Computer Science Pretest Flashcard

Front

What is the basic unit of a computer?

Back

bit or byte

Front

What is the function of a CPU in a computer?

Back

It performs instructions and processes data.

Front

What is the difference between hardware and software?

Back

Hardware refers to physical components of a computer, while software refers to programs and applications that run on the hardware.

Front

Explain the concept of binary code.

Back

A system of representing data using 0s and 1s

Front

What is an algorithm?

Back

A set of instructions or rules to be followed in problem-solving or calculation.

Front

What is the purpose of a programming language?

Back

To provide a set of instructions for a computer to execute

Front

What is the role of an operating system in a computer?

Back

Manages computer hardware and software resources, provides services for computer programs, and acts as an intermediary between the user and the computer hardware.

Front

What is the difference between RAM and ROM?

Back

RAM is volatile, while ROM is non-volatile.

Front

Explain the concept of data storage in a computer.

Back

The concept of data storage in a computer involves storing and retrieving digital information using storage devices.

Front

What is the importance of cybersecurity in computer science?

Back

To protect data, systems, and networks from cyber attacks and unauthorized access.