Operating System-Test 2

___ is a feature of scheduling and multi programming to provide an economical interactive system of two or more user.

Which one of the following is an MS-DOS external command?

Which of the following commercial software products are example of operating system software and application software?

An operating system is an

In DOS, the DIR command is used to

linux is an example of

Usually ,in MS-DOS the primary hardware disk derives has the derive letter ____.

Which of the following is the type of software that controls the internal operations in the computer and controls how the computer works will all its parts?

Which of the following is not usual file extension in DOS?

The DOS command,which cannot be executed with version 1 and 2 is

Which one of the following DOS commands sends contents of the screen to an output device?

Which one of the following file name is invalid in DOS?

The capacity of the number of sectors and the number of file entries 3.5 inch floppy for root directory in MS-DOS are _____(floppy capacity=2.88 MB)

MS-DOS is _____ operating system.

Which of the following refers to restarting the system when it is already powered on?

‘DOS’ floppy disk does not have

The OS software and data,the computer is currently using ,are stored in

The operating system is the most common type of ____ software

Which of the following is a operating system?

What is linux?

Which among the following is not a mobile operating system?

A collection of programs that controls how your computer system runs and process information is called

Which of the following refers to the means by which an OS or any other programs interacts with the users?

Which one of the following DIR commands list a group of files?

Every computer has a(n) ____,many also have ____