CS 110 Practice Quiz

1. What is one of the biggest risks associated with e-waste?

Reduced computer performance

Difficulty in software installation

Toxic metals contaminating the environment

Increased processing speed

2. What is the purpose of an OCR (Optical Character Recognition) device?

To print documents

To recognize voice commands

To capture motion input

To read printed text and convert it into digital data

3. What is the binary equivalent of the hexadecimal number A?

1001

1100

1110

1010

4. What is the octal equivalent of the decimal number 25?

5. What is the decimal equivalent of the binary number 110011?

6. What is the hexadecimal equivalent of the decimal number 128?

7. Which level of cache is closest to the CPU core?

8. The width of the address bus determines:

The amount of data that can be transferred at once

The number of bits that can be processed per cycle

The maximum addressable memory

The speed of the CPU

9. Which protocol is used to assign dynamic IP addresses?

DHCP

DNS

ARP

ICMP

10. What is the function of a firewall in a network?

Assigns IP addresses dynamically

Encrypts all network traffic

Monitors and controls incoming and outgoing network traffic

Translates domain names to IP addresses

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