Bahawalpur Board 2017
Computer Science
(Objective Type)
Inter (Part-I)
Note: Four possible answers A, B, C and D to each question are given. The choice which you think is correct that circle in front that question with Marker or Pen ink. 'Lining or filling two or more circles 'will result in zero mat k in that question. Write the letter A, B. C or D in the column. (Write correct "option) against each question also. If there k a contradiction in the bubble and hand written answer, bubble option will be considered correct.

• Testing of a Program Component is called:

(A)Pilot Testing
(B)Isolating Testing
(C)System Testing
(D)Unit Testis

• Which software is used to solve every day personal or business tasks:

(A)Operating System
(B)System Software
(C)Application Software
(D)Device Driver

• What type of Network is Internet:

(A)LAN
(B)MAN
(C)WAN
(D)PAN

• The Physical Layout of a Network is known as:

(A)Topology
(B)Session
(C)Link
(D)Style

• The Music and Speech represent:

(A)Image
(B)Text
(C)Numeric
(D)Audio

• Start and Stops Bits are not required in this type of transmission

(A)Asynchronous
(B)Isosynchronous
(C)Synchronous
(D)Monochrohous

• Which of the following is not included in Document Management System:

(A)Word Processing
(B)Desktop Publishing
(C)Reprographics
(D)E- Shopping

• The component of computer that executes the instructions is called:

(A)CPU
(B)Cache Unit
(C)RAM
(D)Mother Board

• A programs' syntax errors are detected by:

(A)Compiler
(B)Linker
(C)Loader
(D)Debugger

• The Secret Word or Number used for Protection is called:

(A)Biometric Dam
(B)Back Up
(C)Password
(D)Private File

• Which of the following is Harmful for Computers:

(A)Antivirus
(B)Virus
(C)Operating System
(D)Device Driver

• A small image that represents a program, instruction or file is called:

(A)Menu
(B)Dialog Box
(C)Windows
(D)ICON

• When creating MS - Words' Document, the default name of Document is:

(A)File 1
(B)Word 1
(C)Document 1
(D)Doc

• Which of the following is a Correct Cell Address:

(A)AA
(B)25
(C)3B
(D)C5

• Web Pages are written in which type of Language:

(A)HTML
(B)FTP
(C)SQL
(D)Assembly

Subjective part
SECTION-II

2. Write short answers to any SIX (6) questions.

1. What is Information?
2. Describe Touch Pad.
3. Define Report.
4. What is a Computer Network?
5. Differentiate between Server and Client Computer.
6. What is function of Physical Layer?
7. Define Analog Signals.
8. What is the function of Synchronous Transmission?
9. Define the term Bandwidth.

3. Write abort answers to any EIGHT (8) questions.

1. Define Computer Aided Manufacturing.
2. Describe briefly Computer Simulation.
3. Write two uses of Computer in Medical Field.
4. Tell about Cache?
5. What is a Serial Port?
6. Brief about Low Level language.
7. What is an Object Code?
8. Why does Machine language Program executes faster?
9. Define the term Backup.

4. Write short answers to any SIX (6) questions.

1. What is meant by GUI?
2. Name any four components of Windows Operating System.
3. Define Word Processor.
4. Differentiate between " Save and " Save As “in MS-Word.
5. Write the short cut keys for "Cut" and "Copy",
6. How formula is used in MS - Excel?
7. Name two types of Chart used in MS - Excel.
8. Differentiate between Web Server and Web Browser.
9. What does URL mean?

SECTION-III

Note: Attempt any THREE questions.

5.What is Computer? Discuss Primary Components of Computer System.
6.What is a Computer Network Topology? Explain Bus Topology with diagram. Also write its two advantages and two disadvantages.
7.What is Data Encoding? Discuss different encoding schemes in details (any three)
8.What is System Bus? Describe different types of System Buses.
9.What is Security Threat? Explain different solutions to the Security Threats.