Operating System (OS)
Virtual Memory

allows multiple programs to reside in separate areas of core at the time.
consists of those addresses that may be generated by a processor during execution of a computation.
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.
is a method of allocating processor time.
None of these

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
The term 'polling' in a computer means a process by which a computer system

None of these
detects/corrects errors
decides correct alternative by analysing several ones
inquires to see if a terminal has any transaction to send
multiplexes the inputs and updates the memory accordingly

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Which, of the following, is true for testing and debugging?

Testing and debugging indicate the same thing
Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program
None of these
Testing detects the syntax errors in the program while debugging corrects those errors in the program
All of these

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
System generation:

is always quite simple
varies in difficulty between systems
is always very difficult
requires extensive tools to be understandable
None of these

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