6th Class Computers Science Networking Intranet

     Intranet

It also plays an important role in today's life for those who are sharing data from one of the main branches to its sub branch. It is also used in LAN gaming in which all the system are connected to one of the system which is main among them. This feature is basically used in LAN (Local Area Network). Network connections between two offices and Branches are the good example of Intranet. Basically it is a private network that uses same concept and technologies which is used for the Internet, such as TCP/IP and client server computing. It is also used some well known protocols, such as FTP, HTTP, and SMTP. (See Figure. 6.3.3)            

 Steve wants to use Internet in your computer. Which of the following devices Steve required to connect his computer with Internet?

(A) A modem.                                                  

(B) A telephone line connection or cable connection.

(C) The Internet Service Provider (ISP)  

(D) All of these

(E) None of these  

Answer: (d)

Explanation

Correct Option:

(A) Modem is also required to connect your computer with the Internet.

(B) A telephone line connection is also required to connect your computer with Internet

(C) ISP is required to connect your computer with Internet

Incorrect Options:

Rest of the option is incorrect.    

 Mohit try to search some information about programming language on Internet. Which one of the following is a search engine that allows Mohit to capture any information?

(A) Gmail                                                            

(B) Google

(C) Rediffmail                                                   

(D) All of these

(E) None of these  

Answer: (b)

Explanation

Correct Option:

(B) Google is a search engine

Incorrect Options:

(A) Gmail isafreewebmail.

(C) Rediffmail isafreewebmail.    

 Intranet is a private network which established to make communication fast within organizations. Intranet is basically used in________.

(A) MAN                                                             

(B) WAN

(C) LAN                                                                

(D) A and B both

(E) None of these  

Answer: (c)

Explanation

Correct Option:

(C) Intranet covers small area in comparison of WAN and MAN.

Incorrect Options:

(A)   MAN covers larger area than Intranet.    

• NW Link is faster than TCP/IP but slower than the NetBEUI.
• TCP/IP is developed by Defense Advanced Research Projects Agency (DARPA) in the early 1970s.
• First intranet websites began to appear in organizations in 1990-1991.    

• LAN: A network which is established in a local area such as office, group of buildings or at home.
• NetBEUI: It is a fast efficient protocol that is used on smaller Microsoft networks.
• IP Address: It is a 32 bit unique number which is assigned to a computer.    

• A network is a set of inter connected devices, such as computers and printers.
• One of the suitable examples of MAN is a cable connection.
• A Wide Area Network (WAN) is one of the computer networks which are established on a large geographical area.
• Protocols are generally implemented by software, hardware or a combination of the two.
• IP address basically consists of two IDs, one is the network ID and other is the host ID.
• Through Internet you can connect to any computer throughout the world.
• In 1822 Babbage started to design an automatic mechanical machine called difference engine
• Second generation computers basically used two types of devices which were transistors and magnetic core and were used for memory storage.
• The process of writing computer programs is called computer programming.
• Flowchart is a technique that allows you to represent computer program graphically.
• Optical mouse is much advanced comparison to the other mouse. It responds very fast and precisely than any other mouse.    

    Abbreviations  

LAN           -           Local Area Network

MAN        -           Metropolitan Area Network

TCP/IP     -           Transmission Control Protocol/Internet Protocol