1) What is internet? a) Internet is a big network of computers all over the world that are connected together b) Internet is a network that connected only two computers together c) Internet is a network that connected only devices that place side by side together d) Internet is a big network of computers only in UK that are connected together 2) What is network? a) A network is only two computers that connected side by side to share information and files b) A network is a group of computers and devices such as printer that connected together to share information and resources. 3) Choose two devices to setup easy network a) Switch b) Router c) Hub d) Website 4) Which device acts like a brain that handles all the network traffic coming through? a) Switch b) Router c) Hub d) Ethernet cable RJ45 5) What is WiFi? a) A special website that helps to find information on the Internet. b) A wireless technology that allows devices like smartphone and table to connect with Internet without using cable. c) A big network of computers all over the world that are connected together d) Two computers that share resources and files 6) What are the three main sections of a data packet? a) Header, Payload, Trailer b) Header, Play, Tail c) Header, Payload, Tail d) Header, Play, Trailer 7) What information does a packet header contains? a) Destination address, Originating address, Packet Number b) User address, Originating address, Packet Number c) Destination address, Originating address, Packet Weight d) Destination address, IP address, Packet Number 8) Which part of the data packet is the actual data from file? a) Header b) Trailer c) Payload d) Packet Number 9) Why does data need to be broken down into packets to be transmitted (to be send)? a) Sata is too big to be transmitted as a whole? b) Data is widely used c) Data is a set of valuable information d) Data could not travel by themselves 10) What is packet switching? a) Packet switching is copying data and sent to multiple recipients b) Packet switching is converting data packets into different file c) Packet switching is sending all data together in a single file d) Packet switching is the transfer of small pieces of data across various networks 11) What is DNS stand for? a) Domain Name System b) Database Name System c) Domain Network System d) Database Network System 12) Which tool are used for storing and generating website? a) Browser b) Server c) Switch d) Website 13) What is the task of a DNS Server a) Translate the domain name to IP address b) Storing and generating website c) Transfer of small pieces of data across various networks 14) You can search for Google by typing the IP address 216.58.198.68 . a) True b) False 15) Why did human use domain name of a website instead of using the IP address? Choose 2 correct answers a) It is human friendly b) It is easier to remember name instead of the numbers c) DNS could not store long name of a website d) Browser cannot search for IP addressess

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