DSST Introduction to Computing 2

Question 1

Which data representation uses only the digits 0 and 1?

Accepted Answer

Binary

Answer

Binary (base-2) uses only the digits 0 and 1 to represent all values.

Question 2

What is the function of the ALU (Arithmetic Logic Unit) in a CPU?

Accepted Answer

Perform calculations and logical operations

Answer

The ALU handles arithmetic operations (add, subtract) and logical operations (AND, OR, NOT).

Question 3

Which type of software allows users to perform specific tasks such as word processing or spreadsheet editing?

Accepted Answer

Application software

Answer

Application software is designed for end-user tasks like writing documents or analyzing data.

Question 4

What does the acronym URL stand for?

Accepted Answer

Uniform Resource Locator

Answer

URL stands for Uniform Resource Locator, the address used to access resources on the web.

Question 5

Which storage device uses magnetic platters to store data?

Accepted Answer

HDD

Answer

A Hard Disk Drive (HDD) stores data on spinning magnetic platters read by a moving arm.

DSST - DANTES Subject Standardized Tests Practice Test