Computer Organization MCQ set number 00087

1. The bits used to indicate the status of the page in the memory is called ______
a) Control bits
b) Status bits
c) Progress bit
d) None of the mentioned

Answer

Answer:a [Reason:] This bits are used to store the status information of the program.

2. The _______ bit is used to indicate the validity of the page.
a) Valid bit
b) Invalid bit
c) Correct bit
d) None of the mentioned

Answer

Answer:a [Reason:] The os first validates the page and then only moves from the page table.

3. The bit used to store whether the page as been modified or not is called as _______
a) Dirty bit
b) Modify bit
c) Relocation bit
d) None of the mentioned

Answer

Answer:a [Reason:] This bit is set after the page in the table gets modified.

4. The page table should be ideally situated within ______
a) Processor
b) TLB
c) MMU
d) Cache

Answer

Answer:c [Reason:] The page table information is used for every read and access operation.

5. If the page table is large then it is stored in ______
a) Processor
b) Main memory
c) Disk
d) Secondary storage

Answer

Answer:b [Reason:] By storing the table on the RAM the required operation’s speed is increased.

6. When the page table is placed in the main memory, the ____ is used to store the recently accessed pages.
a) MMU
b) TLB
c) R0
d) Table

Answer

Answer:b [Reason:] The TLB is used to store the page numbers of the recently accessed pages.

7. The TLB is incorporated as part of the ___
a) Processor
b) MMU
c) Disk
d) RAM

Answer

Answer:b [Reason:] None.

8. Whenever a request to the page that is not present in the main memory is accessed ______ is triggered.
a) Interrupt
b) Request
c) Page fault
d) None of the mentioned

Answer

Answer:c [Reason:] When a page fault is triggered, the os brings the required page into memory.

9. The general purpose registers are combined into a block called as ______
a) Register bank
b) Register Case
c) Register file
d) None of the mentioned

Answer

Answer:c [Reason:] To make the access of the registers easier, we classify them into register files.

10. What does the RUN signal do ?
a) It causes the termination of a signal
b) It causes a particular signal to perform its operation
c) It causes a particular signal to end
d) It increments the step counter by one

Answer

Answer:d [Reason:] The RUN signal increments the step counter by one for each clock cycle.