state true or false screensaver acts as background for the desktop..2) the maximum rang of LAN can be 50 km....3)DBMS is utility software....4)McAfee is an anti virus program..
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Answer:
False
2) True
3) True
Explanation:
the range of LAN is 1 km,
the range of MAN is 100 km,
and the range of WAN is more than 100km.
along with these 3 networks there are 2 more types of networks i.e.
CAN (Campus area network) its range is 1km,
PAN (Personal Area Network) its range is 10m.
2) Utility software is a system that helps set up, analyze, strengthen and maintain a computer. An example of utility software is a system that helps a user set up a brand new computer.
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