Computer Science Fundamentals

This video tutorial covers the basics of computer systems, including hardware and software components, memory addressing, and the central processing unit (CPU). It explains the different types of hardware, such as input, output, processing, and storage devices, and introduces software categories like operating systems, applications, and programming software. The tutorial also delves into memory addressing using hexadecimal systems and provides a detailed look at the CPU's role in processing data and executing instructions.

Which of the following is NOT a component of a computer system?

• Network

• Software

• User

• Hardware

Which device is considered an input device?

• Speaker

• Printer

• Monitor

• Keyboard

What is the primary function of an operating system?

• To design graphics

• To create documents

• To manage hardware and software resources

• To provide internet access

Which of the following is an example of application software?

• Microsoft Word

• Linux

• Python

• BIOS

What is the base of the hexadecimal number system?

• 10

• 8

• 16

• 2

How many bits are in a byte?

• 4

• 8

• 16

• 32

When converting binary to hexadecimal, how many binary digits correspond to one hexadecimal digit?

• 2

• 4

• 3

• 5

What is the hexadecimal equivalent of the binary number 1010?

• A

• B

• D

• C

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

• To store data

• To perform calculations

• To manage memory

• To control input/output devices

Which logic gate returns true only if both inputs are true?

• NOR

• NOT

• AND

• OR