make computer easier to use
keep system programmers employed
make the most efficient use of the hardware
allow people to sue the computers
✅ The correct answer is option C.
Computer mcqs
Semaphores
synchronize critical resources to prevent deadlock
synchronize critical resources to prevent contention
are used to do I/O
are used for memory management
✅ The correct answer is option A.
Which of the following statement about directories is false?
Directories can exist inside directories
The root directory is always at the highest level
Directories cannot be renamed
Directories can be deleted
✅ The correct answer is option C.
Four necessary conditions for deadlock to exist are: mutual exclusion, no-preemption, circular wait and
hold and wait
deadlock avoidance
race around condition
buffer overflow
✅ The correct answer is option A.
Which of the following are loaded in safe mode?
Keyboard driver
Mouse driver
VGA drive
All of above
✅ The correct answer is option D.
Which of the following Operating systems is better for implementing a Client-Server network
MS DOS
Windows 95
Windows 98
Windows 2000
✅ The correct answer is option D.
Capacity planning
requires detailed system performance information
is independent of the operating system
does not depend on the monitoring tools available
is not needed in small installations
✅ The correct answer is option B.
Relocation bits used by relocating loader are specified (generated) by
Relocating loader itself
Linker
Assembler or translator
Macro processor
✅ The correct answer is option B.
The purpose of run command in start menu is to
Launch internet browser
Open internet explorer
Open windows explorer
Start programs
✅ The correct answer is option D.
Which of the following is helpful in evaluating applications software what will best suit your needs?
recommendations by other users
computer magazines
objective software reviews
all of the above
✅ The correct answer is option D.