Computer Networks MCQs

1018 MCQs  (Page 67 of 102)

What is the access point (AP) in a wireless LAN?
A. Device that allows wireless devices to connect to a wired network
B. Wireless devices itself
C. Both device that allows wireless devices to connect to a wired network and wireless devices itself
D. All the nodes in the network
In wireless ad-hoc network _________
A. Access point is not required
B. Access point is must
C. Nodes are not required
D. All nodes are access points
In wireless distribution system __________
A. Multiple access point are inter-connected with each other
B. There is no access point
C. Only one access point exists
D. Access points are not required
A wireless network interface controller can work in _______
A. Infrastructure mode
B. Ad-hoc mode
C. Both infrastructure mode and ad-hoc mode
D. Wds mode
In wireless network an extended service set is a set of ________
A. Connected basic service sets
B. All stations
C. All access points
D. Connected access points
Mostly ________ is used in wireless LAN.
A. Time division multiplexing
B. Orthogonal frequency division multiplexing
C. Space division multiplexing
D. Channel division multiplexing
Which one of the following event is not possible in wireless LAN?
A. Collision detection
B. Acknowledgement of data frames
C. Multi-mode data transmission
D. Connection to wired networks
What is Wired Equivalent Privacy (WEP)?
A. Security algorithm for ethernet
B. Security algorithm for wireless networks
C. Security algorithm for usb communication
D. Security algorithm for emails