In a database, a ________ stores data in rows and columns.

Answer:

65

Explanation:

Answer:

In Java:

import java.util.*;

public class Main{

public static void main(String[] args) {

Scanner input = new Scanner(System.in);

int n;

System.out.print("Max of series: ");

n = input.nextInt();

for(int i = 1; i<=n;i+=4){

    System.out.print(i+" ");

}

}

}

Explanation:

This declares n as integer. n represents the maximum of the series

int n;

This prompts the user for maximum of the series

System.out.print("Max of series: ");

This gets user input for n

n = input.nextInt();

The following iteration prints from 1 to n, with an increment of 4

for(int i = 1; i<=n;i+=4){

    System.out.print(i+" ");

}

Answer: She must create new folders to group related files within them.

Explanation:

False. An expert system can consider multiple rules at the same time. It evaluate  and applies relevant rules based on the given input or context.

An expert system is a computer-based system that uses knowledge and inference rules to solve problems or provide expert-level advice in specific domains.

of the key features of an expert system is its ability to consider multiple rules simultaneously. The system evaluates the input provided by the user or the problem at hand and applies the relevant rules to derive conclusions or make recommendations.

Expert systems typically employ a rule-based approach, where a knowledge base consists of a set of rules. These rules represent the expertise and domain knowledge of human experts. When a user interacts with the system or a problem is presented, the expert system matches the input against the rules and activates the applicable ones.

In many cases, multiple rules may be relevant to a given situation. The expert system analyzes the input and simultaneously considers all the rules that apply. It combines or prioritizes the conclusions derived from these rules to arrive at an overall solution or recommendation.

The ability to consider multiple rules at the same time is one of the strengths of expert systems. It allows for more comprehensive and nuanced decision-making, leveraging the collective knowledge and reasoning capabilities embedded in the system.

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Answer:

A. command-line Interface

Explanation:

Answer:

Graphical user interface

Explanation:

I just took the test.

Answer: A single computer on a network is called a node. pls brainliest

SELECT SUM(salary) AS TotalSalary FROM employees WHERE department_id = 90;

Surely, I can help you write an SQL query to fetch the sum of salaries of employees working in the department id=90.

SQL query to fetch the sum of salary working in the department id=90

The SQL query to fetch the sum of salary working in the department id=90 is as follows:

SELECT SUM(salary) AS TotalSalary FROM employees WHERE department_id = 90;

The above SQL query retrieves the sum of the salaries of all the employees who work in the department id = 90.

Here, the 'SUM()' function adds the values of the 'salary' column for each employee. The 'AS' keyword is used to provide an alias 'TotalSalary' to the 'SUM()' function.

Lastly, the 'WHERE' clause filters the rows based on the 'department_id' column value equal to 90 to retrieve the sum of salaries of employees in that department.

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Answer:

D.

Explanation:

Answer:

Is a collection of data or computer instructions that tell the computer how to work.

Explanation:

Answer:

a[j] = 2 * a[j+1];

Explanation:

The complete statement is to Write a single statement that assigns a new value to the element of the array indexed by j. This new value should be equal to twice the value stored in the next element of the array.

So lets say a is an array of type int which is already declared and initialized.

int a[] = {};

declare an int variable j as int j;

The element of array a indexed by j can be represented as a[j] This means the j-th index of array a

The value to be assigned to a[j] is 2 * a[j+1]; with an assignment operator "= " between a[j] and 2 * a[j+1]; in order to assign 2 * a[j+1]; to a[j]

According to the requirement this new value should be twice the value stored in next element of array. The next element of array is represented by a[j+1] which means j+1 index of array a. This means the element at j+1 index that comes after the element at j-th index a[j].

Value should be twice the value stored in next element of array means multiply the 2 with the next element of array i.e. a[j+1]

Now assign this new value  2 * a[j+1];  to a[j].

In a multilevel queue scheduling system, different queues are assigned different priorities, and prοcesses are assigned tο queues based on their attributes such as process type, priority level, etc.

To maximize the amount of CPU time allοcated to a user's process, a computer user can employ the following strategies:

Set the priority of their process high: If the user's process is assigned a higher priοrity, it will be placed in a higher priοrity queue and will receive more CPU time.

Keep their process active: If the user's process is actively running, it will be less likely to be moved to a lοwer priority queue.

Avoid I/O operations: If the user's prοcess performs fewer I/O operations, it will spend more time in the CPU-bound queues and will receive more CPU time.

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The given statement "if a can be row reduced to the identity matrix, then a must be invertible." is true becasue if a matrix A can be row reduced to the identity matrix, then A must be invertible.

The row reduction process, also known as Gaussian elimination, is a method for solving systems of linear equations and finding the inverse of a matrix. The goal of row reduction is to transform a matrix into its reduced row echelon form, which is a unique form that is row-equivalent to the original matrix and has certain properties, including having a leading coefficient of 1 in each row and having zeros below each leading coefficient.

If a matrix A can be row reduced to the identity matrix I, then A is said to be row equivalent to I. In this case, the row reduction process has transformed A into its reduced row echelon form, which has a leading coefficient of 1 in each row and zeros below each leading coefficient. This implies that the rows of A are linearly independent, and therefore, A has full rank.

Since A has full rank, it is invertible, which means that there exists a matrix B such that AB = BA = I, where I is the identity matrix. This is because A and B can be thought of as representing a linear transformation and its inverse, respectively, and a linear transformation is invertible if and only if it is one-to-one and onto, which is equivalent to having full rank. Therefore, if a matrix A can be row reduced to the identity matrix, then A must be invertible.

"

if a can be row reduced to the identity matrix, then a must be invertible.

True

False

"

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The annual straight-line depreciation expense for the fixed asset is $726,667.

To calculate the annual straight-line depreciation expense, we need to divide the initial fixed asset investment by the useful life of the asset. In this case, the initial fixed asset investment is $2.18 million and the project's duration is three years.

Using the straight-line depreciation method, the annual depreciation expense is determined by dividing the initial investment by the useful life:

Depreciation Expense = Initial Investment / Useful Life

Depreciation Expense = $2,180,000 / 3

Depreciation Expense = $726,667

This means that Esfandairi Enterprises can expect an annual depreciation expense of $726,667 for the three-year duration of the project.

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Answer:

There are two types of cell references: relative and absolute. Relative and absolute references behave differently when copied and filled to other cells. Relative references change when a formula is copied to another cell. Absolute references, on the other hand, remain constant, no matter where they are copied.

Answer:

Comparisons: Science and technology are always two things that are being constantly refined. They are also quite useful things to know in day to day life. However, technology depends on science. Science is more conceptual than technology; technology is a thing, while science is a concept of knowledge.

The things that are most worthwhile and I am willing to work harder to achieve are:

Effort is a concept that has different definitions. In some cases it can be interpreted as the force that we apply against some impulse or resistance, to counteract or reverse it.

On the other hand, it refers to the energy or vigor that is put into the realization of something, overcoming obstacles. In general, the effort involves overcoming adverse conditions through will and dedication.

According to this definition, it can be inferred that the things that are most worthwhile would be getting good grades and playing on a team because they require constant effort to be fulfilled.

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Answer:

Organizations need to change the vast majority of their tasks to the cloud to stay competitive describes the current Cloud landscape for business

Explanation:

All cloud computing frameworks are effectively open over the web with minimal requirement for actual equipment other than cloud servers at the back end.

Answer:

True

Explanation:

A semi conductor can be defined as a material , a component or a substance that has the ability to conduct or transmit electricity partially.

This is because their ability to conduct electricity or to be conductive occurs between a conductor and an insulator.

Examples include silicon, carbon, germanium, e.t.c.

Semiconductors help to control and regulate the rate at which electricity is conducted or transmitted.

Therefore, semiconductors are only somewhat conductive electronic components.

Answer:peanut

Explanation:

Answer:

get a beter rouour

Explanation:

v

Amygdala. Each hemisphere of the brain has an amygdala, a small, almond-shaped structure. The amygdalae, which are a part of the limbic system, control emotion and memory and are linked to the brain's reward system, stress, and the "fight or flight" reaction when someone senses a threat.

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name = input("Enter your name: ")

if "a" in name:

   print("There's at least one 'a'")

else:

   print("The name does not contain the letter a.")

I wrote my code in python 3.8. I hope this helps!

Answer:

Emergency situations that make it difficult to go to a clinic will likely require Telehealth. Examples include cases of

1. heart attack

2. breathing difficulties

3. health challenges that begin in the night

4. onset of child labor

5. a pandemic situation where hospitals are filled up

6. sickness among aged people in rural communities with no clinic, etc.

Explanation:

Summarily, the World Health Organization (WHO) defines Telehealth as the 'incorporation of Information Communication Technology in the delivery of health care services in situations where patients and health care providers are separated by distance'. Emergency health situations that make it difficult to quickly access medical help can benefit from Telehealth.

In the cases of a pandemic such as the one experienced in 2020, where hospitals were filled to the brim, telehealth proved to be a useful form of health care delivery.

Answer:

File, Open

Explanation:

A computer program is a collection of instructions written in a programming language that a computer can execute. The correct option is C.

A computer program is a collection of instructions written in a programming language that a computer can execute. The software contains computer programs as well as documentation and other intangible components.

You can create a file for a new program using the File menu, and then by selecting the New File option from the file menu.

Hence, the correct option is C.

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Answer:

It is also called online learning

Answer:

Online

Explanation:

I will put my opinion to be answer A. Mainly because i have never heard of the term technological learning and cooperative/traditional are obviously incorrect

Since Varghese has just returned from a meeting with senior management, the option that Varghese can decide to employ in making this determination is option A: penetration test

A physical pentest is conducted to identify any flaws and problems with physical assets, including locks, cameras, sensors, and obstacles, that could result in a breach. A physical pentest, for instance, can determine whether attackers can enter a server room without authorization.

Penetration tests are frequently used to gauge the degree of technical risk posed by software and hardware flaws.

Hence, A penetration test, often known as a pen test, is a legitimate simulated attack carried out on a computer system to assess its security. In order to identify and illustrate the financial effects of a system's vulnerabilities, penetration testers employ the same tools, strategies, and procedures as attackers.

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Geographic information systems have been used to provide web-based services, such as assisting residents in finding the locations of various services on a city map or planning travel routes.

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