OSG202 Part 1 Questions And Answers With Verified Tests
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Course
OSG202
Institution
OSG202
OSG202 Part 1 Questions And Answers With Verified Tests
The general role of an operating system is to: *
1/1
Provide a set of services to system users
Manage files for application programs
Act as an interface between various computers
None of the other choices ANS Provide a set of services t...
OSG202 Part 1 Questions And Answers With Verified
Tests
The general role of an operating system is to: *
1/1
Provide a set of services to system users
Manage files for application programs
Act as an interface between various computers
None of the other choices ANS Provide a set of services to system users
A CPU may have multiple execution units, so that can carry out multiple instructions in the same
time is called: *
Pipeline
Superscalar
None of the other choices
Multicore ANS Superscalar
The ways that input/output can be done is? *
DMA (Direct Memory Access)
All of the other choices
Busy waiting
Interrupt ANS All of the other choices
Which of the following statements about the CPU's handling interrupts is incorrect? *
1/1
The processor ceases to execute the current sequence of instructions
The CPU branches to a new instruction sequence
None of the other choices
The hardware saves the old PC location ANS None of the other choices
, Which is not an example of a resource that is commonly time-multiplexed? *
1/1
CPU
Network interface
Main memory
Graphics accelerator ANS Main memory
Which of the following instructions should be allowed only in kernel mode? *
0/1
Disable all interrupts
All of the other choices
Set the time-of-day clock
Change the memory map ANS All of the other choices
List of memory location, that contains the executable program, the program's data, and its stack is
called: *
all of the other choices
address space
set of resources
address memory ANS address space
A CPU may have two or more complete processors, so that can carry out multiple threads in the same
time is called: *
0/1
Pipeline
Multicore
Superscalar
None of the other choices ANS Multicore
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