#111 Which of the following is a wireless communities device used to send as well as receives data through radio signals ?
A) sender B) Transceiver C) Receiver
D) Infrared
Answer: B
#112 What does WAP stand for?
A) wireless access place B) wireless application protocol C) wireless access protocol
D) wireless access portion
Answer: B
#113 ____________ 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
#114 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
#115 ___________ 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
#116 The GPS system consists of ___________ satellites.
A) 20 B) 22 C) 24
D) 25
Answer: C
#117 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
#118 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