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leonid [27]
2 years ago
12

Brittany just pulled up a database table with employee information that contains 50 records of employees at her company. Which o

f the following terms best fits what she sees?
Schemas

Architecture

Instances

Operations
Computers and Technology
1 answer:
lesantik [10]2 years ago
3 0

Answer:

The answer is: Operations.

Explanation:

A database operation accesses to information of a relational database. In this case, Brittany has creates the database operation that select employee information of her company and the database has returned a result set. The SQL statement to perform operations on a database are:

  • INSERT
  • SELECT
  • UPDATE
  • DELETE

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Consider the following two code segments, which are both intended to determine the longest of the three strings "pea", "pear", a
Nikolay [14]

Answer:

e) Code segment II produces correct output for all values of str, but code segment I produces correct output only for values of str that contain "pea" but not "pear".

Explanation:

<em>if - elseif - else statements work in sequence in which they are written. </em>

  • <em> </em>In case <em>if() statement is true, </em>else if() and else statements will not get executed.
  • In case <em>else if() statement is true</em>, conditions in if() and else if() will be checked and else statement will not be executed.
  • In case <em>if() and else if() both are false</em>, else statement will be executed<em>.</em>

First, let us consider code segment I.

In this, first of all "pea" is checked in if() statement which will look for "pea" only in the String str. So, even if "pearl" or "pear" or "pea" is present in 'str' the result will be true and "pea" will get printed always.

After that there are else if() and else statements which will not get executed because if() statement was already true. As a result else if() and else statements will be skipped.

Now, let us consider code segment II.

In this, "pearl" is checked in if() condition, so it will result in desired output.

Executable code is attached hereby.

Correct option is (e).

Download java
<span class="sg-text sg-text--link sg-text--bold sg-text--link-disabled sg-text--blue-dark"> java </span>
<span class="sg-text sg-text--link sg-text--bold sg-text--link-disabled sg-text--blue-dark"> java </span>
3 0
1 year ago
Write a program that simulates flipping a coin to make decisions. The input is how many decisions are needed, and the output is
Nataly [62]

Answer:

import random

decisions = int(input("How many decisions: "))

for i in range(decisions):

   number = random.randint(0, 1)

   if number == 0:

       print("heads")

   else:

       print("tails")

Explanation:

*The code is in Python.

import the random to be able to generate random numbers

Ask the user to enter the number of decisions

Create a for loop that iterates number of decisions times. For each round; generate a number between 0 and 1 using the randint() method. Check the number. If it is equal to 0, print "heads". Otherwise, print "tails"

7 0
2 years ago
Why is it important to back up data on a computer before you burn-in test the cpu?
katen-ka-za [31]
A burn-in test is a test which is usually performed on a system or component by running it for a long time in order to bring out any errors or system failures etc. 
While doing it on CPU the data must be backed up as any kind of error or failure may result in the loss of data, at time systems can be repaired to retrieve data but still there is no guarantee, backing up is the best option.
5 0
1 year ago
Write a loop that displays all possible combinations of two letters where the letters are 'a', or 'b', or 'c', or 'd', or 'e'. T
Dafna11 [192]

Answer:

for (char outerChar='a'; outerChar<='e'; outerChar++){

for (char innerChar='a'; innerChar<='e'; innerChar++){

cout << outerChar << innerChar << "\n";

}

}

3 0
1 year ago
When handling project scope creep, which are two things that all parties involved need to be aware of?
WARRIOR [948]

Additional resource needed for the projects

Additional time needed for the project

<u>Explanation:</u>

In any project handing their will expected diversion and add on requirement, so to complete a project additional time and additional resource is required to finish a project.

As advice due the project details, end user has keep enough buffer for deviations on resource of man power and additional times taken to finish the project.

While design the project each scope of work is measure with additional time to complete the task

Each scope of work is considered as task in project management.

3 0
1 year ago
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