EASY
Haryana Police Constable
IMPORTANT
Earn 100

 A firewall operates by _____.

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Important Questions on Computer

EASY
Haryana Police Constable
IMPORTANT
Junk E- mail is also called _____.
EASY
Haryana Police Constable
IMPORTANT
Viruses, trojan horses and worms are _____.
EASY
Haryana Police Constable
IMPORTANT
Passwords enable users to _____.
EASY
Haryana Police Constable
IMPORTANT
It is an act of intruding into someone else's computer or network.