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Operating System (OS)

Operating System (OS)
Which of the following separates primary file and extension is

Dot
Point
All of these
Period

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Operating System (OS)
In MS-DOS, relocatable object files and load modules have extensions

.DAS and .EXE, respectively
.OBJ and .COM or .EXE, respectively
None of these
.EXE and .OBJ, respectively
.COM and .OBJ, respectively

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Operating System (OS)
A relationship between processes such that each has some part (critical section) which must not be executed while the critical section of another is being executed, is known as

mutual exclusion
semaphore
multiprogramming
None of these
multitasking

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Operating System (OS)
You can move a window to a different position on your screen by dragging it by its

Move handle
Status bar
Tail
Title bar

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Operating System (OS)
To display a shortcut menu for an object you use

Point the object and press Ctrl+P
Click the object
Touch the object on the screen with your finger
Right click the object

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Operating System (OS)
A partitioned data set is most used for

a program or source library
storing program data
None of these
storing ISAM files
storing backup information

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