Flashcards
Networks
Flashcards do conjunto (20)
- 1What is a computer network?A computer network is a group of computers connected to share resources.
- 2Describe a LANA network for a small geographical area like a school or building.
- 3Describe a WANA network
- 4What are the advantages of a computer network?Easy way to share information with other users connected tothe the same network.
- 5What are the disadvantages of a computer network?Viruses from other computers can be spread.
- 6What devices are needed to produce a LAN?NIC , router ,hub , switch, and WAP.
- 7What is the difference between a Hub and a Switch?A switch is used to connect various network segments.A Hub connects multiple Ethernet devices together, making them act as a single segment.
- 8What is the Internet?The internet is a global computer network which allows you to send digital data at sub-second speeds. It uses interconnected networks and communication protocols.
- 9What is the World Wide Web?The world wide web (‘WWW’ or ‘web’ for short) is a collection of web pages found on this network of computers. Your web browser uses the internet to access the web.
- 10What is the purpose of a Modem?A modem is a device or program that enables a computer to transmit data over, for example, telephone or cable lines.
- 11What is the purpose of an ISP?Charges a fee for providing a service for accessing and using the internet.
- 12What is the purpose of a Network interface card?A network interface card is a circuit board or card that is installed in a computer so that it can be connected to a network.
- 13What is the purpose of a Router?The main purpose of a router is to connect multiple networks and forward packets destined either for its own networks or other networks.
- 14What is the purpose of a Hub?A hub, also called a network hub, is a common connection point for devices in a network.
- 15What is the purpose of a Switch?The basic function that any switch is supposed to perform is to receive information from any source connected to it and dispatch that information to the appropriate destination only
- 16What is the purpose of a WAP?Wireless Application Protocol is a technical standard for accessing information over a mobile wireless network.
- 17What is an IP address?The Internet Protocol (IP) is the method or protocol by which data is sent from one computer to another on the Internet. Each computer (known as a host) on the Internet has at least one IP address that uniquely identifies it from all other computers on the Internet.
- 18What does HTTP stand for?HTTP means Hypertext Transfer Protocol.
- 19What is a URL?The address of a World Wide Web page.
- 20How is a URL constructed?
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- FlashCards sobre Networks, criado por Ayshah Arfan em 08-10-2018.
- Criado por
- Ayshah Arfan
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