21. What is the purpose of the Memory Management Unit (MMU)?
a) To manage the data transfer between RAM and cache
b) To manage the data transfer between the CPU and RAM
c) To manage the data transfer between the CPU and the hard disk drive
d) To manage the data transfer between ROM and RAM
22. Which memory type is used for temporary storage of data during processing?
a) RAM
b) ROM
c) Cache
d) Hard Disk Drive
23. Which memory type is used for long-term storage of the operating system and applications?
a) RAM
b) ROM
c) Cache
d) Hard Disk Drive
24. What is the function of the memory controller?
a) To manage data access between different types of memory
b) To control the power supply to the memory modules
c) To perform calculations on data stored in memory
d) To manage the operating system’s memory allocation
25. What is the purpose of parity memory?
a) To increase the speed of data transfer
b) To provide error checking and correction capabilities
c) To encrypt data stored in memory
d) To measure the amount of memory usage
