Networking Questions and Answers Verified And Accurate For Guaranteed Pass.

What security features would a wireless network need to consider? - correct answer 1. Using a security key 2. Identifying devices able to use the network 3. Using MAC address lists Black/white What hardware is required for connecting a wired network? - correct answer Ethernet cables Router Switch Data point Patch panel Describe the type of network that is suitable for ten or more users. - correct answer LAN State three resources that are commonly shared on a network. - correct answer Printers Storage Backup What are the computers than can provide services but also request services off other computers called? - correct answer Clients What is a star network layout? - correct answer Central hub or switch that every device is connected to. Two colleges are three miles apart in the same city. They each have a LAN. When these are connected, what is the resulting network called? - correct answer WAN A small company has a tight budget and four workers. Describe the type of network that is suitable for them. - correct answer Peer to Peer What is the difference between a LAN and WAN? - correct answer LAN is local area. Wan is over a wide area and consists of more than 1 LAN Explain what is meant by a client computer. - correct answer Software or hardware that requests services from a server. What hardware is needed to connect any device to a network? - correct answer NIC - network interface card What is a network switch? - correct answer A device that forwards data around the network. A switch only send the message to the correct location where a hub which broadcasts the message to all devices on the network. What does the term PROTOCOL mean? - correct answer A set of rules or standards that control communication between devices What is a Domain Name? - correct answer A human readable name for a resource on a network. Eg domain name = which would be 192.168.34.56 as an IP address. The DNS (domain name server) changes the name to an IP address. What is an IP address. - correct answer A number that uniquely identifies a device on a TCP/IP network. Made up of 4 octets eg. 192.168.12.1. What does TCP stand for? - correct answer Transmission control protocol What is the function of TCP? - correct answer It controls the data packets. It breaks up the packets for sending and reorganises the packets of data back into the correct order once received at the destination. Give an example why backups may be needed on a school network? - correct answer To be able to recover data from a previous date or time. E.g. students work deleted. What should the network manager put into place to help secure the network when a user tries to access it? - correct answer 1. User names and passwords 2. Use access controls to restrict access when needed What is the purpose of a MAC address when securing a network? - correct answer A mac list can be used to only allow devices that are known by the network to gain access. Each known device is added to the mac list. A) What does MAC stand for? - correct answer Media Access Control. A mac address is usually given as 6 pairs of hexadecimal numbers. Every device has a unique mac address built into the network interface card What protocol does a packet switched network use? How does it work. - correct answer TCP/IP Messages in a network are broken down into packets and the packets are then sent around the network. The packets hold information, additional information such as where they came from and where they are going to What does FTP stand for? Identify its use. - correct answer File transfer protocol Used for copying files from one host to another Explain what a checksum used for? - correct answer A checksum is used to check the accuracy of the data. Describe what bandwidth is? - correct answer Bandwidth affect the speed at which data can move around the network. Its measured in bits per second or multiples e.g. kilobit or megabit. Identify what makes a strong password? - correct answer 1. Contains letters and numbers 2. Contains other characters 3. Contains upper and lower case