151. Which of the example of operating system.?
A. Windows
B. Mac OS
C. Unix
D. All of these
152. Which of the following is not example of operating system.?
A. DOS
B, OS/2
C. Oracle
D. XENIX
153. Which one is the first operating system that introduced the GUI.?
A. DOS
B. Mac OS
C. Windows
D. All of These
154. MS-DOS was introduced by.?
A. Apple Corporation
B. IBM
C. Microsoft
D. Sun Microsystems
155. The XP in Windows XP stand for.?
A. Extended processer
B. Xenix Processor
C. Experience
D. Exceptional
156. MS-DOS is an ________ Operating system.?
A. Command line interface
B. GUI
C. Network
D. Embedded
157. Which of the following is not an example of network operating systems.?
A. Windows NT Server
B. UNIX
C. Solaris
D. DOS
158. ______ is a process that starts operating system when a user turns on the system.?
A. Booting
B. Running
C. Starting
D. None of these
159. Windows XP is developed by.?
A. Sun
B. AT & T Lab
D.
D. Microsoft
160. The term icon used in.?
A. Command-line interface
B. GUI
C. Unix
D. None of these
