Recent questions in Computer Networks

+1 vote

1 answer

1

Fragmentation

asked 14 hours ago in Computer Networks by junaid ahmad Loyal (3.7k points) | 29 views

+1 vote

1 answer

2

Bit stuffing

asked 14 hours ago in Computer Networks by junaid ahmad Loyal (3.7k points) | 40 views

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0 answers

3

cogestion window

asked 1 day ago in Computer Networks by Sunil8860 (403 points) | 22 views

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1 answer

4

Bit rate vs Baud rate
Pick the correct statement A. Bit rate can never be less than Baud rate B. Baud rate can never be less than Bit rate C. Bit rate and Baud rate are always samr. D. None of the above

asked 2 days ago in Computer Networks by sh!va Veteran (28.5k points) | 24 views

0 votes

1 answer

5

flow control

asked 3 days ago in Computer Networks by Parshu gate (381 points) | 17 views

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0 answers

6

December 2005 UGC net
....provides a method to recover that has been delivered but not get used A.segmentation B.concatenation C.synchronization D.translation

asked 3 days ago in Computer Networks by Priyanka23 (11 points) | 10 views

0 votes

1 answer

7

UGCNET-dec2009-ii-50
The unlicensed National Information Infrastructure band operates at the _________ frequency (A) 2.4 GHz (B) 5 GHz (C) 33 MHz (D) 5 MHz

asked 3 days ago in Computer Networks by rishu_darkshadow Active (2k points) | 12 views

0 votes

1 answer

8

UGCNET-dec2009-ii-49
Another name of IEEE 802.11 a is ____________ (A) Wi-Max (B) Fast Ethernet (C) Wi-Fi (D) 802.11 g

asked 3 days ago in Computer Networks by rishu_darkshadow Active (2k points) | 16 views

0 votes

1 answer

9

UGCNET-dec2009-ii-48
Which technology is sometime referred to as wireless cable ? (A) MMDS (B) ATM (C) LMDS (D) CDMA

asked 3 days ago in Computer Networks by rishu_darkshadow Active (2k points) | 10 views

0 votes

0 answers

10

UGCNET-dec2009-ii-30
Match the following : (i) Ethernet (a) Deterministic (ii) Token Ring N (b) Utilize the full wire speed (iii) Cut-through switch (c) Prevent looping (iv) Spanning tree (d) Checking valid address Codes : (A) i – d, ii – a, iii – b, iv – c (B) i – a, ii – d, iii – b, iv – c (C) i – d, ii – d, iii – c, iv – b (D) i – d, ii – c, iii – b, iv – a

asked 3 days ago in Computer Networks by rishu_darkshadow Active (2k points) | 7 views

0 votes

0 answers

11

UGCNET-dec2009-ii-29
In case of Bus/Tree topology signal balancing issue is overcome by (A) Modulation (B) Polling (C) Segmentation (D) Strong transmitter

asked 3 days ago in Computer Networks by rishu_darkshadow Active (2k points) | 9 views

0 votes

0 answers

12

UGCNET-dec2009-ii-28
Which of the following are Data Link Layer standard ? 1. Ethernet 2. HSSI 3. Frame Relay 4. 10 – Base T 5. Token Ring (A) 1, 2, 3 (B) 1, 3, 5 (C) 1, 3, 4, 5 (D) 1, 2, 3, 4, 5

asked 3 days ago in Computer Networks by rishu_darkshadow Active (2k points) | 17 views

0 votes

0 answers

13

UGCNET-dec2009-ii-27
What is the maximum window size in sliding window protocol used in a computer network ? (A) 4 (B) 8 (C) 15 (D) 16

asked 3 days ago in Computer Networks by rishu_darkshadow Active (2k points) | 11 views

0 votes

0 answers

14

UGCNET-dec2009-ii-26
Device on one network can communicate with devices on another network via a (A) Hub/Switch (B) Utility server (C) File server (D) Gateway

asked 3 days ago in Computer Networks by rishu_darkshadow Active (2k points) | 4 views

0 votes

2 answers

15

Find aggregated IP value
A router has just received the following new IP addresses: 57.6.96.0/21, 57.6.104.0/21, 57.6.112.0/21, and 57.6.120.0/21. If all of them use the same outgoing line, what is aggregated IP value?

asked 4 days ago in Computer Networks by Madhur Navandar (53 points) | 23 views

0 votes

0 answers

16

split horizon
suppose C-D link is broken then what will be the vector of D instantaneously ??

asked 4 days ago in Computer Networks by Sunil8860 (403 points) | 14 views

0 votes

1 answer

17

Concept of classes in computer network

asked 4 days ago in Computer Networks by Madhur Navandar (53 points) | 20 views

+1 vote

2 answers

18

go-back-n
If sender window size is 75 and we are using Go back -N protocol then what will be sequence number required and what is the value of N? A. 0 to 75 and 76 B. 0 to 74 and 75 C. 0 to 75 and 74 D. 0 to 74 and 76

asked 4 days ago in Computer Networks by mystylecse Active (1.6k points) | 31 views

0 votes

0 answers

19

Can someone suggest me any good material/books/videos for understanding Computer Networks related numerical problem?

asked 6 days ago in Computer Networks by Namit Dhupar (17 points) | 24 views

0 votes

2 answers

20

#TCP/IP
What is the maximum size of data that the Network layer can forward to the Data link layer including header data? Should it be 65535B or 1500B?

asked 6 days ago in Computer Networks by Heena Jain (31 points) | 42 views

+1 vote

1 answer

21

UGC NET 2016
A packet whose destination is outside the local TCP/IP network segment is sent to

asked Sep 14 in Computer Networks by Nayak Pankaj (45 points) | 31 views

+1 vote

1 answer

22

madeeasy class notes
if the subnet mask is 255.255.255.224 which of the following can be DBA of subnet. a)201.55.66.15 b)201.55.66.31 c)201.55.66.63 d)all

asked Sep 14 in Computer Networks by aaru14 (237 points) | 66 views

+1 vote

2 answers

23

CN -> CSMA/CD
Consider a network consist of 4 interconnected nodes P,Q,R and S. Distance between them are as follows: PQ=254km, PR=243km, PS=287km, QR=239km, QS=300km, RS=120km. This network uses CSMA/CD and signal travels at a speed of 2*10^5 km/sec, if sender sends at a rate 1Mbps, what could be the maximum size of packet? Ans___?__ bits

asked Sep 13 in Computer Networks by LORD ofKINGS (41 points) | 72 views

0 votes

1 answer

24

4 channel are using a link. Length of input slot is 2 bits

asked Sep 11 in Computer Networks by Meenakshi Sharma Loyal (4k points) | 33 views

0 votes

1 answer

25

ICMP error packet from a node.
When a packet is discarded or lost at some node, we know that network layer will send an ICMP packet. This ICMP packet is able to give the following information, 1) Which node has discarded the pkt/datagram by inserting ... only sufficient i think. Following is the structure of above ICMP packet, Correct me if iam wrong. Please explain .

asked Sep 10 in Computer Networks by AnilGoudar Loyal (2.7k points) | 45 views

+2 votes

1 answer

26

Testbook Test Series
Number of transmissions required to transmit 10 packets using a sliding window (window size 5) and go-back-N error control strategy if every 4th packet is lost?

asked Sep 10 in Computer Networks by jaig (77 points) | 87 views

0 votes

0 answers

27

Circuit switching

asked Sep 9 in Computer Networks by Jyoti 1 (17 points) | 22 views

0 votes

1 answer

28

computer network
A host is sending 100 datagrams to another host. If the identification number of the first datagram is 1024, what is the identification number of the last (in IPv4)? my doubt in IPV4, identification number is same for all the datagram that is ... for each non-fragmented datagram. If the first is 1024, then the last is 1024 + 99 = 1123 pls clear this

asked Sep 9 in Computer Networks by set2018 Loyal (3.5k points) | 26 views

+1 vote

1 answer

29

logical addresseing
An organization is granted the block 16.0.0.0/8. The administrator wants to create 500 fixed-length subnets. 1 Find the first and last addresses in subnet 1. 2. Find the first and last addresses in subnet 500.

asked Sep 9 in Computer Networks by set2018 Loyal (3.5k points) | 51 views

0 votes

0 answers

30

computer networking top down approach

asked Sep 8 in Computer Networks by arch Junior (905 points) | 32 views

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