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Name the Protocols that are commonly used for sending and retrieving Email Message?

Posted By :Syed Shakeer Hussain     Posted Date :November 21, 2009    Points :10   Category :ASP.Net 
SMTP and POP

You can also find related Interview Question to Name the Protocols that are commonly used for sending and retrieving Email Message?  below: 

What are the commonly used routing protocols?

  
Routers add entries to routing table with the help of routing protocols. The commonly used routing protocols are,

Routing Information Protocol(RIP):-
It is used to advertise the current status and information in the routing table, including the routes to the rest of the routers in every 30 seconds.

Open Shortest Path First(OSPF):-
It is used to determine the shortest path, otherwise known as the lowest cost path among the nodes of different networks. (More...)

Which method would you call to send an e-mail message and wait for the transmission to complete before proceeding?

  
Select from following answers:

1.MailMessage.Send
2.SmtpClient.Send
3.SmtpClient.SendAsync
4.MailMessage.SendAsync

Correct Answer is:

SmtpClient.Send (More...)

How to validate a Email-address, in Form using JavaScript?

  
We can validate it through the reg expressions. For example we can declare all the reg expressions of the email in a variable as follows.

var reg = /^([A-Za-z0-9_-.])+@([A-Za-z0-9_-.])+.([A-Za-z]{2,4})$/; We need to compare the actual value with this expression for the validation. (More...)

What is the difference between routable and non- routable protocols?

  
Routable protocols can work with a router and can be used to build large networks. Non-Routable protocols are designed to work on small, local networks and cannot be used with a router. (More...)

What are the commonly used frequency bands for VSAT communication?

  
The commonly used frequency bands for VSAT communication arr,
C-band
Extended C-band(XC-band)
Ku-band (More...)

Which Protocol is used to send email?

  
SMTP (Simple mail transfer protocol) (More...)

Protocols and Procedures?

  
1. Protocols are set of rules which are used by the nodes on a network to communicate with each other.

2. Protocols are developed by committees, different companies developed products confirming to those protocols. (More...)

Introducing Protocols?

  
Set of predefined rules used by devices in network for data transfer
Network Protocols:
1.NetBIOS/NetBEUI
2.TCP/IP
3.ARP/RARP
4.ICMP/IGMP
5.UDP
6.IPX/SPX
7.HDLC/SDLC (More...)

When retrieving List items using SharePoint Web Services, how do you specify explicit credentials to be passed to access the list items?

  
In order to specify explicit credentials with a Web Service, you generally instantiate the web service, and then using the credentials properties of the Web Service object you use the System.Net.NetworkCredential class to specify the username, password, and domain that you wish to pass when making the web service call and operations.
(More...)

What is Transport and Message Reliability?

  
Transport reliability (such as the one offered by TCP) offers point-to-point guaranteed delivery at the network packet level, as well as guarantees the order of the packets. Transport reliability is not resilient to dropping network connections and a variety of other communication problems.

Message reliability deals with reliability at the message level independent of how many packets are required to deliver the message. Message reliability provides for end-to-end guaranteed delivery and order of messages, regardless of how many intermediaries are involved, and how many network hops are required to deliver the message from the client to the service.
(More...)

How to validate an email online?

  
Use SMTP Commands to connect to mail server.

1. Use nslookup

2. telnet to mail server

3. Use commands HELO, MAIL FROM:, RCPT TO: (More...)

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