Here's a multiple-choice quiz on computer knowledge with answers:
1. What is the primary purpose of a computer's central processing unit (CPU)?
a. To store data
b. To input data
c. To output data
d. To process data
Answer: d. To process data
2. Which of the following is an example of a programming language?
a. Java
b. Photoshop
c. Microsoft Word
d. Excel
Answer: a. Java
3. What is the purpose of a modem?
a. To convert digital signals to analog signals
b. To connect two or more computers together
c. To store data temporarily
d. To scan documents and images
Answer: a. To convert digital signals to analog signals
4. What is the maximum amount of memory that a 32-bit operating system can access?
a. 2 GB
b. 4 GB
c. 8 GB
d. 16 GB
Answer: b. 4 GB
5. Which of the following is not an example of a cloud computing service?
a. Google Drive
b. Dropbox
c. iCloud
d. Microsoft Office
Answer: d. Microsoft Office
6. Which of the following is not a type of computer network?
a. Local Area Network (LAN)
b. Wide Area Network (WAN)
c. Metropolitan Area Network (MAN)
d. Wireless Area Network (WAN)
Answer: d. Wireless Area Network (WAN)
7. Which of the following is not a type of computer virus?
a. Worm
b. Trojan
c. Spyware
d. Firewall
Answer: d. Firewall
8. Which of the following is an example of an input device?
a. Printer
b. Monitor
c. Keyboard
d. Speakers
Answer: c. Keyboard
9. What is the difference between a bitmap image and a vector image?
a. Bitmap images are made up of pixels, while vector images are made up of lines and shapes.
b. Bitmap images are high resolution, while vector images are low resolution.
c. Bitmap images can be resized without losing quality, while vector images cannot.
d. Bitmap images are more commonly used for web design, while vector images are more commonly used for print design.
Answer: a. Bitmap images are made up of pixels, while vector images are made up of lines and shapes.
10. What is the purpose of a computer's BIOS?
a. To control the computer's fans and cooling system
b. To store the computer's operating system
c. To manage the computer's hardware components
d. To connect the computer to the internet
Answer: c. To manage the computer's hardware components