What computer hardware is essential for connecting two computers in Local Area Network?
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Modem
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Ethernet card
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VGA
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Internet Connection
Question No: 2 ( Marks: 1 ) - Please choose one
The instruction written in high-level language are converted into low-level language by the ____________
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Operating System
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Compiler
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Parser
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Router
Question No: 3 ( Marks: 1 ) - Please choose one
Which software can provide results of mathematical calculations very easily?
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Spreadsheets
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Image processor
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Word processor
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None of these
Question No: 4 ( Marks: 1 ) - Please choose one
Which of the following is the extension of graphics files?
.
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.doc
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.mdb
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.gif
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.tmp
Question No: 5 ( Marks: 1 ) - Please choose one
A hardware device that stores data and programs, executes program instructions, and performs arithmetic/logic operations is known as the ____.
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CPU
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Integrated Circuit
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Main Storage
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Memory
Question No: 6 ( Marks: 1 ) - Please choose one
The input device that reads printed characters, symbols, or graphical images into the computer is the:
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Sensors
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Speech recognition
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Mouse.
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Scanner
Question No: 7 ( Marks: 1 ) - Please choose one
The component of the central processing unit that holds instructions, stores data and keeps results during the processing is called the:
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Arithmetic/Logic unit.
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Control unit.
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Main memory.
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Micro processing chip.
Question No: 8 ( Marks: 1 ) - Please choose one
The software that is used to write/send/receive an e-mail is called
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Web browser
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Mail Binder
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E-mail Handler
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E-mail Client
Question No: 9 ( Marks: 1 ) - Please choose one
A computer virus is a ____________
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Software that saves the computer from being damaged.
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Application software that helps to make different type of viruses and worms
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Program that spreads itself and destroys other program
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Program that corrects the problems in your computer
Question No: 10 ( Marks: 1 ) - Please choose one
What does internet service provider mean?
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A software that helps you to connect to internet
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A company that helps you to connect to internet
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A software that allows you to send/receive e-mails
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A telephone network which helps you to connect to internet
Question No: 11 ( Marks: 10 )
a) What are the following abbreviations stands for (Marks: 5)
1- SMTP
2- POP3
3- VoIP
4- DNS
5- RDBMS
b) What will be the outcome of the JavaScript function in the program? Also write comments where you find “//” symbol from the following given chunk of code. (Marks: 5)
Question No: 12 ( Marks: 8 )
What is the difference between Microprocessor and Micro-controller? Give at least three differences.
Question No: 13 ( Marks: 8 )
Give at least one example for each the following?
1. Word Processor
2. Spreadsheet Software
3. Presentation software
4. Database software
5. Antivirus-software
6. Email Program
7. Search Engines
8. IP Address
Question No: 14 ( Marks: 12 )
What is Network Topology? Discuss advantages and disadvantages of the following network design topologies with the help of diagram.
1- Bus Topology
2- Star Topology
Question No: 15 ( Marks: 12 )
Define the following terms: (Marks: 3*4=12)
a) Firewall
b) Artificial Neural Network
c) Animation
d) Denial of Service (DoS )
