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The operating system feature executes different parts of program is called…..
a) multitasking    
b) multithreading
c) multi-process  
d) none of these

b

Which of the following is the example of multiprogramming?
a) MS word                 
b) MS access
c) MS excel                 
d) all of these

d

Performing multiple tasks in parallel is called….
a) multitasking
b) multithreading
c) multi-process
d) none of these

a