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Recent questions tagged wireless-lan

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ISRO CSE 2023 | Question: 66
Match the following :\[ \begin{array}{|l|c|l|c|} \hline & \begin{array}{c} \text{Versions of} \\ 802.11 \end{array} & & \begin{array}{c} \text{Speed of} \\ \text{Wireless...
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NIELIT 2021 Dec Scientist B - Section B: 104
What is the access point $\text{(AP)}$ in a wireless $\text{LAN} \; ?$device that allows wireless devices to connect to a wired networkwireless devices itselfboth device ...
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Andrew S. Tanenbaum Edition 5th Exercise 4 Question 25 (Page No. 352)
Suppose that an 11-Mbps 802.11b LAN is transmitting 64-byte frames back-to-backover a radio channel with a bit error rate of 10−7. How many frames per second willbe damag...
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I did come up with answer but the test said it wrong. Help me here. Wireless Numericals
Quoted Question:One of the large unlicensed bands used for 802.11b WiFi is 2.4GHz. What is the length of these waves? Answer in feet.
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Stanford(Computer Networks)
Suppose that you have two nodes communicating with an AP that are hidden terminals to one another. The AP, except foracknowledgments, remains silent and there are no othe...
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UGC NET CSE | December 2009 | Part 2 | Question: 50
The unlicensed National Information Infrastructure band operates at the _________ frequency(A) 2.4 GHz(B) 5 GHz(C) 33 MHz(D) 5 MHz
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UGC NET CSE | December 2009 | Part 2 | Question: 48
Which technology is sometime referred to as wireless cable ?(A) MMDS(B) ATM(C) LMDS(D) CDMA
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Wireless LAN
A wireless LAN using DSSS with _______-bit chip code needs 320 MHz for sending data that originally required a 20-MHz bandwidth
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Wireless LAN
A wireless LAN using DSSS with a 4-bit chip code needs 10 MHz for sending data that originally required a _______-MHz bandwidth.
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UGC NET CSE | June 2010 | Part 2 | Question: 30
What is the maximum operating rate of a wireless LAN using infrared communication ?$1$ mbps$2$ mbps$5$ mbps$11$ mbps
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UGC NET CSE | December 2015 | Part 2 | Question: 21
Which of the following services is not provided by wireless access point in 802.11 WLAN?AssociationDisassociationError correctionIntegration
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