11. What type of memory is used by the CPU to temporarily store frequently accessed data?
a) Virtual Memory
b) ROM
c) Cache Memory
d) RAM
12. Which component of the computer is responsible for converting digital signals to analog signals for transmission over phone lines?
a) Modem
b) Router
c) Switch
d) Bridge
13. Which component of the computer is responsible for providing a user interface for interacting with the computer?
a) Operating System
b) CPU
c) Motherboard
d) Hard Disk Drive
14. Which component of the computer is responsible for storing program instructions and data while the program is running?
a) CPU
b) Hard Disk Drive
c) RAM
d) Graphics Card
15. Which component of the computer is responsible for storing data in a way that can be accessed quickly by the CPU?
a) Hard Disk Drive
b) CPU
c) Cache Memory
d) RAM
