Answer:
The fathers of the internet are Vinton Cerf and Robert Kahn
Explanation:
Vinton G. Cerf (Vint) was born in 1943 and is an American computer scientist. He researched at Stanford University on packet interconnection protocols and partnered with Robert Kahn in the design and development of the TCP/IP protocol.
Robert E. Kahn was born in 1938 and is an American engineer and computer scientist who worked with Vinton G. Cerf on the development of the TCP/IP protocol which is the crux of the internet today.
Among multiple achievements and awards, they have been awarded the Presidential Medal of Freedom by President Bush in 2005.
Answer:
1.....There is a standard structure for emails. Email contents are primarily classified as two, the header and the body. We are going to see the contents come under the two subparts. The email header gives us common details about the message such as the unique identity of the message.
Explanation:
2......a program that searches for and identifies items in a database that correspond to keywords or characters specified by the user, used especially for finding particular sites on the World Wide Web.
its components are ....
A search engine normally consists of four components e.g. search interface, crawler (also known as a spider or bot),indexer, and database.
3.....Advantages Of eLearning
It is a very efficient way of delivering courses online. Due to its convenience and flexibility, the resources are available from anywhere and at any time. Everyone, who are part time students or are working full time, can take advantage of web-based learning.
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Answer: D)It relies on two independent proofs of identity.
Explanation: Two factor authentication is technique which uses two steps/stage for the verification or authentication.It is done for the extra security maintenance.IT is also known as 2FA. It consist of two different authentication component so that it penetrates through double protection layer .
Other options are incorrect because It RSA public key cannot be used for the authentication of private content. It does not use both hand geometry at same time for both the levels and It does not utilize only single sign-on technology. Thus, the correct option is option(D).
<span>An attribute in a relation of a database that serves as the primary key of another relation in the same database is called a</span>
