Top 150+ Solved Advanced Operating System MCQ Questions Answer
Q. In the Many to Many model true concurrency cannot be gained because :
a. the kernel can schedule only one thread at a time
b. there are too many threads to handle
c. it is hard to map threads with each other
d. none of these
Q. In the Many to Many model when a thread performs a blocking system call :
a. other threads are strictly prohibited from running
b. other threads are allowed to run
c. other threads only from other processes are allowed to run
d. none of these
Q. before a disk can store data is known as : (choose all that apply)
a. partitioning
b. swap space creation
c. low-level formatting
d. physical formatting
Q. The data structue for a sector typically contains : (choose all that apply)
a. header
b. data area
c. trailer
d. main section
Q. The header and trailer of a sector contain information used by the disk controller such as _________ and _________.
a. main section
b. error correcting codes (ecc)
c. sector number
d. disk identifier
Q. The two steps the operating system takes to use a disk to hold its files are _______ and ________.
a. partitioning
b. swap space creation
c. caching
d. logical formatting
Q. A disk that has a boot partition is called a _________. (choose all that apply)
a. start disk
b. system disk
c. boot disk
d. all of these
Q. Defective sectors on disks are often known as __________.
a. good blocks
b. destroyed blocks
c. bad blocks
d. none of these