absolute mode
indirect mode
immediate mode
index mode
✅ The correct answer is option D.
Operating System
192. Under virtual storage,
a single program is processed by two or more CPUs
two or more programs are stored concurrently in primary storage
only the active pages of a program are stored in primary storage
interprogram interference may occur
✅ The correct answer is option C.
193. Interprocess communication
is required for all processes
is usually done via disk drives
is never necessary,
allows processes to synchronize activity
✅ The correct answer is option D.
194. Which of the following is not the user file extension?
.ppt
.xls
.sys
.doc
✅ The correct answer is option C.
195. Which of the following operating system do you choose to implement a client server network?
MS DOS
Windows
Windows 98
Windows 2000
✅ The correct answer is option D.
196. You can move a window to a different position on your screen by dragging it by its
Move handle
Tail
Status bar
Title bar
✅ The correct answer is option A.
197. ……. is an intermediate storage for deleted files
My computer
My documents
Recycle bin
None of above
✅ The correct answer is option C.
198. Which operating system uses short file names?
Windows
Unix
DOS
All of above
✅ The correct answer is option C.
199. What does Belady’s Anomaly related to?
Page Replacement Algorithm
Memory Management Algorithm
Deadlock Prevention Algorithm
Disk Scheduling Algorithm
✅ The correct answer is option A.
200. A compiler for a high-level language that runs on one machine and produces code for a different machine is called
optimizing compiler
one pass compiler
cross compiler
multipass compiler
✅ The correct answer is option C.