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Memory Management
Test Description: Concepts of memory management
Instructions: Answer all questions to get your test result.
1) 1) What is concerned with the pager
A
Entire page
B
Entire machine
C
Entire process
D
Entire thread
2) ________ memory is called separation of user logical memory and physical memory
A
Memory management
B
Virtual memory
C
Cloud sharing
D
Unit Control
3) Virtual Memory can be implemented via what?
A
C. Demand Paging
B
D. Complex division
C
A. Simple division
D
B. Logical paging
4) Any program, no matter how small, occupies an entire partition known as
A
B. External fragmentation
B
A. Fragmentation
C
C. Internal fragmentation
D
D. Prior fragmentation
5) The memory can be shared among _____ because of virtual memory
A
B. processes
B
C. instructions
C
A. threads
D
D. pages
6) 6) Page fault occurs when the -
A
C. The page does not present in memory.
B
D. The buffering occurs.
C
B. The deadlock occurs.
D
A. The page is present in memory.
7) 7) Paging is implemented in
A
VM
B
B. Hardware
C
A. Operating System
D
C. Software
8) 8) Which of the mentioned is not the approach to Handling/Dealing with Deadlocks
A
B. Deadlock Avoidance
B
A. Deadlock Prevention
C
D. Virtual Memory
D
C. Detect Recover
9) 9) Bringing a page into memory only when it is needed is known as
A
C. Demand Fault
B
A. Demand Memory
C
B. Demand Paging
D
D. Page Segmentation
10) If there is enough memory to fit a process in memory, but the space is not contiguous then what is needed
A
B. Virtual Fragmentation
B
C. External Fragmentation
C
D. Memory Fragmentation
D
A. Internal Fragmentation
*select an answer for all questions
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