Which of the following operating systems is produced by IBM?
A. OS-2
B. Windows
C. DOS
D. UNIX
Answer: Option A
A. OS-2
B. Windows
C. DOS
D. UNIX
Answer: Option A
A light sensitive device that converts drawing, printed text or other images into digital form is
A. Keyboard
B. Plotter
C. Scanner
D. OMR
E. None of these
Which protocol provides e-mail facility among different hosts?
A. FTP
B. SMTP
C. TELNET
D. SNMP
E. None of these
The basic architecture of computer was developed by
A. John Von Neumann
B. Charles Babbage
C. Blaise Pascal
D. Garden Moore
E. None of these
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WHO IS THE FOUNDER OF IBM
Is this answer correct?
i dont understand this sir..i mean answer
what is right answer?
Dos was invented initially by IBM and then sold to Microsoft
unix