题目内容

A fundamental choice in the design of the memory-management portion of an O/S is: A: B: C: D:

All of the answers
B. Whether or not to use virtual memory techniques
C. Whether to use paging, segmentation of a combination of the two
D. The algorithms employed for various aspects of memory management

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The type of memory that allows for very effective multiprogramming and relieves the user of memory size constraints is referred to as:A: B: C: D:

A. Virtual memory
B. Real memory
C. Main memory
D. All of the above

What is usually called lightweight process (LWP)?

A. Thread
B. Process
CPU scheduling
D. Swapping

Preemption allocation strategies can be applied to?

A. CPU management
B. Memory management
C. I/O system management
D. Tape drives management

In order for all users in the system to receive a timely response, the operating system should be:

A. multi batch processing system
B. time sharing system
C. batch system
D. network system