The City School Liaquat Campus Worksheet Module 3 Class 7 Name Class/Sec Date

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1 The City School Liaquat Campus Worksheet Module 3 Class 7 Name Class/Sec Date 1. A Network consists of 2. A Point-to-Point Topology 3. The Internet is 1. Select the correct answer one computer computers and other devices many computers has each node connected to a single cable isn t the simplest topology consists of a permanent link between two nodes not a computer network a LAN a WAN 4. A protocol defines the way that 5. The Payload of a package contains the 6. In a network, speed is calculated 7. The ISP Server computers must be connected to a network the messages should be formed the Internet works Information Data Protocol sender s address in binary units in binary units per second in seconds per binary units sends Requests to Web Servers forwards requests to Web Servers Searches data

2 2. Put a if the sentence is correct 1. A computer Network is a group of two or more computers and other devices. 2. A printer may be part of a Network. 3. A computer in a Network can t be linked through wireless technology. 4. The computers connected in a Network are called Protocols. 5. The way that computers are interconnected in a network is called Protocol. 6. The Bus topology is the simplest type of topology. 7. A LAN interconnects computers that are close in distance, like a school s computers. 8. The Server must serve the requests of the Clients. 9. When the receiver receives a packet, it is not necessary to send an acknowledgement to the sender. 10. Protocol must have a certain structure: the Header, Payload and Tail. 11. Network speed is the most common requirement. 12. Nowadays, 4G is the most used technology in fast data transmission over telephone lines. 13. Optical fibers are thinner than a strand of human hair. 14. On Internet the user sends a request to the Web Server 15. The Web Server sends a response to the ISP Server. Task 2 1. Put a if the sentence is correct 1. Any data that identifies a person is called personal data. 2. Your telephone number and your favorite color are personal data. 3. You should always give your personal data to well-known sites, e.g. for free services. 4. Digital citizenship is a way to prepare students to misuse and abuse technology. 5. The Intellectual Property (IP) laws protect anything that someone s mind creates. 6. You should respect Intellectual Property (IP) laws.

3 7. Copyrights involve the rights people have over things they create, such as art, music and literature. 8. The Intellectual Property laws also protect inventions that people make. 9. You are able to copy and sell any movie. 10. There aren t criminal penalties for piracy. 11. A software license is a contract created by software creators regarding its use and redistribution. 12. Licenses are used to protect software from illegal actions. 13. It s not necessary to have a license when you use proprietary software. 14. The software license doesn t always include maintenance. 15. Maintenance is always optional. Task3 16. Freeware is often offered as a compact disc included in newspapers and magazines. 17. Shareware is provided to users at no cost. 1. Put a if the sentence is correct 1. Anyone within range of your WiFi/router is able to connect to your home network and use your Internet connection at any time. 2. Always use a password to connect to your home network. 3. The more devices connected to your home network, the slower your Internet surfing speed is. 4. In a WPA2 wireless network, data is transmitted unencrypted between the computer and the router. 5. WEP is the oldest encryption standard. 6. WPA is a very weak and very easy to crack encryption. 7. WEP is the latest and strongest wireless security and encryption standard. 8. It s safer to use an Administrator account for everyday tasks. 9. You can t create a new user account without a password. 10. A standard user doesn t have the capability to destroy a computer. 11. Malware can be a computer program or part of a program. 12. A computer can be infected by a virus through a USB memory stick, but not through an One difference between Worms and Viruses is that a Worm can travel alone, with no action needed on the user s part.

4 Task4 1. Select the correct answer 1. An advantage of using Cloud storage is: Security. It needs an internet connection. Access your data from anywhere. 2. One likely problem with Cloud storage is: 3. As far as the security of using cloud storage is concerned: 4. As far as sharing & collaboration using the Dropbox service is concerned: That the cloud service may be temporarily unavailable. Data safety. That you cannot easily share entire folders. There isn t any risk at any time. You may face security issues if you don t use strong passwords. It is very possible your data could be lost. You can share entire folders but you cannot send a link to one of your files. You can easily send a link to one of your files and you can also share entire folders. You cannot share any folder. 2. Put a if the sentence is correct 14. An advantage of cloud storage is that your files are protected against physical disasters because they are stored in multiple remote servers. 15. Cloud storage doesn t require an Internet connection. 16. Dropbox is secure only when you use strong passwords. 17. When you share a link to a folder then all the files and folders inside that folder will also be visible to anyone who has your link. 18. If you save a file to your Dropbox, that doesn t mean it will automatically be saved to all your computers or phones. 19. When you save a file to your Dropbox, it can also be accessible through the Dropbox website.

5 Task5 1. Google Drive is a 1. Select the correct answer Web browser storage service social networking site chat room text editor create documents edit documents 2. Google Drive offers you the ability to 3. You can use Google Drive if you already have a 4. In order to collaborate at the same time with many people in real-time, you should check the following selection when you share the document: 5. Your ability to use Google Drive to create a virtual chat is due to share documents collaborate on documents all of the above Facebook account Gmail account Yahoo account Skype account Can edit Can comment Can view simultaneous processing of two or more documents by one person simultaneous processing of one document by many people sequential processing of one document by many people sequential processing of two or more documents by one person

6 Task 6 1. Put a if the sentence is correct 1. Google translate is a machine that you can search documents. 2. You can translate texts, handwriting and also speech and photos. 3. You need to pay for using the Google translate machine. 4. With the microphone you can translate spoken words and phrases. 5. You need a password to sign in Google translate. 6. Using the camera from your phone you can translate images instantly. 7. Google Maps is a free on-line map. 8. You can use Google Maps only for the country you live in. 9. Google Maps is accessible through your web browser or as an application. 10. You can search towns, street names, theatres or museums. 11. Google Maps provides you directions only by car. 12. It gives you multiple routes for your destination. 13. It offers you satellite view, street maps, 360 o panoramic views of street. Q. Write down the answer of the following questions. 1. What is a network? And how many types of it. 2.What is topology? Also give name(any 2) 3.Whatdo you mean by digital citizenship? 4.What are communication protocols?

7 5.Write the full form of the following. ADSL VDSL 6. What is computer virus? 7. What do you mean by cloud storage?also write its three advantage and disadvantage. 8. Match the equal units of information. 1Byte 1024Bytes 1KB 8bits 1MB 1024GB 1GB 1024KB 1TB 1024MB