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Quiz 3

Quiz 3

Assessment

Quiz

Computers

University

Practice Problem

Hard

Created by

Gaurabh Gaire

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which part of the CPU performs arithmetic and logical operations?

a) ALU (Arithmetic Logic Unit)

b) Control Unit

c) Cache Memory

d) RAM (Random Access Memory)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of a volatile memory?

a) Hard Disk Drive

b) SSD (Solid State Drive)

c) Flash Drive

d) RAM (Random Access Memory)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In JavaScript, what does the NaN value represent?

a) Not a Number

b) Null and Negative

c) Negative and Null

d) No Actual Number

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In Java, which keyword is used to prevent a class from being inherited by other classes?

a) sealed

b) final

c) static

d) private

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the MERN stack, which component is responsible for managing the application's state?

a) MongoDB

b) Express.js

c) React

d) Node.js

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which SQL command is used to retrieve data from a database?

a) GET

b) SELECT

c) FETCH

d) QUERY

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The "Traveling Salesman Problem" is an example of which type of problem in computer science?

a) Pseudocode problem

b) Optimization problem

c) Sorting problem

d) Searching problem

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