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A computer without….is just empty dump of metal.
a) CPU                        
b) system unit
c) operating system
d) control unit


Which of the following are basic operations of operating system?
a) getting input from devices    
b) transferring data from memory
c) sending output to output devices
d) all of these


How many major functions of operating system?
a) ten                          
b) eleven
c) twelve                                 
d) thirteen


The set of instructions given to computer to perform a specific task is called…..
a) computer program
b) software
c) both a & b               
d) none of these


Commonly used Operating Systems


When the development of operating system did was started?
a) 1940s                                  
b) 1950s
c) 1960s                                  
d) none of these