21. Which component of the computer is responsible for managing the computer’s clock and timing functions?
a) Motherboard
b) CPU
c) Northbridge
d) Southbridge
22. What type of memory is used by the computer to store frequently accessed data and program instructions?
a) Cache Memory
b) Virtual Memory
c) ROM
d) RAM
23. Which component of the computer is responsible for managing the computer’s sound output?
a) Sound Card
b) Graphics Card
c) Motherboard
d) Power Supply Unit
24. What type of memory is used to store the computer’s BIOS?
a) ROM
b) RAM
c) Cache Memory
d) Virtual Memory
25. Which component of the computer is responsible for converting digital signals to analog signals for transmission over a network?
a) Modem
b) Router
c) Switch
d) Network Interface Card (NIC)
