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Recent questions tagged computer-networks
2
votes
1
answer
211
GO Classes 2023 | IIITH Mock Test 1 | Question: 24
Which of the following statements are true about TCP? It is a byte-oriented port-to-port communication It uses flow control mechanism protocol Its connections are link to link and full duplex It uses piggybacking whenever possible (i), (iii) and (iv) only (i), (ii) and (iv) only (ii), (iii) and (iv) only All of the given
Which of the following statements are true about TCP?It is a byte-oriented port-to-port communicationIt uses flow control mechanism protocolIts connections are link to li...
GO Classes
633
views
GO Classes
asked
Mar 26, 2023
Computer Networks
goclasses2023-iiith-mock-1
goclasses
computer-networks
tcp
1-mark
+
–
1
votes
0
answers
212
GO Classes 2023 | IIITH Mock Test 1 | Question: 25
What do persistent connections refer to in the context of HTTP? A single TCP connection is used to send and receive multiple HTTP requests and responses. A single HTTP connection is used to send and receive multiple IP requests ... HTTP request and response. A single HTTP connection is used to send and receive multiple TCP requests and responses.
What do persistent connections refer to in the context of HTTP?A single TCP connection is used to send and receive multiple HTTP requests and responses.A single HTTP conn...
GO Classes
467
views
GO Classes
asked
Mar 26, 2023
Computer Networks
goclasses2023-iiith-mock-1
goclasses
computer-networks
http
1-mark
+
–
1
votes
1
answer
213
GO Classes 2023 | IIITH Mock Test 1 | Question: 40
In an $\textsf{IPv4}$ datagram, the value of $\textsf{HLEN}$ is $15,$ the value of total length is $300$ and the fragment offset value is $200.$ The sum of the sequence numbers of the first and the last bytes of the payload is _________
In an $\textsf{IPv4}$ datagram, the value of $\textsf{HLEN}$ is $15,$ the value of total length is $300$ and the fragment offset value is $200.$ The sum of the sequence n...
GO Classes
777
views
GO Classes
asked
Mar 26, 2023
Computer Networks
goclasses2023-iiith-mock-1
goclasses
numerical-answers
normal
ip-addressing
computer-networks
1-mark
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4
votes
1
answer
214
GO Classes 2023 | IIITH Mock Test 1 | Question: 49
Let $\text{CRC}$ generator polynomial $\text{G}(x)=1+x$. Which of the following errors $\text{E}(x)$ will be detected by $\text{G}(x)?$ $\text{E}(x)=x^{12}+x^{11}+x^3+x^2+x+1$ $\text{E}(x)=x^{36}+x^5+1$ $\text{E}(x)=x^{17}+x^5 $ $\text{E}(x)=x^{11}+x^2+1$
Let $\text{CRC}$ generator polynomial $\text{G}(x)=1+x$.Which of the following errors $\text{E}(x)$ will be detected by $\text{G}(x)?$$\text{E}(x)=x^{12}+x^{11}+x^3+x^2+x...
GO Classes
1.2k
views
GO Classes
asked
Mar 26, 2023
Computer Networks
goclasses2023-iiith-mock-1
goclasses
computer-networks
crc-polynomial
multiple-selects
1-mark
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0
votes
1
answer
215
Computer networks
Is it possible for an organization’s Web server and mail server to have the same alias for a hostname (for example, foo.com)? What would be the type for the RR that contains the hostname of the mail server?
Is it possible for an organization’s Web server and mail server to have the samealias for a hostname (for example, foo.com)? What would be the type for the RRthat conta...
Bhanu sumanth
571
views
Bhanu sumanth
asked
Mar 23, 2023
Computer Networks
computer-networks
+
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1
votes
1
answer
216
One of the header fields in an IP datagram is the Time to Live (TTL) field. Which of the following statements best explains the need for this field ? It can be used to prioritize packets It can be used to reduce delays It can be used to optimize throughput It can be used to prevent packet looping
One of the header fields in an IP datagram is the Time to Live (TTL) field. Which of the following statements best explains the need for this field ? It can be used to pr...
arnav1827
1.2k
views
arnav1827
asked
Mar 21, 2023
Computer Networks
computer-networks
ip-packet
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0
votes
0
answers
217
#computer-networks #token-ring
In a token ring access control method ,if we want to calculate total time as it's used in efficiency calculation, what's the use of a data packet moving in the ring and coming back to same point again and so that we can calculate the total time. I'm bit confused of what's the point of moving in the same ring
In a token ring access control method ,if we want to calculate total time as it's used in efficiency calculation, what's the use of a data packet moving in the ring and...
Srken
276
views
Srken
asked
Mar 21, 2023
Computer Networks
computer-networks
token-ring
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0
votes
1
answer
218
#tokenring
In a token ring access control method ,if we want to calculate total time as it's used in efficiency calculation, what's the use of a data packet moving in the ring and coming back to same point again and so that we can calculate the total time. I'm bit confused of what's the point of moving in the same ring
In a token ring access control method ,if we want to calculate total time as it's used in efficiency calculation, what's the use of a data packet moving in the ring and...
Srken
334
views
Srken
asked
Mar 21, 2023
Computer Networks
computer-networks
token-ring
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0
votes
1
answer
219
A slotted ALOHA network transmits 200-bit frames using a shared channel with a 200- kbps bandwidth. Find the throughput if the system (all stations together) produces a. 1000 frames per second b. 500 frames per second c. 250 frames per second
rupesh7327
2.5k
views
rupesh7327
asked
Mar 10, 2023
Computer Networks
computer-networks
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0
votes
1
answer
220
Get command is found in a) tcp/ip b) ftp c) mac d) asp
Jeetmoni saikia
436
views
Jeetmoni saikia
asked
Feb 17, 2023
Computer Networks
tcp
computer-networks
+
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9
votes
7
answers
221
GATE CSE 2023 | Question: 7
Suppose two hosts are connected by a point-to-point link and they are configured to use $\textsf{Stop-and-Wait}$ protocol for reliable data transfer. Identify in which one of the following scenarios, the utilization of the ... Longer link length and higher transmission rate Shorter link length and lower transmission rate Shorter link length and higher transmission rate
Suppose two hosts are connected by a point-to-point link and they are configured to use $\textsf{Stop-and-Wait}$ protocol for reliable data transfer. Identify in which on...
admin
12.5k
views
admin
asked
Feb 15, 2023
Computer Networks
gatecse-2023
computer-networks
stop-and-wait
1-mark
+
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5
votes
3
answers
222
GATE CSE 2023 | Question: 15
Which of the following statements is/are $\text{INCORRECT}$ about the $\textsf{OSPF (Open Shortest Path First)}$ routing protocol used in the Internet? $\textsf{OSPF}$ implements Bellman-Ford algorithm to find shortest paths. $\textsf{OSPF}$ ... path routing. $\textsf{OSPF}$ is used as an inter-domain routing protocol. $\textsf{OSPF}$ implements hierarchical routing.
Which of the following statements is/are $\text{INCORRECT}$ about the $\textsf{OSPF (Open Shortest Path First)}$ routing protocol used in the Internet?$\textsf{OSPF}$ imp...
admin
8.2k
views
admin
asked
Feb 15, 2023
Computer Networks
gatecse-2023
computer-networks
routing
multiple-selects
1-mark
+
–
12
votes
5
answers
223
GATE CSE 2023 | Question: 40
Suppose you are asked to design a new reliable byte-stream transport protocol like $\text{TCP}.$ This protocol, named $\textsf{myTCP}$, runs over a $100 \mathrm{~Mbps}$ network with Round Trip Time of $150$ ... lengths of the Sequence Number field in the $\textsf{myTCP}$ header? $30$ bits $32$ bits $34$ bits $36$ bits
Suppose you are asked to design a new reliable byte-stream transport protocol like $\text{TCP}.$ This protocol, named $\textsf{myTCP}$, runs over a $100 \mathrm{~Mbps}$ n...
admin
9.9k
views
admin
asked
Feb 15, 2023
Computer Networks
gatecse-2023
computer-networks
tcp
multiple-selects
2-marks
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13
votes
2
answers
224
GATE CSE 2023 | Question: 42
Suppose in a web browser, you click on the $\textsf{www. gate-2023.in}\; \text{URL}$. The browser cache is empty. The $\text{IP address}$ for this $\text{URL}$ is not cached in your local host, so a $\text{DNS}$ lookup is triggered (by the ... $5$ parallel $\text{TCP}$ connections. $6\; \text{RTT}$s, in case of persistent $\text{HTTP}$ with pipelining.
Suppose in a web browser, you click on the $\textsf{www. gate-2023.in}\; \text{URL}$. The browser cache is empty. The $\text{IP address}$ for this $\text{URL}$ is not cac...
admin
11.0k
views
admin
asked
Feb 15, 2023
Computer Networks
gatecse-2023
computer-networks
ip-address
multiple-selects
2-marks
+
–
8
votes
4
answers
225
GATE CSE 2023 | Question: 55
The forwarding table of a router is shown below. ... to a destination address $200.150 .68 .118$ arrives at the router. It will be forwarded to the interface with $\text{ID}$ __________.
The forwarding table of a router is shown below.$$\begin{array}{|l|l|c|}\hline \textbf{Subnet Number} & \textbf{Subnet Mask} & \textbf{Interface ID} \\\hline 200.150 .0 ....
admin
12.4k
views
admin
asked
Feb 15, 2023
Computer Networks
gatecse-2023
computer-networks
subnetting
numerical-answers
2-marks
+
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1
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1
answer
226
Subnets
Consider the following table with subnets Subnet Subnet Id Subnet Mask $ A$ 150.60.160.0 255.255.240.0 $B $ 150.60.164.0 255.255.252.0 $C $ 150.160.168.0 255.255.252.0 Can we say subnet C exists inside subnet A?
Consider the following table with subnetsSubnetSubnet IdSubnet Mask$ A$150.60.160.0255.255.240.0$B $150.60.164.0255.255.252.0$C $150.160.168.0255.255.252.0 Can we say sub...
Chaitanya Kale
473
views
Chaitanya Kale
asked
Feb 13, 2023
Computer Networks
subnetting
computer-networks
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0
votes
1
answer
227
pls can u aswer this question
Suppose a source device need to send an IP message with 21,000 bytes. Suppose that a local connection has a MTU of 576 bytes. How many fragments are required to send the message over the network?
Suppose a source device need to send an IP message with 21,000 bytes. Suppose that a local connection has a MTU of 576 bytes. How many fragments are required to send the ...
ami love
419
views
ami love
asked
Feb 9, 2023
Computer Networks
computer-networks
ip-addressing
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3
votes
1
answer
228
GATE CSE 2023 | Memory Based Question: 46
A link is point-to-point connected and using stop and wait protocol, which of the following correctly states lowest link utilization. Lower link length and lower transmission rate. Lower link length and higher transmission rate. Higher link length and lower transmission rate. Higher link length and higher transmission rate.
A link is point-to-point connected and using stop and wait protocol, which of the following correctly states lowest link utilization.Lower link length and lower transmiss...
GO Classes
1.8k
views
GO Classes
asked
Feb 5, 2023
Computer Networks
memorybased-gatecse2023
goclasses
computer-networks
stop-and-wait
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–
1
votes
0
answers
229
GATE CSE 2023 | Memory Based Question: 47
Which of the following is incorrect in the case of OSPF protocol? OSPF uses the Dijkstra algorithm shortest path algorithm to implement the least cost path routing OSPF uses the Bellman-Ford algorithm to determine the shortest path. OSPF uses an inter-domain routing protocol OSPF employs hierarchical routing
Which of the following is incorrect in the case of OSPF protocol?OSPF uses the Dijkstra algorithm shortest path algorithm to implement the least cost path routingOSPF use...
GO Classes
1.4k
views
GO Classes
asked
Feb 5, 2023
Computer Networks
memorybased-gatecse2023
goclasses
computer-networks
link-state-routing
multiple-selects
+
–
1
votes
1
answer
230
GATE CSE 2023 | Memory Based Question: 48
3 DNS iterative queries each has RTT time. One HTTP server sending 10 small objects, HTTP server to clieent also takes RTT time. 9 in nonpersistent with 5 parallel connection 7 in non persistent with 5 parallel connection 5 in persistent pipelined 6 in persistent pipelined
3 DNS iterative queries each has RTT time. One HTTP server sending 10 small objects, HTTP server to clieent also takes RTT time. 9 in nonpersistent with 5 parallel conne...
GO Classes
1.8k
views
GO Classes
asked
Feb 5, 2023
Computer Networks
memorybased-gatecse2023
goclasses
computer-networks
stop-and-wait
+
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2
votes
0
answers
231
MADEEASY
Why B is wrong?
Why B is wrong?
DAWID15
423
views
DAWID15
asked
Feb 1, 2023
Computer Networks
computer-networks
subnetting
made-easy-test-series
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0
votes
0
answers
232
Tcp questions
Consider a client has established TCP connection with a server and sending data. The propagation delay is 5 ms and there are no timeouts and errors during transmission. The size of the receiver advertised window is 128 KB, the slow-start threshold at the client is 64 ... = 10 ms. What is the size of the congestion window (in KB) at time 90 ms after all acknowledgements are processed?
Consider a client has established TCP connection with a server and sending data. The propagation delay is 5 ms and there are no timeouts and errors during transmission. T...
Sahil_Lather
407
views
Sahil_Lather
asked
Jan 27, 2023
Computer Networks
computer-networks
tcp
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–
0
votes
0
answers
233
RTO in TCP question
A host sends two packets and receives two acknowledgments. The time is shown as hour:minute:seconds. Segment 1 was sent at 0:0:00. Segment 2 was sent at 0:0:07. ACK for segments 1 and 2 received at 0:0:09. Calculate the value of RTO.
A host sends two packets and receives two acknowledgments. The time is shown as hour:minute:seconds.Segment 1 was sent at 0:0:00.Segment 2 was sent at 0:0:07.ACK for segm...
Sahil_Lather
397
views
Sahil_Lather
asked
Jan 27, 2023
Computer Networks
computer-networks
tcp
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–
0
votes
1
answer
234
TCP question
Consider the slow start phase for a congestion control in a TCP connection. Initially, the window size is 4 MSS and the threshold is 36 MSS. After which transmission window size reached the threshold limit? 3 4 5 7
Consider the slow start phase for a congestion control in a TCP connection. Initially, the window size is 4 MSS and the threshold is 36 MSS. After which transmission wind...
Sahil_Lather
507
views
Sahil_Lather
asked
Jan 27, 2023
Computer Networks
computer-networks
tcp
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–
0
votes
0
answers
235
IP Config
Which of the following protocols can automate IP configuration (IP Address, Subnet mask, DNS, default gateway) ? SMTP DHCP SNMP ARP
Which of the following protocols can automate IP configuration (IP Address, Subnet mask, DNS, default gateway) ?SMTPDHCPSNMPARP
Sahil_Lather
311
views
Sahil_Lather
asked
Jan 27, 2023
Computer Networks
computer-networks
ip-addressing
+
–
0
votes
1
answer
236
IP Packet question
Consider and IP packet arrived at a router of size 1850 bytes. If the header length field in IPv4 header is 1010 and the packet is sent to a router whose Maximum transmission unit is 160 bytes then what is the number of fragments that the IP packet will be divided? 14 15 16 17
Consider and IP packet arrived at a router of size 1850 bytes. If the header length field in IPv4 header is 1010 and the packet is sent to a router whose Maximum transmis...
Sahil_Lather
366
views
Sahil_Lather
asked
Jan 26, 2023
Computer Networks
computer-networks
ip-packet
+
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