Mix MCQS

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#181 ____________ Uses 802.11 standard, developed by the institute of electrical and electronic engineers (UEEE).

A)   Wi-Fi
B)   Bluetooth
C)   Infra-red
D)   WiMax
Answer:   A


#182 Which of the following is used to provide internet access and multimedia services at very high speed to the end users?

A)   Wi-Fi
B)   Bluetooth
C)   Infra-red
D)   WiMax
Answer:   D


#183 ___________ signals can be used for short-range communication in a closed area using line-of-sight propagation.

A)   Wi-Fi
B)   Bluetooth
C)   WiMax
D)   Infra-red
Answer:   D


#184 The GPS system consists of ___________ satellites.

A)   20
B)   22
C)   24
D)   25
Answer:   C


#185 GPS __________ segment facilities that track the GPS satellites monitor their transmissions perform analysis and send commands and data to the constellation.

A)   User
B)   Control
C)   space
D)   Air
Answer:   B


#186 Which of the following orbit is at the distance of 22000 miles from the surface of the earth?

A)   Geostationary Earth Orbit
B)   Low Earth Orbit
C)   Medium Earth Orbit
D)   High Earth Orbit
Answer:   A


#187 __________ is the first markup language standard for wireless devices.

A)   HTML
B)   WAP
C)   HTTP
D)   WML
Answer:   D


#188 Hierarchical DBMS organize data elements into _____________.

A)   Segments
B)   Data Compartments
C)   Data Units
D)   Objects
Answer:   A



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