Operating Systems Concepts - Engineering

Q1:

Paging

A 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.

B consists of those addresses that may be generated by a processor during execution of a computation.

C is a method of allocating processor time.

D allows multiple programs to reside in separate areas of core at the time.

E None of the above

ANS:A - 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.

In computer operating systems, paging is a memory management scheme by which a computer stores and retrieves data from secondary storage for use in main memory. In this scheme, the operating system retrieves data from secondary storage in same-size blocks called pages.