reenterable
non reusable
serially usable
recursive
✅ The correct answer is option A.
Operating System
422. A sequence of instructions, in a computer language, to get the desired result, is known as
Algorithm
Decision Table
Program
All of the above
✅ The correct answer is option C.
423. The operating system creates _____ from the physical computer
Virtual space
Virtual computers
Virtual device
None
✅ The correct answer is option B.
424. You can switch from one program to another on the desktop by clicking within the desired program’s window or by clicking on its …… button
Icon
Taskbar button
Folder
None of above
✅ The correct answer is option B.
425. All the time a computer is switched on, its operating system software has to stay in
main storage
primary storage
floppy disk
disk drive
✅ The correct answer is option B.
426. Which of the following is a correct association between a vendor and an operating system
Redhat Linux
Microsoft Unix
AT & T DOS
Novell Linux
✅ The correct answer is option A.
427. IBM released its first PC in 1981. Can you name the operating system which was most popular at that time?
MS-DOS
PC-DOS
OS/360
CP/M
✅ The correct answer is option D.
428. Press the ….. button to have the window fill the entire screen
Close
Maximize
Minimize
None of the above
✅ The correct answer is option B.
429. Which of the following is not a video file extension?
.avi
.wav
.mpeg
.mov
✅ The correct answer is option B.
430. In an absolute loading scheme, which loader function is accomplished by assembler.
Reallocation
Allocation
Linking
Loading
✅ The correct answer is option A.