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Recent questions tagged application-layer

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Testbook CN question
Which of the following statement is/are incorrect about the Routing Information Protocol (RIP) protocol and Open Shortest Path First (OSPF) protocol? RIP packets are sent using TCP. OSPF packets are sent using TCP. RIP is an Network Layer protocol OSPF is an Application Layer protocol

Sahil_Lather asked in Computer Networks Jan 26, 2023

by Sahil_Lather

497 views

1 vote

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#selfDoubt
True or False: The application layer (layer 7) is responsible for all the services that the internet will provide. (if it is not the application layer then which layer?)

robinofautumn asked in Computer Networks Nov 13, 2022

by robinofautumn

349 views

1 vote

1 answer

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Applied Mock Test
How Long it will take if a person clicks on a link to retrieve the HTML file referring to 12 objects. We are using the Non-persistent HTTP connection with 6 parallel TCP connections. Assume the transmission time for any file is 0 ms. The round trip time between the person and the sever is RTT ms.?

LRU asked in Computer Networks Dec 28, 2021

by LRU

963 views

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Applied Test Series
Assume that we are retrieving a HTML base file with 10 embedded objects. Consider X Round trip time(RTT's) are required to retrieve the base file and the objects under non persistent HTTP with no parallel connection, and Y Round trip time(RTT' ... HTTP with 6 parallel connections.Compute X+ Y ? [Ignore the processing delays, closing TCP connection or any other delays].

Aashay kaurav asked in Computer Networks Nov 22, 2021

by Aashay kaurav

1.9k views

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3 answers

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NIELIT 2016 DEC Scientist B (IT) - Section B: 49
Application layer protocol defines: types of messages exchanged rules for when and how processes send and respond to messages message format, syntax and semantics all of the above

admin asked in Computer Networks Mar 31, 2020

by admin

1.6k views

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2 answers

6

UGC NET CSE | January 2017 | Part 2 | Question: 27
The maximum size of the data that the application layer can pass on to the $TCP$ layer below is ________. $2^{16}$ bytes $2^{16}$ bytes + $TCP$ header length $2^{16}$ bytes – $TCP$ header length $2^{15}$ bytes

go_editor asked in Computer Networks Mar 24, 2020

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Kurose and Ross Edition 6 Exercise 2 Question P14 (Page No 174)
How does SMTP mark the end of a message body? How about HTTP? Can HTTP use the same method as SMTP to mark the end of a message body? Explain.

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

2.2k views

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1 answer

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Kurose and Ross Edition 6 Exercise 2 Question P3 (Page No 171)
Consider an HTTP client that wants to retrieve a Web document at a given URL. The IP address of the HTTP server is initially unknown. What transport and application-layer protocols besides HTTP are needed in this scenario?

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

12.0k views

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1 answer

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Kurose and Ross Edition 6 Exercise 2 Question P2 (Page No 171)
Read RFC 959 for FTP. List all of the client commands that are supported by the RFC.

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

812 views

2 votes

1 answer

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Kurose and Ross Edition 6 Exercise 2 Question P1 (Page No 171)
True or false? A user requests a Web page that consists of some text and three images. For this page, the client will send one request message and receive four response messages. Two distinct Web pages (for example, ... indicates when the object in the response was last modified. HTTP response messages never have an empty message body.

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

12.8k views

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1 answer

11

Kurose and Ross Edition 6 Exercise 2 Question R20 (Page No 170)
Look over your received emails, and examine the header of a message sent from a user with a .edu email address. Is it possible to determine from the header the IP address of the host from which the message was sent? Do the same for a message sent from a Gmail account.

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

785 views

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1 answer

12

Kurose and Ross Edition 6 Exercise 2 Question R19 (Page No 170)
Is it possible for an organization’s Web server and mail server to have exactly 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?

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

515 views

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1 answer

13

Kurose and Ross Edition 6 Exercise 2 Question R18 (Page No 170)
From a user’s perspective, what is the difference between the download-and delete mode and the download-and-keep mode in POP3?

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

1.4k views

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14

Kurose and Ross Edition 6 Exercise 2 Question R17 (Page No 170)
Print out the header of an e-mail message you have recently received. How many $Received:$ header lines are there? Analyze each of the header lines in the message.

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

329 views

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1 answer

15

Kurose and Ross Edition 6 Exercise 2 Question R12 (Page No 169)
Consider an e-commerce site that wants to keep a purchase record for each of its customers. Describe how this can be done with cookies.

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

3.8k views

0 votes

1 answer

16

Kurose and Ross Edition 6 Exercise 2 Question R11 (Page No 169)
Why do HTTP, FTP, SMTP, and POP3 run on top of TCP rather than on UDP?

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

428 views

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0 answers

17

Kurose and Ross Edition 6 Exercise 2 Question R10 (Page No 169)
What is meant by a handshaking protocol?

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

227 views

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18

Kurose and Ross Edition 6 Exercise 2 Question R4 (Page No 169)
For a P2P file-sharing application, do you agree with the statement, “There is no notion of client and server sides of a communication session”? Why or why not?

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

278 views

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1 answer

19

Kurose and Ross Edition 6 Exercise 2 Question R3 (Page No 169)
For a communication session between a pair of processes, which process is the client and which is the server?

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

395 views

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20

Kurose and Ross Edition 6 Exercise 2 Question R2 (Page No 169)
What is the difference between network architecture and application architecture?

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

192 views

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21

Kurose and Ross Edition 6 Exercise 2 Question R1 (Page No 169)
List five nonproprietary Internet applications and the application-layer protocols that they use.

ajaysoni1924 asked in Computer Networks Apr 10, 2019

by ajaysoni1924

362 views

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