CS 110 Practice Quiz

1. What is the role of the arithmetic logic unit (ALU) in a processor?

To regulate the flow of electricity in the motherboard

To perform calculations and logical operations

To store and manage files

To provide backup power during outages

2. What type of printer is commonly used for high-speed, high-quality printing?

Dot-matrix printer

Thermal printer

Laser printer

Inkjet printer

3. What is the primary function of an optical disc?

To execute software programs

To store data using laser technology

To increase processing power

To provide additional RAM

4. What is a storage area network (SAN)?

A high-speed network for storage devices

A type of cloud storage

A technique for backing up SSDs

A method of encrypting storage data

5. What is the hexadecimal equivalent of the decimal number 255?

6. What is the decimal equivalent of the octal number 77?

7. What is the octal equivalent of the binary number 101010?

8. How does cache memory improve CPU performance?

By increasing the clock speed of the CPU

By increasing the amount of RAM available

By reducing the time needed to access frequently used data

By reducing the number of instructions needed to execute a program

9. What is the primary role of registers in a CPU?

Control cache memory

Permanently store system files

Store frequently used instructions and data

Manage input and output devices

10. Which bus carries the actual data being transferred?

PCI Bus

Data Bus

Control Bus

Address Bus

⚠️ Work in progress! Things might break, act weird, or develop a personality. No worries—just blame the code, not yourself! 😆 Either way, happy practicing! 🚀