Tskafli3
Spurningar úr kaflanum (kafli 3)
- 1.
The end of a time slice is indicted by the occurrence of a signal called
- A.
Login
- B.
An interrupt
- C.
A semaphore
Correct Answer
B. An interrupt -
- 2.
A section of a program that should be executed by at most one process at a time is called a
- A.
Utility
- B.
Privileged instruction
- C.
Critical region
Correct Answer
C. Critical region -
- 3.
Which of the following is a technique for controlling access to a critical region?
- A.
Semaphore
- B.
Booting
- C.
Time sharing
- D.
Spooling
Correct Answer
A. Semaphore -
- 4.
Multitasking in a computer with only one CPU is accomplished by a technique called
- A.
Bootstraping
- B.
Multiprogramming
- C.
Batc processing
Correct Answer
B. Multiprogramming -
- 5.
Which of the following would be a concern of the file manager in a multi-user computer system that would not be a concern in a single-user system?
- A.
Maintain records regarding the location of files
- B.
Maintain records regarding the ownership of files
- C.
None of the above
- D.
Maintain records regarding the size of files
Correct Answer
B. Maintain records regarding the ownership of files -
- 6.
Which of the following events is detrimental to an operating system's performance?
- A.
Interrupt
- B.
Booting
- C.
Deadlock
Correct Answer
C. Deadlock -
- 7.
Which of the following is not a means of performing multiple activities at the same time? (Caution: This problem uses terminology from Chapter 1.)
- A.
Multiprogramming
- B.
Virtual Memory
- C.
Pipeling
- D.
Multiple processors
Correct Answer
B. Virtual Memory -
- 8.
Which of the following is a task that is not performed by the kernel of an operating system?
- A.
Avoid deadlock
- B.
Schedule processor
- C.
Communicate with the user
- D.
Allocate resources
Correct Answer
C. Communicate with the user -
- 9.
Which of the following components of an operating system maintains the directory system?
- A.
Memory manager
- B.
Device drivers
- C.
File manager
Correct Answer
C. File manager -
- 10.
Which of the following components of an operating system is executed as the result of an interrupt signal?
- A.
File manager
- B.
Memory manager
- C.
Dispatcher
Correct Answer
C. Dispatcher -
- 11.
Which of the following would not require real-time processing?
- A.
Typing a document with a word processor
- B.
Forecasting word-wide trade for the next five year period
- C.
Maintaining a airline reservation system
- D.
Navigation of an aircraft
Correct Answer
B. Forecasting word-wide trade for the next five year period -
- 12.
Which of the following is not an attempt to provide security?
- A.
Passwords
- B.
Privilege levels
- C.
Multitasking
Correct Answer
C. Multitasking -
- 13.
Which of the following components of an operating system is not part of the kernel?
- A.
File manager
- B.
Scheduler
- C.
User interface
Correct Answer
C. User interface -
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Oct 28, 2013Quiz Edited by
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Nov 28, 2012Quiz Created by
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