[محمد بن خالد *]

1. Write full form of CPU and ALU?
2. What is difference between Second and Third Generation of computer?
3. Define Expansion slots in computer?
4. What is difference between BIT and BYTE?
5. Write advantages of Fourth generation computer?

6.What is difference between Super computer and Minicomputer

1. Define Modem, Internet, Connectivity, Uploading, Downloading, URL, Portal, Hyperlink (link), Plugs-in, and Virtual Reality?
2. Explain five parts of Information System?
3. Write five common uses of Internet?
4. Write the four common types of files?

1. Define Different types of keys on a keyboard?
2. List at least 5-Input and Output devices?
3. Write different types of the keyboard and mouse?
4. What is printer, define its four types?
5. Define scanning devices and also explain different types of scanning devices?
6. Define Audio-Input and Output devices and give examples for each?


1. How does a laser read data on an optical disk?
2. What is secondary storage, give examples?
3. Differentiate RAM and ROM memory?
4. Define Hard Disk Cartridge, Flash Memory?
5. Differentiate Primary and Secondary storage?
6. What is Head Crash in secondary storage?



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