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Recent questions tagged wireless-lan
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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-back over a radio channel with a bit error rate of 10−7. How many frames per second will be damaged on average?
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 dam...
ajaysoni1924
4.0k
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ajaysoni1924
asked
Mar 15, 2019
Computer Networks
computer-networks
wireless-lan
lan-technologies
tanenbaum
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0
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1
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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.
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.
Phantom5
592
views
Phantom5
asked
Aug 27, 2018
Computer Networks
wireless-lan
computer-networks
wifi
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0
votes
0
answers
3
Stanford(Computer Networks)
Suppose that you have two nodes communicating with an AP that are hidden terminals to one another. The AP, except for acknowledgments, remains silent and there are no other transmitters in the network. The two nodes are both transmitting ... start transmitting at exactly the same time, what is the minimum number of backoffs before a packet is delivered successfully?
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...
vijay_jr
482
views
vijay_jr
asked
Dec 11, 2017
Computer Networks
computer-networks
csma-ca
wireless-lan
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0
votes
1
answer
4
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
The unlicensed National Information Infrastructure band operates at the _________ frequency(A) 2.4 GHz(B) 5 GHz(C) 33 MHz(D) 5 MHz
rishu_darkshadow
1.5k
views
rishu_darkshadow
asked
Sep 17, 2017
Computer Networks
ugcnetcse-dec2009-paper2
computer-networks
wireless-lan
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–
0
votes
3
answers
5
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
Which technology is sometime referred to as wireless cable ?(A) MMDS(B) ATM(C) LMDS(D) CDMA
rishu_darkshadow
1.8k
views
rishu_darkshadow
asked
Sep 17, 2017
Computer Networks
ugcnetcse-dec2009-paper2
computer-networks
wireless-lan
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–
3
votes
0
answers
6
Wireless LAN
A wireless LAN using DSSS with _______-bit chip code needs 320 MHz for sending data that originally required a 20-MHz bandwidth
A wireless LAN using DSSS with _______-bit chip code needs 320 MHz for sending data that originally required a 20-MHz bandwidth
Neeraj7375
226
views
Neeraj7375
asked
Jul 20, 2017
Computer Networks
wireless-lan
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1
votes
0
answers
7
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.
A wireless LAN using DSSS with a 4-bit chip code needs 10 MHz for sending data that originally required a _______-MHz bandwidth.
Neeraj7375
262
views
Neeraj7375
asked
Jul 20, 2017
Computer Networks
wireless-lan
+
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1
votes
0
answers
8
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
What is the maximum operating rate of a wireless LAN using infrared communication ?$1$ mbps$2$ mbps$5$ mbps$11$ mbps
makhdoom ghaya
1.5k
views
makhdoom ghaya
asked
Sep 15, 2016
Computer Networks
ugcnetcse-june2010-paper2
computer-networks
wireless-lan
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1
votes
1
answer
9
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? Association Disassociation Error correction Integration
Which of the following services is not provided by wireless access point in 802.11 WLAN?AssociationDisassociationError correctionIntegration
go_editor
3.6k
views
go_editor
asked
Aug 8, 2016
Computer Networks
ugcnetcse-dec2015-paper2
computer-networks
wireless-lan
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