Let us create an application that manages attendance for a course. This application has four major requirements:
Requirement 1 (Import records): The application must import records pertaining to each student registered for the course from a course list.
Requirement 2 (Mark absences): The application must allow the user to mark each student in the course as present or absent on any given day.
Requirement 3 (Generate reports): The application must generate reports based on criteria.
Requirement 4 (Menu): The application must support a user interface to the attendance tracker

In order to access cells with (x, y) coordinates in sequential bracket notation, a grid must be  a two-dimensional array or matrix.

In order to approach cells accompanying (x, y) coordinates in subsequent bracket notation, a gridiron must be represented as a two-spatial array or matrix.The rows of the gridiron correspond to the first measure of the array, while the columns pertain the second dimension.

So, Each cell in the grid iron can be achieve by specifying  row and column indications in the array, using the subsequent bracket notation.For example, if we have a 5x5 gridiron, we can represent it as a two-spatial array with 5 rows and 5 processions:

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The given code defines an exception class named "UsernameNotFound", which is used to raise an error message when a specified username is not found in the list of accepted usernames.

The code first creates a tuple of accepted usernames containing 'ABC' and 'DEF'. Then it defines an exception class named "UsernameNotFound", which inherits from the base Exception class. This class takes a parameter named "username" and initializes it using the dummy initialization method "init". The "str" method is also defined, which returns the error message containing the username that was not found in the list of accepted usernames.

The purpose of defining this exception class is to provide custom error handling for situations when a specified username is not found in the list of accepted usernames. For example, if a program or function is designed to only accept certain usernames, this exception class can be used to raise an error message when an invalid username is entered.

To raise this exception, you would need to use the "raise" statement with an instance of the "UsernameNotFound" class, passing the invalid username as a parameter. For example, if the entered username is "GHI" and it is not found in the list of accepted usernames, you can raise an exception as follows:

python

Copy code

if username not in usernames:

   raise UsernameNotFound(username)

If the "con" module is available in your Python environment, you could also use the built-in "FileNotFoundError" exception instead of defining a custom exception class. For example:

python

Copy code

if username not in usernames:

   raise FileNotFoundError(username + " not found!")

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Two specialized alternatives not often used as a continuity strategy in the field of management of information security are:1. Mirrored site: A mirrored site is a type of backup strategy that involves creating an exact copy of the primary site, including its hardware, software, and data.

This approach is often used by organizations that require high availability of their systems and cannot afford any downtime. In the event of a disaster, the mirrored site can be activated, and operations can continue seamlessly. However, this approach can be expensive and requires significant resources to set up and maintain.2. Cold site: A cold site is a type of backup strategy that involves keeping a physical location available for use in the event of a disaster, but without any of the hardware, software, or data required to run the organization's systems. This approach is often used by organizations that have low tolerance for downtime but do not have the resources to maintain a mirrored site. In the event of a disaster, the organization would need to procure and install all the necessary hardware, software, and data before operations can resume. This approach is less expensive than a mirrored site, but the downtime can be significant. In conclusion, while these two specialized alternatives are not often used as a continuity strategy, they may be suitable for organizations with specific needs and constraints.

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Answer:

Written in Java

import java.util.Collections;

import java.util.Random;

import java.util.LinkedList;

class Main {

 public static void main(String[] args) {

   LinkedList<Integer> myList = new LinkedList<Integer>();

   Random rand = new Random();

   int randnum;

   int sum = 0;

   for(int i = 0;i<25;i++)     {

       randnum = rand.nextInt(101);

       myList.add(new Integer(randnum));    

       sum+=randnum;

   }

   Collections.sort(myList);

   System.out.println(myList);

   System.out.println("Average: "+(float)sum/25);

 }

}

Explanation:

import java.util.Collections;

import java.util.Random;

import java.util.LinkedList;

class Main {

 public static void main(String[] args) {

This declares a linkedlist as integer

   LinkedList<Integer> myList = new LinkedList<Integer>();

This declares random variable rand

   Random rand = new Random();

This declares randnum as integer

   int randnum;

This declares and initializes sum to 0

   int sum = 0;

The following iteration generates random numbers, inserts them into the linkedlist and also calculates the sum of the generated numbers

   for(int i = 0;i<25;i++)    {

       randnum = rand.nextInt(101);

       myList.add(new Integer(randnum));    

       sum+=randnum;

   }

This sorts the list

   Collections.sort(myList);

This prints the list

   System.out.println(myList);

This calculates and prints a floating-point average

   System.out.println("Average: "+(float)sum/25);

 }

}

The program that inserts 25 random integers from 0 to 100 in order into a LinkedList and sort the elements, and then calculate the sum of the elements, and calculate the floating-point average of the elements is represented below:

import random

linkedList = []

for i in range(0, 25):

   random_number = random.randint(0, 100)

   linkedList.append(random_number)

sort = sorted(linkedList)

add = sum(sort)

average = add / len(sort)

print(sort)

print(add)

print(average)

The code is written in python.

An empty variable linkedList is declared and an empty list is stored in it.

we loop through a value from range 0 to 25.

Then get a random of 0 to 100.

The random 25 numbers are appended to the empty list linkedList.

The linkedList are then sorted and stored in a variable sort.

The sorted numbers are summed and stored in the variable add.

The floated  average of the number is calculated and stored in the variable average.

The sorted numbers, sum and floated average are printed out.

The bolded value of the code are python keywords.

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D - it is computer generated content tailored to a person's interests.

Explanation:

D

Answer:

RIP prevents routing loops by limiting the number of hopes allowed in a path from source and destination.

Explanation:

Routing Information Protocol (RIP) is a type of dynamic routing protocol which finds the best path between the source and the destination network through the use of hop count as a routing metric. The path with the lowest hop count from source to destination is considered as the best route. Routing Information Protocol (RIP) is a distance-vector routing protocol.

RIP prevents routing loops by limiting the number of hopes allowed in a path from source and destination.

The virtual disk configuration for the VMs on both servers in this environment is shown below.

In the Hyper V Test,

Since there will be two or three virtual machines running at once, each of which needs between 30 and 50 GB of the total 250 GB of disk space available,

Setting up 5 virtual disks, each 50 GB in size.

2 VMs each have a 50 GB virtual drive assigned to them.

The above setup was chosen because running three VMs with various virtual disks assigned to them will not pose an issue when two or three VMs are running concurrently and sharing the same virtual disk. This is because the applications are disk-intensive.

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Given this environment, the virtual disk configuration for the VMs on both servers is shown below. Because two or three VMs will be running at the same time, and each VM has disk requirements ranging from 30 to 50 GB of total disk space of 250 GB.

Therefore,

Configuration:

Creating 5 Virtual disks of 50 GB each.

1 virtual disk of 50 GB is assigned to 2 VM.

The above configuration is because since two or three VM will be running at the same time and using the same virtual disk will cause a problem since the applications are disk intensive, running three VMs with different virtual disks assigned to them, will not cause a problem.

For Hyper V App,

Two VM will run at the same time, and the disk requirement is 150 - 200 GB of 500 GB total disk space.

Configuration:

Creating 2 virtual disks of 200 GB each with dynamic Extension and assigning each one to a single VM will do the trick.

Since only two VMs are run here, the disk space can be separated.

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Cloud Service Providers (CSPs) use the User Domain, Remote Access Domain, WAN Domain, and System/Application Domain to offer services to customers throughout the world.

The User Domain is responsible for authentication and authorization of users, allowing access to resources as appropriate. The Remote Access Domain is responsible for allowing users to securely connect to their cloud resources.

The WAN Domain is responsible for connecting the cloud provider's data center and the customer's data center. Lastly, the System/Application Domain is responsible for managing application-level services such as web hosting, database hosting, and cloud computing.

These four domains work together to provide services to customers around the world. The User Domain ensures that users can securely access the cloud services. The Remote Access Domain ensures secure connections.

The WAN Domain ensures that cloud providers and customers can connect with each other. And finally, the System/Application Domain allows for application-level services to be provided to customers.

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The MATCH function finds a specific item within a range of cells and returns the position of the item within the range relative to other items.

In Excel, functions are predefined formulas that perform specific calculations using values ​​from user input as arguments. All Excel functions have a specific purpose. Simply put, it calculates a certain value. Each function has an argument (the input value) to get the result value in the cell. Excel functions are ready-made formulas that make it easy to perform math, statistics, and logic tasks. Once you're familiar with using a function, simply enter the equals sign (=) in a cell, the name of the function, and the range of cells to apply it to.

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Explanation:

the Word processor is used to for

* Editing of documents

*Formatting of documents

*Creation of documents

*Saving documents

The tripeptide that carries a net positive charge at pH 7.0 is Leu-Lys-Gly (IV).

At pH 7.0, the carboxyl group of glutamic acid (Glu) in Arg-Glu-Met (V) and the carboxyl group of aspartic acid (Asp) in Ala-Thr-Asn (II) are deprotonated, resulting in a net negative charge. On the other hand, the side chain of lysine (Lys) in Leu-Lys-Gly (IV) has an amino group that can accept a proton at pH 7.0, resulting in a net positive charge. Therefore, out of the options given, Leu-Lys-Gly (IV) is the tripeptide that carries a net positive charge at pH 7.0.

Here is a summary:

- Gln-Val-Ser (I) does not contain any charged amino acids and therefore does not carry a net positive charge at pH 7.0.

- Ala-Thr-Asn (II) contains aspartic acid (Asp), which has a deprotonated carboxyl group and carries a net negative charge at pH 7.0.

- Pro-Ile-Leu (III) does not contain any charged amino acids and therefore does not carry a net positive charge at pH 7.0.

- Leu-Lys-Gly (IV) contains lysine (Lys), which has an amino group that can accept a proton at pH 7.0, resulting in a net positive charge.

- Arg-Glu-Met (V) contains glutamic acid (Glu), which has a deprotonated carboxyl group and carries a net negative charge at pH 7.0

So, the answer is option IV

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Answer:  For a network to exist, both the hardware and software of a computer must be able to communicate with other computers, so the answer is D.

The hardware and software connecting electronic devices so they can communicate with each other.

An interconnected system of nodes that can send, receive, and exchange data, voice, and video traffic is known as a computer network, sometimes known as a data network. Servers or modems are two examples of nodes in a network. Endpoint users frequently use computer networks to exchange resources and communicate.

They frequently appear everywhere, including in buildings like homes, offices, and government agencies. Computer networks can be used to share information and get around geographical restrictions.

Several protocols and algorithms are used by network devices to define the precise transmission and reception of data by endpoints. For instance.

Therefore, The hardware and software connecting electronic devices so they can communicate with each other.

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Answer:

c) mass media personnel

Explanation:

A software can be defined as a set of executable instructions (codes) or collection of data that is used typically to instruct a computer how to perform a specific task and to solve a particular problem.

Basically, softwares are categorized into two (2) main categories and these are;

I. System softwares.

II. Utility softwares.

Photo editing software, desktop publishing, email and word processing software is most likely to be used by a mass media personnel because he or she deals with the creation of various documents such as images, texts, multimedia files etc.

The command "grep -v ""inn"" sample1" displays all the lines in the file "sample1" that do not contain the exact string "inn". This command is different from the results in step 2 because it excludes lines with the specified string instead of including them.

The "grep" command is used to search for lines in a file that match a given pattern. In this case, the "-v" option is used, which tells grep to display all the lines that do not match the specified pattern. The pattern in this command is ""inn"", which is the exact string "inn" enclosed in double quotes.

When this command is executed on the file "sample1", it will display all the lines in "sample1" that do not contain the string "inn". If a line in "sample1" contains the string "inn", it will be excluded from the output. The command essentially filters out lines with the specified pattern and shows the remaining lines. This is different from the results in step 2 because in step 2, the command "grep ""inn"" sample1" displayed all the lines in "sample1" that contain the string "inn". In step 3, with the addition of the "-v" option, the command excludes lines with the specified string instead. So, the output will be the inverse of the output in step 2, showing lines without the string "inn" instead of lines with it.

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Answer: 2 passes

Explanation: Chose 4 and got it wrong on the test. It's 2 bro

Why it is important to include a credit for any content we use from internet??

Copyright is the legal concept that works—art, writing, images, music, and more—belong to the people who create them. According to copyright law, any original content you create and record in a lasting form is your own intellectual property. This means other people can't legally copy your work and pretend it's their own. They can't make money from the things you create either.

You can still cite and refer to other sources (including copyrighted materials) in your work. But to use, copy, or change a copyrighted work, you need permission from the person who holds the copyright. This permission is called a license.

That's all I know

whether your hard drive is about to fail can computer maintenance software determine.

What is computer maintenance software ?

Software that centralises maintenance data and streamlines maintenance operations is known as a computerised maintenance management system, or CMMS. It aids in maximising the use and accessibility of tangible assets like machines, transportation, communications, plant infrastructures, and other assets. CMMS systems, also known as computerised maintenance management information systems (CMMIS), are used in the manufacturing, energy, transportation, building, and other sectors where physical infrastructure is essential.

A CMMS's database is its fundamental component. The information regarding the assets that a maintenance organisation is responsible for maintaining, as well as the tools, supplies, and other resources needed to do so, are organised using a data model.

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The shaft headgear is the structural frame that rests over an underground mine shaft to help it in the hoisting of machinery, personnel, etc.

The attached image above shows the shaft headgear and the different parts which helps to structurally keep it in place and hoist machinery.

This refers to the three-dimensional drawing that is done to show the geometric elements of height, width, and depth in their 3D projects.

The attached image above shows the shaft headgear and the different parts which helps to structurally keep it in place and hoist machinery.

Hence, we can see that from the attached drawing, there is the image that shows a shaft headgear in 3D as it rests over an underground mine shaft to help it in the hoisting of machinery, personnel, etc.

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Answer:

ENIAC, UNIVAC, EDVAC and IMB 1401 are the list of computers used in history of computer

Explanation:

hope it helps

plz make it brainliest ans

To maximize this same quality of the final image, a photographer should take the original image file before editing it.

The act of modifying an image is known as photo editing. However, this is oversimplification of a subject that is complex and employs a variety of methods and tools.

Thus, to maximize this same quality of the final image, a photographer should take the original image file before editing it.

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Answer:

python

Explanation:

list_of_numbers = []
count = 0
while count < 6:
   added_number = int(input("Enter a number: "))
   list_of_numbers.append(added_number)
   list_of_numbers.sort()
   print(f"Smallest: {list_of_numbers[0]}")
   count += 1

Answer:

To access the the junk email options in Outlook 2016, follow the following steps.

1. Click the Junk Button

This will take you to the Junk messages that you have.

2. Select a message

Select a junk message from the list.

3. Locate the Delete group on the ribbon

The Junk email options is located in the 'Delete' group on the ribbon in the Home tab.

4. Select Junk Email Options

Click on the Junk email options button and a popup window will appear.

5. Choose one of the protection levels

Select the protection level you want from the various options listed including low, high, automatic etc.

Answer:

select a message, locate the Delete group on the ribbon, click the junk button, select junk email options, choose one of the protection levels.

Explanation:

Companies, such as Amtrak, are so automated errors are caught before system failures can occur is True. Computing professionals have Codes of Ethics as do medical doctors, lawyers and accountants is True.  In the Denver airport baggage system failure, one cause was insufficient time for development is True.

1.

Companies like Amtrak use automated systems that can catch errors before they turn into system failures. They do this by investing in advanced technologies that can automate manual processes, like collecting data, processing transactions, or tracking inventory. Therefore, the statement is True.

2.

Like other professions such as medical doctors, lawyers, and accountants, computing professionals also have Codes of Ethics that guide their professional conduct. These codes are designed to ensure that they behave ethically in their interactions with clients, colleagues, and the public. Therefore, the given statement is True.

3.

One of the causes of the Denver airport baggage system failure was insufficient time for development. The system was underdeveloped and could not handle the volume of baggage that needed to be processed, leading to significant delays and lost luggage. So, it is True.

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Answer:

Explanation:

GW-BASIC es un dialecto del lenguaje de programación BASIC desarrollado por Microsoft de IBM BASICA. Es un software antiguo para aprender comandos básicos de DOS. Es para el estudiante principiante aprender los conceptos básicos antes de comprender los lenguajes de alto nivel C++, Java y C sostenido.

Para encontrar el producto de dos números dados en GW-BASIC, puedes usar el siguiente código:

10 INPUT "Ingrese el primer número: ", A

20 INPUT "Ingrese el segundo número: ", B

30 LET C = A * B

40 PRINT "El producto es: ", C

50 END

Este código solicita al usuario que ingrese dos números y luego los multiplica y muestra el resultado.

Espero que esto te ayude a aprender GW-BASIC. Si tienes alguna otra pregunta, no dudes en preguntarme.

Answer:

Magnetic Storage Device – one of the most popular types of storage used. Floppy diskette – A normal 3 ½ inch disk can store 1.44 MB of data. ... Magnetic strip – Magnetic tape drive stores video and audio using magnetic tape, like tape and video tape recorders.

Explanation:

Answer:

The functions of operating system are:

Explanation:

It protects the user to create,copy,delete,move& rename files & folders.

It protects the stored information from unauthorized users & denies them access to data.

It manages the storage and retrieval of data from disks.

It manages the input to and output form of computer system.

Answer:

yep its decision

Explanation:

Using a rating system in a digital guide can be extremely beneficial for users in several ways: Firstly, a rating system can provide users with a quick and easy way to gauge the quality and relevance of the information provided in the guide.

Additionally, a rating system can help users to find the most popular and useful sections of the guide. By sorting the content based on ratings, users can easily identify the most highly rated and relevant sections of the guide, saving them time and effort in their search for information.

Furthermore, a rating system can encourage user engagement and participation, as users are able to share their own feedback and opinions on the content. This can create a sense of community and collaboration among users, as they work together to improve the quality and usefulness of the guide for everyone.

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Hamming code is a binary linear error-correcting code that can detect and correct single-bit errors in data transmissions. It adds parity bits to the data to enable error detection and correction.

To convert the number 5 into proper Hamming Code using the matrix method, we first need to determine the number of parity bits required. In this case, we need four parity bits to encode the data bit.

Next, we create a matrix with the data bit (5) in the appropriate position and the parity bits in the other positions. The matrix will have 7 columns (4 parity bits and 3 data bits) and 1 row.

1 0 1 1 0 0 1

To calculate the parity bits, we use the following formula:

P1 = D1 + D2 + D4
P2 = D1 + D3 + D4
P3 = D2 + D3 + D4
P4 = P1 + P2 + D1 + P3 + D2 + D3

Where D is the data bit and P is the parity bit.

Using this formula, we calculate the parity bits for the matrix as follows:

P1 = 1 + 0 + 1 = 0 (even parity)
P2 = 1 + 1 + 0 = 1 (odd parity)
P3 = 0 + 1 + 0 = 1 (odd parity)
P4 = 0 + 1 + 1 + 1 + 0 + 1 = 0 (even parity)

We then insert the parity bits into the appropriate positions in the matrix:

P1 0 P2 1 D1 D2 P3 D3 D4 P4

The final Hamming Code for the number 5 is therefore:

1 0 1 1 0 0 1

Note that this Hamming Code has no errors, as each data and parity bit is in the correct position and satisfies the parity check equations.

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Answer:

I think is technologies