Networking - TCP/IP - Discussion

Discussion :: TCP/IP - TCP/IP (Q.No.1)

1. 

Which of the following services use TCP?

  1. DHCP
  2. SMTP
  3. HTTP
  4. TFTP
  5. FTP

[A]. 1 and 2
[B]. 2, 3 and 5
[C]. 1, 2 and 4
[D]. 1, 3 and 4

Answer: Option B

Explanation:

SMTP, HTTP and FTP use TCP.

Pappu said: (Feb 6, 2012)  
1.18, 21, 17, 20, 16, 22, ?

Divya said: (Jul 22, 2012)  
Iso layer international standard organisation osi layer open system Independence networking. In iso-osi layer application contain message it contain http, ftp, smtp.

Mitesh said: (Sep 7, 2012)  
Yeah its correct that TCP is the pillar of Networking and to make network a complete one it need all these three.

Sreeja said: (Mar 8, 2013)  
SMTP, HTTP and FTP all these services are in application layer.

Harinadh said: (Dec 14, 2013)  
SMTP, HTTP and FTP belongs to layer 7 and TCP belongs to layer 4, then how tcp uses the services of SMTP, HTTP and FTP?

Timothy said: (Jan 22, 2014)  
It is true that SMTP, HTTP, and FTP work in the application layer.

Anwar said: (Jan 26, 2014)  
How SMTP, FTP, HTTP belong to layer 7 and TCP belong to layer 4?

Arpit Parekh said: (Mar 31, 2014)  
In Access control list, TCP supports HTTP, SMTP and FTP.
UDP supports TFTP and DHCP.

Check the link : http://en.wikipedia.org/wiki/List_of_TCP_and_UDP_port_numbers

James A. Charles said: (May 30, 2014)  
Yeah that's true because in Application layer these protocols it interact with presentation layer.

Ajeyudu Bandaru said: (Jul 25, 2014)  
TCP Means transmission control protocols.

SMTP - Simple mail transfer protocols.

HTTP - Hyper text transfer protocols.

FTP - File transfer protocol.

Asghar Barech said: (May 5, 2015)  
Layer 7 is the most intelligent layer in OSI reference modal it can support all the protocols and devices up to Layer 7.

Jh Kawsar said: (Jul 23, 2016)  
SMTP
HTTP
FTP

Lakhsman said: (Oct 7, 2016)  
(Trivial File Transfer Protocol).

TFTP also transfer protocol why don't you consider as answer?

Jitendra Sakalley said: (Nov 10, 2016)  
HTTP, HTTPS, FTP, SMTP, TELNET use TCP.

Parameswar P said: (Dec 15, 2016)  
DHCP, DNS, TFTP uses UDP.

Madhu said: (Dec 3, 2018)  
SMTP.
FTP.
HTTP.

Siddu said: (Dec 10, 2018)  
Can Anyone explain the full form of the given option?

Bob said: (Dec 13, 2018)  
DNS uses both TCP and UDP.

Temkin said: (Apr 16, 2019)  
SMTP (Simple Mail Transfer Protocol).
FTP (File transfer Protocol).
HTTP (Hayper Text Transfer Protocol).

Ajay Jayswal said: (Jul 3, 2019)  
If you want less secure data, Then use UDP & and data is more secure and not anyone package miss in TCP protocol.

Moosa said: (Mar 2, 2020)  
How to send data via TCP and UDP?

There is no way. Cause it all depends on a particular service or application.

There are many applications that are used both like live-streaming apps.

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