Operating System (OS)
Paging

is a method of memory allocation by which the program is subdivided into equal portions, or pages and core is subdivided into equal portions or blocks.
allows multiple programs to reside in separate areas of core at the time.
None of these
consists of those addresses that may be generated by a processor during execution of a computation.
is a method of allocating processor time.

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
The term "operating system" means

the way a computer operator works
conversion of high level language into machine code
a set of programs which controls computer working
the way a floppy disk drive operates
None of these

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
File record length

Should always be variable
should be chosen to match the data characteristics
should always be fixed
depends upon the size of the file
None of these

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Most of the microcomputer's operating systems like Apple DOS, MS DOS and PC DOS etc. are called disk operating systems because

they are available on magnetic tapes
they are partly in primary memory and partly on disk
they are memory resident
None of these
they are initially stored on disk

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Operating System (OS)