Embedded Systems Memory Protection Unit Online Exam Quiz
Embedded Systems Memory Protection Unit GK Quiz. Question and Answers related to Embedded Systems Memory Protection Unit. MCQ (Multiple Choice Questions with answers about Embedded Systems Memory Protection Unit
How many bits does the memory region in the ARM memory protection unit have?
Options
A : 1
B : 2
C : 3
D : 4
How many regions are created by the memory range in the ARM architecture?
Options
A : 4
B : 8
C : 16
D : 32
Which of the following uses a priority level for permitting data?
Options
A : ARM memory management unit
B : ARM protection memory management unit
C : Bus interface unit
D : Execution unit
Which of the following unit provides security to the processor?
Options
A : bus interface unit
B : execution unit
C : peripheral unit
D : memory protection unit
Which of the following bits are used to control the cache behaviour?
Options
A : cacheable bit
B : buffer bit
C : cacheable bit and buffer bit
D : cacheable bit, buffer bit and permission access bit
How does the memory management unit provide the protection?
Options
A : disables the address translation
B : enables the address translation
C : wait for the address translation
D : remains unchanged
Which of the following is used to start a supervisor level?
Options
A : error signal
B : default signal
C : wait for the signal
D : interrupt signal
Which of the following can reduce the chip size?
Options
A : memory management unit
B : execution unit
C : memory protection unit
D : bus interface unit
Which of the following includes a tripped down memory management unit?
Options
A : memory protection unit
B : memory real mode
C : memory management unit
D : bus interface unit
What happens when a task attempts to access memory outside its own address space?
Options
A : paging fault
B : segmentation fault
C : wait
D : remains unchanged
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