Operating System mcq questions With Answer | OS Question | Computer Fundamental

A. serially usable procedures

B. concurrent procedures

C. reentrant procedures

D. topdown procedures

E. None of the above

A. is a hardware memory device which denotes the location of the current instruction being executed.

B. is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.

C. contains the address of the memory location that is to be read from or stored into.

D. contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".

E. None of the above

A. to be fair

B. to balance resource utilization

C. to obey priorities

D. to be predictable

E. None of the above

A. are easier to develop than single programming system

B. execute each job faster

C. execute more jobs in the same time period

D. are used only on large mainframe computers

E. None of the above

A. daily for most installations

B. weekly for most installations

C. as several image copies, followed by an incremental

D. as several incrementals, followed by an image copy

E. None of the above