Information Networks Questions and Answers. This is the 2nd post about 1st Year | ICS Part-I Computer Short Questions and Answers Chapter No.2: (Information Networks).
The following objective questions (computer short questions and answers) are important for the final examinations of all Boards of Pakistan.
Chapter No.2: Information Networks
Short Questions and Answers - 2
Q.1: What is www?
Answer:
The WWW (World Wide Web) is a collection of millions of documents stored on computers permanently connected to the internet. These documents are inter-linked and contain information and data in the form of text, graphics, audio, and video. Special software, called a browser, is used to access these documents.
Q.2: Define File Transfer Protocol (FTP)?
Answer:
FTP (File Transfer Protocol) is used to transfer files over the internet. It provides functions to log on to the network, list directories, and copy files. Different types of files, programs, graphics, etc. can be transferred using this protocol.
Q.3: What is an email?
Answer:
E-mail (Electric Mail) is a method of sending messages from one computer to another over the internet. It is one of the original services of the internet. It is the most frequently used service on the internet.
Q.4: What is a Telnet?
Answer:
Telnet stands for Terminal Network. It provides a remote login capability. It enables a user to logon into a remote computer and function as if the user’s computer is directly connected to the remote computer.
Q.5: Define chat groups (chat rooms)?
Answer:
Chat Rooms (Chat Groups) are locations on the internet that provides facilities to users to chat with each other in real-time. Chat is a typed conversation. Real-time means that the users who are taking part in a conversation is online at the same time.
Q.6: What is a gopher?
Answer:
Gopher is a software application. It provides menu-based search and file retrieval facilities on a computer network. It has two types of applications i.e. gopher client and gopher server.
Q.7: Differentiate between gopher client and gopher server?
Answer:
Gopher Client: It runs on the computer requesting access. This application uses Telnet to gain access to the remote computer.
Gopher Server: It runs on the computer offering files. This application displays a menu describing files that are available. It uses FTP for the transfer of resources to the client computer.
Q.8: Define HTTP?
Answer:
HTTP stands for HyperText Transfer Protocol. It is a communications protocol. It is used to connect to servers on the Web. Its primary function is to establish a connection with a Web server and transmit HTML pages or any other file required by a browser.
Q.9: What is an Intranet?
Answer:
The intranet is a privately owned, secure, business network based on internet technology, although not necessarily connected to the internet. It is a small version of the internet and used within an organization. It is sometimes also called an enterprise network.
Q.10: What is an Extranet?
Answer:
An extranet is two or more intranets connected in such a way that they enable collaboration among the companies that own the separate intranets. On an extranet, each connected the company usually makes some selected part of its intranet accessible to the employees of one or more other companies.
Q.11: Write any three benefits (advantages) of E-mail?
Answer:
Following are the few benefits (advantages) of the E-mail:
Q.12: Write some components of the network?
Answer:
Following are some components of network:
Q.13: What is an interconnection?
Answer:
Interconnection is the medium that connects computers and devices in a network. There are various types of media that are used as network interconnection. The choice of medium for a network depends upon its characteristics and the requirements of the network. More widely used media are coaxial cables, unshielded twisted pair cables, fiber-optic cables, VSAT, satellites, and submarine cables.
Q.14: Define NIC?
Answer:
NIC (Network Interface Card) is a piece of computer hardware that connects each computer to the wiring in the network. It is a circuit board that fits in one of the computer’s internal expansion slots. Some computers have built-in NIC.
Q.15: What is a bridge?
Answer:
Bridge is used to connect similar network segments and recognizes the messages on a network and passes on those addressed to nodes in another network. A bridge is used in a network to segment it and keep traffic contained within the segments to improve performance.
Answer:
The WWW (World Wide Web) is a collection of millions of documents stored on computers permanently connected to the internet. These documents are inter-linked and contain information and data in the form of text, graphics, audio, and video. Special software, called a browser, is used to access these documents.
Answer:
FTP (File Transfer Protocol) is used to transfer files over the internet. It provides functions to log on to the network, list directories, and copy files. Different types of files, programs, graphics, etc. can be transferred using this protocol.
Answer:
E-mail (Electric Mail) is a method of sending messages from one computer to another over the internet. It is one of the original services of the internet. It is the most frequently used service on the internet.
Answer:
Telnet stands for Terminal Network. It provides a remote login capability. It enables a user to logon into a remote computer and function as if the user’s computer is directly connected to the remote computer.
Answer:
Chat Rooms (Chat Groups) are locations on the internet that provides facilities to users to chat with each other in real-time. Chat is a typed conversation. Real-time means that the users who are taking part in a conversation is online at the same time.
Answer:
Gopher is a software application. It provides menu-based search and file retrieval facilities on a computer network. It has two types of applications i.e. gopher client and gopher server.
Answer:
Gopher Client: It runs on the computer requesting access. This application uses Telnet to gain access to the remote computer.
Gopher Server: It runs on the computer offering files. This application displays a menu describing files that are available. It uses FTP for the transfer of resources to the client computer.
Answer:
HTTP stands for HyperText Transfer Protocol. It is a communications protocol. It is used to connect to servers on the Web. Its primary function is to establish a connection with a Web server and transmit HTML pages or any other file required by a browser.
Answer:
The intranet is a privately owned, secure, business network based on internet technology, although not necessarily connected to the internet. It is a small version of the internet and used within an organization. It is sometimes also called an enterprise network.
Answer:
An extranet is two or more intranets connected in such a way that they enable collaboration among the companies that own the separate intranets. On an extranet, each connected the company usually makes some selected part of its intranet accessible to the employees of one or more other companies.
Answer:
Following are the few benefits (advantages) of the E-mail:
- It reaches the destination in a few seconds.
- It is cheap to use.
- One message can be sent to any number of persons.
Answer:
Following are some components of network:
- Interconnection
- NIC (Network Interface Card)
- Bridge
- Gateway
- Router
Answer:
Interconnection is the medium that connects computers and devices in a network. There are various types of media that are used as network interconnection. The choice of medium for a network depends upon its characteristics and the requirements of the network. More widely used media are coaxial cables, unshielded twisted pair cables, fiber-optic cables, VSAT, satellites, and submarine cables.
Answer:
NIC (Network Interface Card) is a piece of computer hardware that connects each computer to the wiring in the network. It is a circuit board that fits in one of the computer’s internal expansion slots. Some computers have built-in NIC.
Answer:
Bridge is used to connect similar network segments and recognizes the messages on a network and passes on those addressed to nodes in another network. A bridge is used in a network to segment it and keep traffic contained within the segments to improve performance.
➤ Information Networks - Short Questions Set-1
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