Data Structure Interview Questions and Answers for Experienced Pdf - 2

Question: 6

What is a string?

It is a finite sequence of characters taken from an alphabet, i.e. character set.

Question: 7

What is a channel program?

It is a set of instructions that are executed by a channel to access devices and control communication paths.

Question: 8

What is a file system?

It is a set of routines that manage directories, device accesses, and buffers, enabling programs to access files without being concerned with details of physical storage characteristics and device timings.

Question: 9

What is multiplexer channel?

It is a channel on which several devices can be active simultaneously, but which must complete execution of the channel program for one device before starting another device’s channel program.

Question: 10

What is a meant by the word “primitive”?

By primitive it means something that cannot be decomposed. For example, a data structure that cannot be decomposed to other data structure. Also known as data structure or data type for which there is a built-in support.