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Operating Systems Concepts
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Question
What is the name given to all the programs inside the computer with makes it usable?
Options
A. Application software
B. System software
C. Firm ware
D. Shareware
E. None of the above
Correct Answer
System software
Operating Systems Concepts problems
Search Results
1. The errors that can be pointed out by the compiler are
Options
A. Syntax errors
B. Semantic errors
C. Logical errors
D. Internal errors
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: Syntax errors
2. The main function of the dispatcher (the portion of the process scheduler) is
Options
A. swapping a process to the disk
B. assigning ready process to the CPU
C. suspending some of the processes when the CPU load is high
D. bring processes from the disk to the main memory
E. None of the above
Show Answer
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Discuss
Correct Answer: assigning ready process to the CPU
3. What is the name of the system which deals with the running of the actual computer and not with the programming problems?
Options
A. Operating system
B. Systems program
C. Object program
D. Source program
E. None of the above
Show Answer
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Discuss
Correct Answer: Systems program
4. In memory systems, boundary registers
Options
A. are used for temporary program variable storage
B. are only necessary with fixed partitions
C. track page boundaries
D. track the beginning and ending of programs
E. None of the above
Show Answer
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Discuss
Correct Answer: track the beginning and ending of programs
5. Feed back queue
Options
A. are very easy to implement
B. dispatch tasks according to execution characteristics
C. are used to favor real-time tasks
D. require manual intervention to implement properly
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: dispatch tasks according to execution characteristics
6. Four necessary conditions for deadlock to exist are: mutual exclusion, no-preemption, circular wait and
Options
A. hold and wait
B. deadlock avoidance
C. race around condition
D. buffer overflow
E. None of the above
Show Answer
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Discuss
Correct Answer: hold and wait
7. In an absolute loading scheme, which loader function is accomplished by loader
Options
A. Reallocation
B. Allocation
C. Linking
D. Loading
E. None of the above
Show Answer
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Discuss
Correct Answer: Loading
8. Which of the following is a block device
Options
A. mouse
B. printer
C. terminals
D. disk
E. None of the above
Show Answer
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Discuss
Correct Answer: disk
9. Which, of the following checks, cannot be carried out on the input data to a system?
Options
A. consistency check
B. Syntax check
C. Range check
D. All of the above
E. None of the above
Show Answer
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Discuss
Correct Answer: Syntax check
10. Semaphores
Options
A. synchronize critical resources to prevent deadlock
B. synchronize critical resources to prevent contention
C. are used to do I/O
D. are used for memory management
E. None of the above
Show Answer
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Discuss
Correct Answer: synchronize critical resources to prevent deadlock
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