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block

Which of the following in not involved in a context switch?

Select the correct answer(s).  

(0/0)

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User Interface

Dispatcher

Interrupt

Process table

none

Which of the following is not a means of performing multiple activities at the same time?

Select the correct answer(s).  

(0/0)

---

Pipeling

Multiple processors

Multiprogramming

Virtual memory

none

Which of the following items of information would not be contained in an operating system's process table?

Select the correct answer(s).  

(0/0)

---

The location of the memory area assigned to the process

Whether the process is ready or waiting

The priority of each process

The machine language instructions being executed by the process

none

Which of the following is not a role of a typical operating system?

Select the correct answer(s).  

(0/0)

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Control access to the machine

Maintain records regarding files stored in mass storage digital photographs

Control the allocation of the machine's resources

Assist the computer user in the task of processing

none

Which of the following is not an attempt to provide security?

Select the correct answer(s).  

(0/0)

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Passwords

Privilege levels

Multitasking

none

Which of the following components of an operating system is executed as the result of an interrupt signal?

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(0/0)

---

Dispatcher

File manager

Memory manager

none

Which of the following events is detrimental to an operating system's performance?

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(0/0)

---

Interrupt

Deadlock

Booting

none

Which of the following statements is true?

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(0/0)

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Both A and B

Allowing several processes to share time in a multiprogramming system is less efficient than executing each of them to completion one after the other

Neither A not B

The use of passwords provides an impenetrable safegaurd

none

Which of the following components of an operating system maintains the directory system?

Select the correct answer(s).  

(0/0)

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Device drivers

File manager

Memory manager

none

Which of the following components of an operating system handles the details associated with particular peripheral equipment?

Select the correct answer(s).  

(0/0)

---

Device drivers

Memory manager

File manager

none

Which of the following concepts is not associated with critical regions?

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(0/0)

---

Bootstrap

Semaphores

Mutual exclusion

none

Which of the following would be a concern of the file manager in a multi-user computer system that would not b a concern in a single-user system?

Select the correct answer(s).  

(0/0)

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None of the above

Maintain records regarding the ownership of files

Maintain records regrading the size of files

Maintain records regarding the location of files

none

Which of the following is a task that is not performed by the kernel of an operating system?

Select the correct answer(s).  

(0/0)

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Avoid deadlock

Allocate resources

Schedule processes

Communicate with the user

none

Which of the following would not require real-time processing?

Select the correct answer(s).  

(0/0)

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Navigation of an aircraft

Typing a document with a word processor

Maintaining an airline reservation system

Forecasting world-wide trend for the next five year period

none

Which of the following is a technique for controlling access to a critical region?

Select the correct answer(s).  

(0/0)

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Time sharing

Semaphore

Booting

Spooling