General Knowledge - Technology - Discussion

2. 

Which of the following operating systems is produced by IBM?

[A]. OS-2
[B]. Windows
[C]. DOS
[D]. UNIX

Answer: Option A

Explanation:

IBM also created it's own version of DOS called PC-DOS.nn

Ramabhai said: (Mar 5, 2011)  
I want full form OS-2

Narsimha said: (Feb 4, 2012)  
@Ramabhai

OS-2 is Operating System/2.

Sam said: (Jun 26, 2012)  
Is that name of their os "OS-2"?

Surinder said: (Jul 1, 2015)  
Full form of IBM.

Reeta said: (Sep 12, 2016)  
@Surinder.

International Business Machines.

Post your comments here:

Name *:

Email   : (optional)

» Your comments will be displayed only after manual approval.