Networks Revision Starter

What is a LAN (local Area Network)?

• A collection of computers and peripheral devices on a single site

• A collection of computers and peripheral devices located in a single building

• A collection of computers and networks over a geographically remote area

What is a WAN (Wide Area Network)?

• A collection of computers and peripheral devices located on a single site

• A collection of computers and networks over a geographically remote area

• A collection of computers and peripheral devices located in a single building

Which server has the role of hosting and matching web addresses to IP addresses?

• a web server

• an application server

• a name server

Which hardware component allows a computer to connect to a network?

• router

• network interface card (NIC)

• modem

How does a hub differ from a switch

• A switch sends data packets to all devices on the network, whereas a hub sends the packets to only the intended recipients

• A hub sends data packets to all devices on the network whereas a switch allows the network to connect to the internet

• A hub sends data packets to all devices on the network whereas a switch sends the packets to only the intended recipients

Which of these statements is true?

• A router often has a built-in modem, hub and switch

• A router often has a built-in modem, but does not incorporate a hub or a switch

• A router often has a built-in modem. It also either has a built in switch or hub

Which device connects a network to the internet?

• switch

• bridge

• modem

• router

Which of these is true?

• A wireless network is cheap to set up, easy to add new devices to and extremely secure, but slower than a wired network

• A wireless network is cheap to set up, easy to add new devices to but slower than a wired network and less secure

• A wireless network is cheap to set up, easy to add new devices to, faster than a wired network and more secure