ensure data integrity is maintained.

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Related Questions

discuss the stack layout associated with a function call. what are the prologue and epilogue of a function?

Answers

When a function is called, the system creates a new frame on the stack to store local variables, function arguments, and the return address. The stack grows downwards, so the new frame is placed at a lower memory address than the previous frame.

The stack layout associated with a function call typically consists of four parts: the return address, the function arguments, the saved registers, and the local variables.

The prologue of a function is the code that is executed at the beginning of the function to set up the stack frame. This typically involves saving the contents of any registers that will be used in the function, allocating space for local variables on the stack, and initializing any necessary data structures.

The epilogue of a function is the code that is executed at the end of the function to clean up the stack frame. This typically involves restoring any saved registers, deallocating space for local variables on the stack, and returning to the caller using the saved return address.

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Which of these can expose a computer to a virus? Check all that apply.

downloads
e-mails
social media
video chats
websites

Answers

Answer:

downloads,emails,and websites

Explanation:

Question 7 of 10
What term is used to refer to the requesting of information from a database?
O A. Inquiring
O B. Asking
O C. Querying
O D. Looking

Answers

C. A query is a request for data or information from a database table or combination of tables. This data may be generated as results returned by Structured Query Language (SQL) or as pictorials, graphs or complex results, e.g., trend analyses from data-mining tools.

Five uses of the start button

Answers

Starting something

Possibly turning it off

Making something work

Fixing the Start Button

Beginning something

Can anybody tell me why when I use my camera to scan the question is not working?

Answers

Answer:

Have you tried reseting or updating your device?

Explanation:

Answer:

im not sure, I tried scanning a question, and when I do it scans only half the question.

Explanation:

alice is working in a database containing the names, service locations, and services offered by landscapers. she needs to find landscapers in that offer services in the washington area and that service rare flowers. the best way for her to search for this data is to perform a:

Answers

When answering questions on the Brainly platform, it is important to be factually accurate, professional, and friendly. Answers should be concise and avoid providing extraneous amounts of detail. It is important to address all parts of the question and to use any relevant terms or information provided

Alice is working in a database containing the names, service locations, and services offered by landscapers. She needs to find landscapers that offer services in the Washington area and that service rare flowers. The best way for her to search for this data is to perform a search using Boolean operators.A Boolean operator is a keyword that can be used to combine search terms in a database search. The most common Boolean operators are AND, OR, and NOT. Using Boolean operators, Alice can construct a search query that will return the results she is looking for.For example, Alice could construct the following search query:Washington AND rare flowersThis query will return all results that contain both the words "Washington" and "rare flowers." Alice could then refine her search by adding additional search terms, such as "landscapers" or "services." By using Boolean operators to construct her search query, Alice can quickly and easily find the information she is looking for in the database.

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I=5
While I <=20
TextWindow.Write (A + " " )
I = I + 6
EndWhile

Answers

The code provided is a simple example of a while loop written in the BASIC programming language. The loop uses a counter variable 'I' to execute a block of code repeatedly until a specific condition is met.

In this particular example, the loop initializes the variable 'I' to 5, and then executes a block of code that writes the value of a variable 'A' to the console using the TextWindow.Write method. After writing the value to the console, the loop increments the value of 'I' by 6.The loop continues to execute the code block and increment the value of 'I' until the condition 'I <= 20' is no longer true. This means that the loop will execute as long as the value of 'I' is less than or equal to 20. Once the value of 'I' becomes greater than 20, the loop terminates, and the program moves on to the next line of code.

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Which is a screen that shows information from a computer​

Answers

computer monitor is an output device that displays information in pictorial form. A monitor usually comprises the visual display, circuitry, casing, and power supply.

byte is select one: a. the text unit used by the unicode standard. b. a collection of 8 binary digits. c. the 3-digit system used by ascii. d. the largest unit on which a computer can act.

Answers

Answer:

b. a collection of 8 binary digits

Explanation:

a. is wrong, byte is not a text, can never be a text. A text in your screen is made of bytes, not the other way around. That's like saying "your cells are made of body" No, your body is made of cells.

c. is wrong, same as the above, ascii is made of byte but byte is not the 3-digit ascii system.

d. completely wrong, or else there wouldn't be megabytes, gigabytes, etc.

b. is correct, 1 byte = 8 bits, each bit can take either 1 or 0 as binary values.

what is a soft ware?

Answers

Software is a collection of instructions and data that tell a computer how to work. This is in contrast to physical hardware, from which the system is built and actually performs the work. In computer science and software engineering, computer software is all information processed by computer systems, including programs and data. Computer software includes computer programs, libraries and related non-executable data, such as online documentation or digital media. Computer hardware and software require each other and neither can be realistically used on its own.

Answer:

it is like some data

Explanation:

In an interview, you are asked to explain how gamification contributes to enterprise security. How should you reply? a. Recreational gaming helps secure an enterprise network by keeping the attacker engaged in harmless activities. b. Instructional gaming in an enterprise keeps suspicious employees entertained, preventing them from attacking. c. Instructional gaming can train employees on the details of different security risks while keeping them engaged. d. Recreational gaming can train employees on how to contain a physical threat at an enterprise.

Answers

Gamification contributes to enterprise security because C. Instructional games can train employees in the details of different security risks while keeping them engaged.

Why Gamification can Improve the Security Awareness?

Gamification has been used by organizations to improve customer loyalty. For example, different levels of play can be reached by using the application to earn points, purchase certain products, or participate in the company's gamified programs. But elements of gamification can still be found in today's workplace. Gamification is used to improve HR functions (employee recruitment, onboarding, etc.) and to motivate customer service representatives or call center or similar department employees to increase productivity and engagement I can do it. Gamification not only increases employee motivation and engagement, but it also optimizes workflows and processes, attracts new talent, and can be used for educational purposes.

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*need answer in the next 1 or 2 days*

Unscramble the terms and then put the numbered letters into the right order.

The words all have to do with digital footprint sorta, the only one I did was settings. It’s really late but I appreciate anyone willing to help.

1. REENSTSCOH

2. PISLYNSIEIBROT

3. MICPAT

4. INTIYTED

5. LIFSEE

6. LARTI

7. TINUARTPEO



*need answer in the next 1 or 2 days*Unscramble the terms and then put the numbered letters into the

Answers

Answer:

1. SCREENSHOT

2. RESPONSIBILITY

3. IMPACT

4. IDENTITY

5. SELFIE

6. TRIAL or TRAIL

7. REPUTATION

Explanation:

I think the secret word is FOOTPRINT

Which of the following is a task you CAN'T do from the IE General tab?
a. change the home page
b. disable file downloads
c. delete browsing history
d. manage the IE cache

Answers

The task you can't do from the IE General tab is disabling file downloads.

How can file downloads be disabled from the IE General tab?

From the IE (Internet Explorer) General tab, you cannot directly disable file downloads. The General tab in IE settings typically provides options to modify the home page, delete browsing history, and manage the IE cache, but it does not include a specific setting to disable file downloads.

To control file downloads in IE, you would need to explore other settings or use additional security measures, such as adjusting the browser's security settings, installing browser extensions or add-ons, or implementing group policies in a managed IT environment. These methods offer more granular control over file download behavior and security settings in Internet Explorer.

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Someone used their Yahoo account on a lab computer. She made sure her yahoo account was no longer open in the browser before leaving the lab. Someone came in behind her and used the same browser to re-access her account.What do you think might be going on here?

Answers

She may not have fully logged out of the account before leaving the computer, allowing the person who entered the room behind her to access her Yahoo account.

A cookie that remembers the user's session data is stored on the user's computer by the website when the user enters an account via a web browser. The cookie could still be active and available to anyone using the same browser later if the user does not correctly log out. An attempt to hijack a session is what this is. It's crucial to correctly log out of any online accounts when done using them, as well as to clear the browser's cache and cookies, to avoid session hijacking attempts. Users can also choose to implement two-factor authentication for their accounts, which provides an additional layer of protection and helps to block unauthorized access even if the login credentials are stolen.

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Write the way/steps to play and save the recorded sound with the sound recorder software in you PC/Laptop.

Answers

To play and save recorded sound using the sound recorder software on your PC/Laptop, follow these steps:

1. Open the sound recorder software on your PC/Laptop. The exact method may vary depending on the operating system you are using.

2. Ensure that your microphone or recording device is properly connected to your computer.

3. Click on the "Record" or "Start Recording" button within the sound recorder software to begin recording.

4. Speak or make the desired sound into the microphone or recording device. The sound recorder software will capture and record the audio.

5. When you are finished recording, click on the "Stop" or "Finish" button within the sound recorder software to stop the recording.

6. To play back the recorded sound, locate the recorded file within the sound recorder software. It is usually saved in a default folder or the location specified by you during the recording process.

7. Double-click on the recorded file to play it using the sound recorder software. The software should have playback controls such as play, pause, and stop.

8. If you are satisfied with the recorded sound, you can save it by selecting the "Save" or "Save As" option within the sound recorder software. Choose a location on your computer where you want to save the file, provide a name, and select the desired file format (e.g., MP3, WAV).

9. After specifying the save location and file name, click on the "Save" button to save the recorded sound to your computer.

10. Once saved, you can access and play the recorded sound file from the location you saved it on your PC/Laptop whenever desired.

Please note that the steps provided above are general guidelines, and the specific steps and options may vary depending on the sound recorder software and operating system you are using.

\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)

♥️ \(\large{\textcolor{red}{\underline{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)

When is it appropriate to delete an entire row or column as opposed to deleting the data in the row or column

Answers

Answer:

huh wdym

Explanation:

convert the binary numbers into decimal 100000​

Answers

Answer:

32₁₀

Explanation:

Start off by multypling each digit by 2 to the power of it's place value, and then add them together.

The base is 2 in the binary number because it uses two possible numbers: 1 and 0.

The base is 10 in the result because normal digits have 10 different numbers: 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9.

(100000)₂ = (1 × 2⁵) + (0 × 2⁴) + (0 × 2³) + (0 × 2²) + (0 × 2¹) + (0 × 2⁰) = (32)₁₀

Let's play Silly Sentences! [name] was planning a dream vacation to [place]. [name] was especially looking forward to trying the local cuisine, including [adjective 1] [food 1] and [food 2]. [name] will have to practice the language [adverb] to make it easier to [verb] with people. [name] has a long list of sights to see, including the [noun] museum and the [adjective 2] park.

Answers

Answer:

[Gibby] was planning a dream vacation to [Hawaii]. [Gibby] was especially looking forward to trying the local cuisine, including [running] [pizza] and [spaghetti]. [Gibby] will have to practice the language [sweetly] to make it easier to [leave] with people. [Gibby] has a long list of sights to see, including the [leaning tower of piza] museum and the [chubby] park.

To keep your computer working efficiently, it is a good idea to _____ unnecessary files. delete defragment save archive

Answers

Hey the answer to this is delete or remove. because it is a good idea to remove old files that your not using.

Hope this helps

-scav

OSPF was conceived as the successor to RIP and as such has a number of advanced features. Discuss 3 (three) such advances of OSPF ( 6 marks) 3.4 Are interior routing protocols suitable for exterior routing? Motivate answer. ( 3 marks) Examine the sample router configuration session below (line numbers added for reference), and answer the following questions: Router >enable Router\#configure terminal Router (config)\#line vty 09 Router (config-line)\#no login Router (config-line)\#exit Router (config)\#enable secret passwd 999 NOP Router (config)\#hostname exam WNEH (a) What is the purpose of the commandsin lines 1,2, and 5-whyare they necessary? (b) What is the purposeof line 3 ? (c) What is the purposeof line 4 ? ( d) Which privileged access level password (line 6) has been configured here? Copy the letter of the correct answer to your exam pad. (a) 999 (b) passwd 999 (c) secret 999 (d) secret passwd 999 (e) passwd Router Windhoek has the following routing table: C10.0.0.0/8 is directly connected, Serial 1R 5.0.0.0/8 [120/1] via 172.16.0.1, Serial 2 R 192.168.0.0/24 [120/2] via 172.20.0.1, Serial 3 (a) Assuming that Windhoek is applying the Split Horizon principle, what is the content of Windhoek's next routing update... 1....sent out of interface Serial 2?2....sent out of interface Serial 3 ? (b) Assuming that Windhoek is applying the Poison Reverse principle, what is the content of Windhoek's next routing update... 1....sent out of interface Serial 2? 2...sent out of interface Serial 3 ?

Answers

Three advances of OSPF include: Fast Convergence: OSPF uses a link-state database and Dijkstra's algorithm to calculate the shortest path,  OSPF can handle large networks due to its hierarchical design.Support for Classless Inter-Domain Routing (CIDR): OSPF supports CIDR, which allows for more efficient utilization of IP addresses by enabling variable-length subnet masks.

OSPF's fast convergence is achieved by utilizing a link-state database, which contains information about the network's topology. Each router floods updates about its directly connected links to other routers in the network, allowing them to build and maintain an accurate picture of the network.

The hierarchical design of OSPF enhances scalability. By dividing the network into areas, OSPF limits the exchange of routing information to routers within the same area, reducing the overall complexity and traffic overhead. This design enables OSPF to handle larger networks with improved efficiency.

The support for CIDR in OSPF allows for more efficient utilization of IP address space. With CIDR, variable-length subnet masks can be used, enabling more flexible allocation of IP addresses. This helps conserve address space and provides greater flexibility in network design. CIDR support is particularly crucial in today's internet, where the depletion of IPv4 addresses necessitates efficient address allocation and management.

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In a system resource-allocation graph, ____.A) a directed edge from a process to a resource is called an assignment edge
B) a directed edge from a resource to a process is called a request edge
C) a directed edge from a process to a resource is called a request edge
D) None of the above

Answers

In a system resource-allocation graph, a directed edge from a process to a resource is called a request edge. Thus, option C is the correct answer.

What is a resource allocation graph?

A resource-allocation graph is a kind of graph in computer science that depicts how different processes in a system are linked with resources. This graph represents resource allocation and resource holding within a system. In other words, it shows which process is holding a resource and which process is requesting a resource.

This graph has two types of edges, as listed below:

1. Request Edge

A directed edge from a process to a resource is called a request edge. It signifies that the process is requesting that resource.

2. Assignment Edge

A directed edge from a resource to a process is called an assignment edge. It signifies that the resource is allocated to that process.

Hence, the answer is C.

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ITEMS
Evan spent 25% of his money on rent and g on food, together his
expenses totaled to $75.00. Calculate the total amount of money Evan had​

Answers

Answer:

Total money he had = $136 (Approx.)

Explanation:

Given:

Spend on rent = 25%

Spend on food = 30%

Total of expenses = $75

Find:

Total money he had

Computation:

Total money he had = [Total of expenses][100/ (Spend on rent + Spend on food)]

Total money he had = [75][100/ (25 + 30)]

Total money he had = [75][100/ (55)]

Total money he had = 136.36

Total money he had = $136 (Approx.)

data modeling is about documenting rules and policies of an organization that govern data.
T/F

Answers

True. Data modeling is a process used to define and analyze the rules and policies that govern an organization's data. It involves creating a visual representation of the data structures, relationships, and constraints within the organization's information system.

By documenting these rules and policies, data modeling helps to ensure that the data is organized, accurate, and consistent, which in turn supports efficient data management and effective decision-making.

Data modeling can take various forms, such as conceptual, logical, and physical models, each serving a specific purpose. Conceptual models focus on high-level concepts and relationships between entities, while logical models delve into the specific attributes and relationships of the data. Physical models, on the other hand, deal with the actual implementation details of the data in a database or other storage system.

Through data modeling, organizations can better understand their data, streamline business processes, and improve data quality. Additionally, it aids in the communication between different stakeholders, such as data architects, developers, and business users, ensuring that everyone has a clear understanding of the data and its purpose. In conclusion, data modeling is crucial for establishing a strong foundation for an organization's data management strategy, as it documents the rules and policies that govern the data.

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NEEDED ASAP
1. What are shortcut keys?
2. Mention 5 Examples of shortcut keys and their functions
3. Create a table and put the description for the following shortcut keys.
Shortcut Keys
i. Ctrl+Esc
ii. Ctrl+Shift+Esc
iii. Alt+F4
iv. Ctrl H
v. Ctrl E
4. Give three importance of shortcut keys
5. Are shortcut keys helpful? Explain your answer in not less than five lines.

Answers

Explanation:

1. special key combination that causes specific commands to be executed typically shortcut keys combine the ctrl or alt keys with some other keys.

2. 5 example of shortcut keys are:-

1. ctrl + A - select all2.ctrl + B - bold3. ctrl + C - copy 4. ctrl + U - under line 5. ctrl + v - paste

3. (i) open the start menu

(ii) open Windows task manager

(iii) close the currently active program

(iv) replace

(v) align center

4. the three importance of shortcut keys are :

efficient and time saving :- using shortcut make you more efficient at doing certain task on your computer .multi-tasking :- being a multi Tasker is something required in life.health benefit :- cutting down on your mouse usage by using keyboard shortcut can help reduce the risk of RSI (Repetitive Syndrome Injury).

5. shortcut keys are very helpful because it take less time. keyboard shortcuts are generally used to expedite common operation by reducing input sequence to a few keystrokes.

Answer:

all of the above is correct

Explanation:

which is true regarding how methods work? group of answer choices after a method returns, its local variables keep their values, which serve as their initial values the next time the method is called a method's local variables are discarded upon a method's return; each new call creates new local variables in memory a return address indicates the value returned by the method

Answers

The correct statement for working of method is-

A method's local variables are discarded upon a method's return; Each new call creates new local variables in memory.What is the working of the method?

Work methods are indeed the physical actions used to complete a task.

An effective ergonomics program includes several components, one of which is evaluating as well as modifying work methods to avoid discomfort and injury. Ergonomics programs include work method analysis to make sure that safe practices are used for job tasks. Training and work practitioner controls then are implemented to make sure that appropriate methods for reducing employee exposure to intuitive risks are used.

Thus, for the given question;

A local variable is a variable that can only be accessed within a specific section of a program.These variables are typically defined in that routine and are considered to be local to that subroutine.

Thus, we can conclude that each new call to a method's local variables can result in the creation of new local variables throughout memory.

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a customer calls, when they power up the computer, they get a blank display after a series of audible beeps sound. which one of these actions would be valid for this situation? select the correct response.

Answers

A valid action that could be taken in this situation is to check the RAM or memory module.

RAM or random access memory is a type of computer memory that can be randomly accessed. It is a volatile memory, which means that the data stored in it is lost when the computer is turned off. The computer stores data temporarily in RAM so that it can be accessed quickly when needed. If a computer is not working properly or is making beeping sounds, it may indicate that there is a problem with the RAM or memory module.So, one of the actions that can be taken in this situation is to check the RAM or memory module.

If the RAM is not working properly or is not seated properly, it can cause the computer to produce a series of audible beeps and fail to display anything on the screen.

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which item is developed last in the cyclical design process

Answers

The item that is developed last in the cyclical design process is known to be Prototype.

What is the last step in the design process?

Designers which can be known to be evaluators are said to test the complete product using the best solutions known to be in the Prototype stage.

Note that The item that is developed last in the cyclical design process is known to be Prototype.

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Which of these is a challenge that developers face who write web applications?
a. not being able to access databases
b. not knowing how much memory the user's computer has
c. not knowing the user’s screen resolution\
d. not being able to use programming languages such as Ruby or Java

Answers

Answer:

c. not knowing the user’s screen resolution

Explanation:

taking text on edge2020

Answer:

c. not knowing the user’s screen resolution

Explanation:

Hyper-Tech Enterprises manufactures mechanical parts used in air conditioning and heating units. The company employs over 300 workers at its Alabama facility. None of the Hyper-Tech employees belong to a union; however, management believes that unionization is in the near future. A representative of a local union has recently visited Hyper-Tech in an attempt to solicit members and have them sign authorization cards. Enough eligible employees have signed authorization cards to petition the NLRB for an election. Hyper-Tech's top executives are considering fighting the unionization efforts. Which of the following, if true, suggests Hyper-Tech has engaged in an unfair labor practice?
a. Hyper-Tech managers prohibited union representatives from soliciting employees who were on duty.
b. Hyper-Tech managers intervened when pro-union employees solicited other employees while both were on duty.
c. Hyper-Tech managers barred nonemployee union representatives from entering the firm's building.
d. Hyper-Tech managers prohibited distribution of union literature in the company cafeteria.

Answers

Answer:

d

Explanation:

The one action listed in the question that would suggest unfair labor practices would be if Hyper-Tech managers prohibited the distribution of union literature in the company cafeteria. This is because a company can prevent employees from partaking in other tasks and getting distracted while on duty. When an employee is on duty they are getting paid to focus and complete their responsibilities. An employer also has the right to prevent non-employee individuals from entering private property such as their facility. What a company cannot do is prevent their employees from deciding what the literature that they want to read or the decisions that they want to make outside of work hours. Therefore, preventing the employees from accepting literature while on their break time would be considered unfair labor practice.

Write a program that outputs a subtraction practice problem for a student, outputting the larger random number
first and the smaller random number second.

this is in C++ and i cant figure it out

Answers

Answer:

#include <stdio.h>

#include <stdlib.h>

#include <time.h>

int main(void)

{

   srand(time(NULL));

   int num1, num2;

   int val;

   while (true)

   {

       num1 = rand() % 100 + 1; //Random number between 1-100

       num2 = rand() % 100 + 1; //Random number between 1-100

       if (num1 >= num2)

       {

           printf("%d - %d = ", num1, num2);

           scanf("%d",&val);

           if (val == num1-num2)

           {

               printf("Correct!\n");

           }

           else

           {

               printf("Incorrect!\n");

           }    

       }

       else

       {

           printf("%d - %d = ", num2, num1);

           scanf("%d",&val);

           if (val == num2-num1)

           {

               printf("Correct!\n");

           }

           else

           {

               printf("Incorrect!\n");

           }

       }    

   }

}

Explanation:

First, we create two random numbers and save the values.  Then we check to see which value is larger.  Based on that, we change how we display the format to the user.  Then we check to see if the user input number is equivalent to the subtraction problem.  If it is, we display Correct!  Else, we display Incorrect!

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who believed the exodus showed that their god had the power to save a whole nationa.egyptians b.mesopotamiansc.pharaohsd.hebrews 28. Ashton is hosting a banquet. He plans to spend $400, plus/minus $50, at acost of $25 per guest,a. Find the maximum and minimum number of guests.b. If there can be up to 7 guests per table, what is the minimum number oftables Ashton should reserve so everyone has a seat? how many days does it take for the company to collect its accounts receivable and sell its inventory? is a strategy that focuses on forging long-term partnerships with customers. group of answer choices transactional marketing relationship marketing niche marketing mass customization exchange targeting [1] I wandered lonely as a cloudThat floats on high o'er vales and hills,When all at once I saw a crowd,A host, of golden daffodils;[5] Beside the lake, beneath the trees,Fluttering and dancing in the breeze.Continuous as the stars that shineAnd twinkle on the milky way,They stretched in never-ending line[10] Along the margin of a bay:Ten thousand saw I at a glance,Tossing their heads in sprightly dance.The waves beside them danced; but theyOut-did the sparkling waves in glee:[15] A poet could not but be gay,In such a jocund company:I gazedand gazedbut little thoughtWhat wealth the show to me had brought:For oft, when on my couch I lie[20] In vacant or in pensive mood,They flash upon that inward eyeWhich is the bliss of solitude;And then my heart with pleasure fills,And dances with the daffodils.What happens in the third stanza?The poet imagines seeing countless stars, waves, and flowers.The poet reflects on the day that his sadness was very severe.The poet sees the waves and watches the daffodils with awe.The poet witnesses many natural wonders in the sky and on land. Triangle X Y Z is shown. The length of X Z is 12, the length of Y Z is 11, and the length of Y X is 6.A scalene triangle has the lengths 6, 11, and 12. Keyla uses the law of cosines to find the measure of the largest angle. Complete her work and find the measure of angle Y to the nearest degree.1. 122 = 112 + 62 2(11)(6)cos(Y)2. 144 = 121 + 36 (132)cos(Y)3. 144 = 157 (132)cos(Y)4. 13 = (132)cos(Y) degrees math question!!! i need help A rock thrown vertically upward from the surface of the moon at a velocity of 4 m/sec reaches a height of s = 4t -0.8t meters in t sec. a. Find the rock's velocity and acceleration at time t. b. How long does it take the rock to reach its highest point? c. How high does the rock go? d. How long does it take the rock to reach half its maximum height? e. How long is the rock aloft? Why are the three most important Supreme Court cases regarding Federal-Tribal relations called the "Marshall Trilogy?"Select the best answer to the questions below from the choices provided. A. They were decided while the tribes were under Marshall law B. The were decided while John Marshall was Chief Justice C. The cases were argued by John Marshall D. None of these 1. A pulley system has efficiency 60%. Calculate mechanical advantage to make its velocity ratio 6 .How much amount of effort is required to lift 3000 N load by using this pulley system? What is the value of (5 2 10) 5 2 3 ?CORRECT ANSWER PLEASE?!! PLEASE HELPP ASAP!!!!!!!!!!!!!!!! 30 POINTS!!!!!!!!!!!!!!!!!!!!!!Why was the Nine from Little Rock documentary created? What was its purpose?a. to show how much work President Eisenhower put into desegregationb. to show how much the broader community of Little Rock has changedc. to show how the students directly involved in desegregation were affectedd. to show how uncooperative Governor Faubus was during the incidentEXPLAINING IS MANDATORY!!!!!!!!!!!!!!IF YOU DON'T KNOW DON'T ANSWER!!!!!!!!!!!!!!! If p is an odd prime, then prove that 13... (p - 2) = (-1)/ (mod p) I just need a little help , I dont understand When x = 1, then y ................................................................... the problem of stars twinkling due to atmospheric turbulence Fascism in Italy and Germany during the 1920s and 1930s is bestdescribed as a Write a C# program named DoubleDecimalTest thatdeclares and displays two variables - a double and a decimal.Experiment by assigning the same constant value to each variable sothat the assignment to the double is legal but the assignment tothe decimal is not. In other words, when you leave the decimalassignment statement in the program, an error message should begenerated that indicates the value is outside the range of the typedecimal, but when you comment out the decimal assignment and itsoutput statement, the program should compile correctly. When an electron passes through the magnetic field of a horseshoe magnet, the electron's? Consider the so-called Rosenbrock (banana) function: 100(x_2 - x_1)^2 + (1 x_1)^2. a.) Give the gradient, the Hessian and the second order Taylor series expansion of this function.