2.(25pts) For the following code specify which of the variables a,b,c,d are type equivalent under (a) structural equivalence, (b) strict name equivalence, and (c) loose name equivalence.
Type T = array [1..10] of integer
S = T
a: T
b: T
c: S
d: array [1..10] of integer
Answers
The following variables a, b, and d are type equivalent under (a) structural equivalence, (b) strict name equivalence, and (c) loose name equivalence. Whereas, c is equivalent to S.
Structural equivalence is if two variables have the same structure. T = array [1..10] of integer, and S = T have the same structure. Hence, a and b are structurally equivalent to each other as they are of the same type T, whereas d is also of type T as it is also an array of 10 integers. Therefore, a, b, and d are structurally equivalent under structural equivalence.
Strict name equivalence means variables are strictly named equivalent if they have the same name. None of the variables have the same name, hence there is no strict name equivalence between them.
Loose name equivalence means two variables are loosely named equivalent if they are not structurally equivalent but have the same name. Here, c and S are loosely name equivalent because both represent an array of 10 integers. Hence, c is equivalent to S.
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Related Questions
Writers should avoid jargon because jargon ______. a. Takes too long to use b. Limits what ideas can be explored c. Conveys too much information d. Is difficult for many to understand Please select the best answer from the choices provided A B C D
Answers
Answer:
d. Is difficult for many to understand
Explanation:
hope it helps .
Answer:
d. is difficult for many to understand
Explanation:
Which CPU characteristic when enabled, doubles the number
of instructions which can be processed at once?
Answers
Answer:
A central processing unit (CPU) is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions. The term has been used in the computer industry at least since the early 1960s. Traditionally, the term “CPU” refers to a processor, more specifically to its processing unit and control unit (CU), distinguishing these core elements of a computer from external components such as main memory and I/O circuitry.
The form, design and implementation of CPUs have changed over the course of their history, but their fundamental operation remains almost unchanged. Principal components of a CPU include the arithmetic logic unit (ALU) that performs arithmetic and logic operations, processor registers that supply operands to the ALU and store the results of ALU operations, and a control unit that fetches instructions from memory and “executes” them by directing the coordinated operations of the ALU, registers and other components.
Most modern CPUs are microprocessors, meaning they are contained on a single integrated circuit (IC) chip. An IC that contains a CPU may also contain memory, peripheral interfaces, and other components of a computer; such integrated devices are variously calledmicrocontrollers or systems on a chip (SoC). Some computers employ a multi-core processor, which is a single chip containing two or more CPUs called “cores”; in that context, single chips are sometimes referred to as “sockets”. Array processors or vector processors have multiple processors that operate in parallel, with no unit considered central.
Write a Java program which declares and populates an array with some values (at least 5 values). Then it should call a method passing it the array. The method should modify the array values using a loop. Lastly, after the program calls the method, it should display the modified array contents to the console.
Answers
Answer:
CODE IN JAVA :
import java.util.*;
public class Main
{
public static void modifyArray(int[] arr, int n){
for(int i = 0; i < n; i++){
arr[i] = -1; // each value is modified to -1
}
}
public static void main(String[] args) {
int n;
System.out.print("Enter size of array(atleast 5): ");
Scanner sc = new Scanner(System.in);
n = sc.nextInt();
int array[] = new int[n]; // array with size n declared
// populating the array
System.out.print("Enter array elements: ");
for(int i = 0; i < n; i++){
array[i] = sc.nextInt();
}
// modifying array via a function
modifyArray(array, n);
// printing array values after modifiction
System.out.print("Array after modification: ");
for(int i = 0; i < n; i++){
System.out.print(array[i] + " "); // space separated
}
}
}
Explanation:
To connect an analog microphone which color port would you use?
Answers
Identify the audio jacks on the back of your computer. Unless your computer is very old, the jacks are color-coded green for line-out -- for speakers or headphones -- blue for line-in and pink for a microphone.
What is patch panel?A patch panel is a tool or item with a number of jacks, typically of the same or similar type, used for connecting and routing circuits for convenient, flexible monitoring, linking, and testing of circuits. Patch panels are frequently used in radio and television, recording studios, and computer networking. The term "patch" was first used in telephony and radio studios, where backup equipment could temporarily replace broken components. Patch cords and patch panels, similar to the jack fields of cord-type telephone switchboards, were used for this reconnection. Patchbays make it simpler to connect various devices in various configurations for various projects because all the adjustments can be made there.
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Submit your 250-word essay, supported by details from at least two sources, that expresses whether you believe the Internet is a good or a bad influence on young people.
Answers
Title: The Internet's Influence on Young People: Navigating the Pros and Cons
Introduction:
The advent of the Internet has undoubtedly revolutionized the way young people interact, learn, and navigate the world. While the Internet offers immense opportunities for knowledge sharing, connectivity, and self-expression, it also presents potential challenges and risks. This essay delves into both the positive and negative influences of the Internet on young individuals, exploring its transformative potential alongside inherent drawbacks.
Body:
On one hand, the Internet serves as a gateway to a vast array of information and educational resources. Young people now have access to diverse perspectives, enabling them to broaden their horizons and develop critical thinking skills. Moreover, the Internet facilitates global connections, fostering cultural understanding and collaboration among youth from different backgrounds.
However, the Internet also exposes young people to various risks and negative influences. Online platforms can become breeding grounds for cyberbullying, misinformation, and predatory behavior. Young individuals may encounter harmful content or fall victim to online scams. Moreover, excessive screen time and virtual interactions may lead to social isolation and hinder real-life communication skills.
Conclusion:
In conclusion, the Internet's influence on young people is a complex phenomenon that encompasses both positive and negative aspects. It has the potential to empower, educate, and connect individuals on a global scale. However, it also presents risks and challenges that must be acknowledged and addressed. Ensuring digital literacy, responsible online behavior, and a supportive online environment are crucial in maximizing the benefits and minimizing the drawbacks of the Internet for young people.
address on the internet
Answers
A device on the internet or a local network can be identified by its IP address, which is a special address.The rules defining the format of data delivered over the internet or a local network are known as "Internet Protocol," or IP.
Which two kinds of Internet addresses are there?
picture of an address found online Internet Protocol (IP) addresses are used to connect your network with the Internet.IP addresses come in two varieties: static and dynamic.In order to help you choose between static and dynamic IP addresses, this article compares their main characteristics. Using one of the several IP lookup programs that are readily available online is the quickest approach to start learning someone's IP address.There are tools available to enter an IP address and search for its free public registry results on websites A network address and a host (or local) address are the components of an internet address.With this two-part address, a sender can identify both the network and a particular host on the network.Each network that connects to another Internet network receives a distinct, official network address. While IP addresses do identify your whereabouts, they do not provide as much detail as a home address.Additionally, IP addresses will never disclose your name, phone number, or any other specific personal details. "Internet protocol" is referred to as IP.For any device connected to your network, your router IP serves as an identification number.For the router to recognize it and send data packets to it, a device (such as a computer or smartphone) needs to have an IP address.Your internet is what it is because of the data packets.To learn more about IP address refer
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The c compiler performs strict array bounds checking when it encounters an array of characters. true false
Answers
True , The c compiler performs strict array bounds checking when it encounters an array of characters.
A compiler is possible to perform some or all of the following operations, often called steps: preprocessing, lexical analysis, parsing, semantic research (syntax-directed translation), conversion of input schedules to an intermediate representation, code optimization, and code generation.
What function does a compiler perform?
A compiler is a special program that decodes a programming language's original code into machine code, bytecode or another programming language.
The source code is generally written in a high-level, human-readable terminology such as Java or C++.
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Lin wants to play an online game with her friends. She read the description of the game and knows it contains several features with addictive design, including rewards for completing levels and long game times with penalties for quitting early. She likes the game but doesn’t want to get sucked in and skip her homework (which has happened before)! Name two guidelines Lin should set for herself before playing the game.
Answers
Answer:
Set a time limit for herself. Ask her parents for help monitering her app usage.
suppose that the market-clearing quantity is 2 books. what is the maximum value of x? give x as an integer.
Answers
There is not enough information to determine the maximum value of x.
The market-clearing quantity being 2 books does not provide any information about x. In order to determine the maximum value of x, we would need additional information about the relationship between x and the market-clearing quantity. Without that information, we cannot provide a specific value for x.
To provide, we need more information about the relationship between x and the market-clearing quantity. Please provide any additional context or equations involving x, so I can help you find the maximum value of x as an integer.
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Discuss a simple findpath problem using multiple point-mass robots in an obstacle cluttered 2-D bounded workspace. Derive the control laws using the Lyapunov-based Control Scheme and prove stability of the system. Design and discuss new potential field functions (without deriving new control laws) when a selection of the obstacles turn into landmarks (or waypoints) and guide the robots to their destination.
Answers
The problem of navigating multiple point-mass robots through a cluttered, bounded 2-D workspace can be addressed through a find path problem.
The control laws required to guide the robots through the workspace can be derived using a Lyapunov-based control scheme. In order to prove the stability of the system, the Lyapunov stability theorem can be applied to the control laws.
One way to design new potential field functions for guiding the robots to their destination when a selection of the obstacles turns into landmarks (or waypoints) is to use a combination of attraction and repulsion forces.
The attraction force would be directed towards the waypoint, while the repulsion force would be directed away from any obstacles in the robots' path. By balancing these forces, the robots can be guided towards their destination while avoiding collisions with obstacles.
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Question 2 of 10
Which example best demonstrates how computers have influenced ethical
issues?
A. A person joins a social media group for people who like to
produce dance videos on TikTok.
O B. A person uses a password found online to download games for a
gaming console.
C. Computers and the internet provide an avenue for entrepreneurs
to start their own businesses.
D. Internet service providers collect billions of dollars each year for
providing internet-related services.
SUBMIT
Answers
Answer:
C
Explanation:
By providing a new avenue for entrepreneurs
to start their own businesses, the internet influences such ethical issues greatly.
Answer:
Explanation:
the list below tracks people and the books they check out from the local library. we sometimes need to delete a person by deleting the row(s) containing that person. if we delete the person in row 3 (long, shelia), we also erroneously delete the data for the book named legend. what is this term for this type of mistake?
Answers
SQL's TRUNCATE statement clears the table's space and eliminates all data from it.
Tables are used in relational databases to hold data. Each column in a table stores a certain sort of data (integer, real number, character string, date, "") and is arranged in rows. A row is used to contain the information for one "instance" of a table. The database management system was developed in order to store enormous amounts of data, which can take any form, including images, text, audio files, and video files. Users of DBMS can store and access data in any format.
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I made Pico with a Ray Gun (Next is Dad/Tankman)
Opinons?
Answers
Answer:
It's cool!
Explanation:
Everything coalesces together perfectly! Despite the fact the boy and his ray gun are vastly different in style, I think it's cool overall! :)
How would you describe the relationship between blocks of code and commands?
Answers
a cota is planning a meal preparation session with a client who has early stage 2 parkinson's disease. which of the following tasks would present the greatest challenge to this client when completed without compensatory motions? a. Using kitchen tongs to turn over food on a baking pan
b. Wiping the surface of a kitchen countertop with a washcloth
c. Moving a cup partially filled with water from sink to stovetop
Answers
Based on the limited information provided, moving a cup partially filled with water from sink to stovetop would present the greatest challenge to the client with early stage 2 Parkinson's disease when completed without compensatory motions. This task requires precision and stability, which can be challenging for individuals with Parkinson's disease due to tremors and impaired fine motor skills. The use of compensatory motions such as using two hands or moving slowly and deliberately may help the client complete this task more easily.
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The task would present the greatest challenge to this client when completed without compensatory motions is a. "using kitchen tongs to turn over food on a baking pan."
The person would have difficulty grasping the tongs properly and controlling the hand movement required to turn over food on a baking pan. With early-stage 2 Parkinson's disease, patients can still do daily activities but may have some difficulties with movements or coordination. Compensatory motions refer to alternative ways of performing tasks when regular methods are difficult or impossible. These motions can help people with Parkinson's disease do daily activities.
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what tells the hardware what to do and how to do it?
Software
Hard drive (Hdd)
hardware
Cpu
Answers
Answer:
I think its CPU
Explanation:
Which of these is a standard for describing a wifi network?
4G
802.11ac
100BaseT
mesh
Answers
Answer:
4g
Explanation:
i say 4g because its a standard for describing a wifi network.
Answer:802.11ac
Explanation:for me on k12 its 802.11ac not 4g
How to solve "upstream prematurely closed connection while reading response header from upstream"?
Answers
Answer:
"Upstream prematurely closed connection while reading response header from upstream" is an error message that can occur when there is a problem with communication between a web server and an upstream server. This can happen for a variety of reasons, including issues with the network connection, problems with the upstream server, or issues with the web server's configuration.
Here are some steps you can try to troubleshoot this error:
Check the network connection: Make sure the network connection between the web server and the upstream server is stable and not experiencing any issues.
Check the upstream server: If the upstream server is experiencing problems or is offline, it may be causing the error. You can try restarting the upstream server or checking its logs for more information.
Check the web server's configuration: Make sure the web server is properly configured to communicate with the upstream server. This may involve checking the web server's configuration files and ensuring that the correct hostname and port are specified for the upstream server.
Check for any error messages in the web server's logs: The web server's logs may contain additional information about the cause of the error.
Check for any system-level issues: If you are using a load balancer or other system-level software, it may be causing the error. You can try restarting or reconfiguring these systems to see if that resolves the issue.
It's also a good idea to check the documentation for the web server and the upstream server to see if there are any known issues or configuration changes that may be causing the error.
Explanation:
____ work to prevent an attack by blocking viruses, malformed packets, and other threats from getting into the company network.
Answers
Intrusion prevention systems work to prevent an attack by blocking viruses, malformed packets, and other threats from getting into the company network.
An intrusion prevention system abbreviated as IPS is a tool that plays a major role in the network security of an organization. This system continuously scans for any activity or viruses that may harm the company network and provides measures to prevent such types of activity.
It is more useful compared to the intrusion detection system as it performs the function of both detecting and blocking the threat to the network while the intrusion detection system can only disclose the threat.
Mostly, the intrusion prevention system works by detecting the threat and reports to the administrator to prevent any harmful activity or automatically blocks the source of threatful activity, or transforms the firewall to stop such further attacks hereafter.
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A hash function is taking an input string of arbitrary length and produces a fixed-sized, short output called a digest.
A. True
B. False
Answers
Answer:
A. True
Explanation:
Digest is actually: a message digest algorithm, or put simply: a hash value, even simpler: the output.
why does low air pressure usually indicate bad weather?
Answers
Areas with high pressure typically have calm, fair weather. Areas with low pressure have comparatively thin atmospheres.
Why does poor weather typically signal low air pressure?Low pressure causes active weather. The atmosphere becomes unstable when the air rises since it is lighter than the surrounding air masses. When the air pressure increases, water vapor in the air condenses, creating clouds and rain, among other things. Both severe weather and active weather, such as wind and rain, are brought on by low pressure systems.
What type of weather lowers air pressure?Low-pressure areas are typically associated with bad weather, while high-pressure areas are associated with calmer winds and clear skies (such as cloudy, windy, with potential for rain or storms).
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ad extensions assist in providing users with which two things they want from their search experience?
Answers
Promotion augmentations help with furnishing clients with Pertinent data and Data in view of their second they need from their hunt insight.
What is one of the principal reasons for utilizing promotion augmentations?A Googgle promotion expansion is an extra snippet of data that makes your promotion more valuable to perusers. It gives data like merchant surveys, different connections from your site, and phone numbers, subsequently extending your commercial.
What is the advantage of remembering promotion augmentations for your pursuit promotion?Promotion expansions are a fast and simple method for growing your Pursuit advertisements, giving individuals more motivations to pick your business — at no additional expense. There is an entire scope of manual expansions you can decide to carry out yourself, like area data, cost, and advancement callouts.
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what statement regarding support of plug and play is not accurate?
Answers
It's difficult to determine which statement regarding support of plug and play is not accurate without specific statements to evaluate.
Plug and play always functions perfectly: Although plug and play is intended to make it easier to install hardware and peripherals, it isn't always reliable. Before a device can function properly, it may need new software or drivers, and conflicts with pre-existing hardware or drivers can happen. Every gadget is plug-and-play compatible: Not every device can be used with plug and play. For some older hardware to function properly, manual configuration or driver installation may be necessary. Only Windows PCs are capable of plug and play: Plug and play isn't just for Windows computers. Plug and play is also supported by Macs, Linux systems, and other operating systems, however the exact implementation may vary.
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Choose the words that complete the sentences.
A_______
is used to edit raster images.
A_______
is used to edit vector images.
A_______
is used to control a scanner or digital camera.
Answers
Answer:
A paint application
is used to edit raster images.
A drawing application
is used to edit vector images.
A digitizing application
is used to control a scanner or digital camera.
Explanation:
got it right on edg
___________is used to extract information from a database?
a) Validation
b) Data type
c) Record
d) Query
Answers
thee answer is thy letter A
Answer: b
Explanation:
i believe it is the answer b Data type
To code an internal or embedded stylesheet the style rules must go in the _________ section of the page between _________ tags.
Answers
To code an internal or embedded stylesheet, the style rules must go in the head section of the page between the style tags.
When creating a webpage, you have the option to either use inline styles, external stylesheets, or internal/embedded stylesheets.
An internal or embedded stylesheet is placed directly within the HTML document itself. To code the internal or embedded stylesheet, you need to follow these steps:
1. Start by opening the head section of your HTML document. The head section is where you include metadata about your webpage, such as the title and character encoding.
2. Within the head section, add the opening and closing style tags. These tags indicate that the content between them will contain CSS code.
3. Between the style tags, you can now write your CSS rules. CSS rules consist of a selector and one or more declarations. The selector specifies which HTML elements the rule applies to, and the declarations define the styling properties for those elements.
Here's an example of how an internal or embedded stylesheet would look in HTML:
```
My Webpage
h1 {
color: blue;
font-size: 24px;
}
p {
color: red;
font-size: 16px;
}
Welcome to My Webpage
This is a paragraph.
```
In the example above, the style rules for the h1 and p elements are defined within the style tags. The h1 element will have a blue color and a font size of 24 pixels, while the p element will have a red color and a font size of 16 pixels.
By placing the style rules in the head section between the style tags, you ensure that these rules apply to the entire webpage. This way, you can easily maintain consistent styles across multiple elements and pages.
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What is the keyboard shortcut for the Undo command?
Choose the answer.
CTRL+X
CTRL+Z
CTRL+U
CTRL+V
Answers
Answer:
CTRL+Z is Undo
Explanation:
CTRL+X: Cut
CTRL+Z: Undo
CTRL+U: Underline
CTRL+V: Paste
Ryder has discovered the power of creating and viewing multiple workbooks. Ryder wants to use a layout in which the workbooks overlap each other with all the title bars visible. Ryder opens all of the workbooks, and then he clicks the View tab on the Ribbon and clicks the Arrange All button. What should he do next to obtain the desired layout?
Answers
Answer:
Click the Cascade option button
Explanation:
Based on the description of what Ryder is attempting to accomplish, the next step that he needs to do would be to Click the Cascade option button. This option will cause all the windows of the currently running applications to overlap one another but at the same time show their title bars completely visible in order to let the user know their open status. Which is exactly what Ryder is attempting to make as his desired layout for the workbooks. Therefore this is the option he needs.
Identify characteristics of top-down programming design. Choose all that apply.
It assumes the problem has a simple solution.
It is good for running simple calculations.
It is simple to modify if steps change.
It is made of one or more modules.
It breaks a task into simpler and simpler steps.
Answers
Answer:
The correct option is;
It is made of one or more modules.
It breaks a task into simpler and simpler steps.
Explanation:
The implementation of top-down programming approach begins from the system defining basic modules and progresses by putting in place intermediate modules that take charge of more detailed and complex activities and processes. The intermediate modules are further streamlined into more specific programming
Therefore, the top-down programming is made of one or more modules that breaks a task into simpler and simpler steps.
Answer:
A, B, D and E
Explanation:
Manuel is working on a project in Visual Studio. He wants to keep this program showing on the entire desktop, but he also needs to have several other applications open so that he can research the project.
Answers
Answer:
d. Task View
Explanation:
Based on the scenario being described within the question it can be said that the best feature for this would be the Windows 10 task view. This is a task switcher and virtual desktop system included in the Windows 10 operating system, and allow the individual user to quickly locate, manage, open or hide different windows/tasks. Such as having several projects open in different monitors running at the same time.