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OS Final Review - Lecture_Quiz 1 OE COMPLETE QUESTIONS AND ANSWERS (VERIFIED) (1).
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OS Final Review - Lecture_Quiz 1 OE COMPLETE QUESTIONS AND ANSWERS (VERIFIED) (1).
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OS Final Review - Lecture/Quiz 1 OECOMPLETE QUESTIONS AND ANSWERS
(VERIFIED)
Which one of the following best describes the main function of an operating system
according to the OS:TEP book? - CORRECT ANSWER-An OS provides an
abstraction that makes it easy for developers to write code
According to our textbook, which one of the following best describes how an OS
virtualizes a CPU - CORRECT ANSWER-an OS makes it look to a program like it
will be the only thing running
A "process" is - CORRECT ANSWER-a running program
If we do not have address space layout randomization and we run a program more
than once, which of these will be tru of a variable x in a function - CORRECT
ANSWER-the different runs will use the same virtual memory locations and different
virtual memory locations
which one of the following best describes the difference between user mode and
kernel mode - CORRECT ANSWER-user mode is for code that is more restricted as
far as what it can do while kernel mode has fewer restrictions
which one of the following is the best command to use to rename a file - CORRECT
ANSWER-mv
which one of the following is the best command to use to a delete a file - CORRECT
ANSWER-rm
which one of the following comindation of components are most likely to be found
inside most CPUs - CORRECT ANSWER-register memory, arithmetic logic unit, and
logic gates
In the context of the textbook, "Operating Systems: Three Easy Pieces", which one
of the following best describes the term "virtualization"? - CORRECT
ANSWER-Making it look to each running program like it is the only thing running
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