Contents

When did UNIX operating system was developed?
a) 1960s               
b) 1970s               
c) 1980s


b

Linux operating system was developed in……..
a) 1990 
b) 1991 
c) 1992
d) 1993


b

Which of the following are examples of Linux operating systems?
a) RedHat                            
b) Caldera
c) both a & b                       
d) none of these


c

An operating system that is designed to support a network is called……..
a) disk operating system
b) windows
c) Unix 
d) server operating system


d

Which of the following operating systems is designed for client/server network?
a) UNIX                                
b) LINUX
c) NetWare                          
d) Solaris


c

Which of the following are examples of mobile operating system?
a) android                            
b) iOS
c) Blackberry                       
d) all off these


d