1- Define a computer network?
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2- What is the difference between Local and Public IP address?
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3- What is the difference between the analogue and digital signals?
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4- Define a Lan?
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5- Which Protocol(s) (TCP/IP, UDP, FTP, DNS, VOIP) do we use when doing the following operations:
Chatting on skype using audio and camera: _______
Text chatting using skype: _______
Sending an e-mail with an attached file: _______

6- What does DNS stand for and what does it do?
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7- How do you define a network protocol?
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8- Briefly describe the events that led to the creation of the internet, from the first major international incident up to the first successful connection between the university of California and the Stanford research institute
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9- State two drawbacks of using file systems for Data Bases
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10- What does DML stands for and what does it do?
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11- The Internet and World Wide Web are the exact same thing:
True
False

Part 2: Network Troubleshooting

Tiger electronics is a known tech company that has just purchased a new building that will be used for housing three departments: HR, Finance and Logistics.
The HR department is made of 4 employees and will occupy Floor 1. Finance consist of 6 employees and will occupy F2. Logistics has 5 employees and will occupy F3.
The company has ordered a phone line and DSL internet connection of 12 Mbps.
A- How many switches and routers does Tiger electronics need to get all the employees access to the network.
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B- Draw the network diagram of Tiger Electronics’ new building