Rawalpindi Board 2017
Computer Science
(Objective Type)
Inter (Part-1)
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.

• CBT software is used in:

(A)Health
(B)Education
(C)Manufacturing
(D)Forecasting

• Which of the followings is a temporary memory?

(A)ROM
(B)PROM
(C)RAM
(D)EPROM

• Computer cannot boot if it does not have:

(A)Compiler
(B)Linker
(C)Interpreter
(D)Operating system

• Which is harmful for computer?

(A)Antivirus
(B)Virus
(C)Freeware
(D)Shareware

• Which of the following media cannot be used as backup?

(A)Hard disk
(B)Floppy disk
(C)RAM
(D)Zip disk

• List of documents waiting to be printed on Printer is called:

(A)Print list
(B)Print Stack
(C)Print Queue
(D)Print line

• The vertical dimension of spread sheet is called:

(A)Field
(B)Record
(C)Row
(D)Column

• Webpages are written in:

(A)HTML
(B)Assembly
(C)HTTP
(D)C++

• A collection of raw fact and figure is called:

(A)Data
(B)Information
(C)Processing
(D)Procedure

• Types of printers are:

(A)2
(B)3
(C)4
(D)5

• Each computer on a network is called:

(A)Node
(B)Bus
(C)Terminator
(D)Point

• A network that places all nodes on a single cable is called:

(A)Star
(B)Mesh
(C)Ring
(D)Bus

• Which of the following type of data is used to display actions and movement?

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

• Analog signals is measured in:

(A)Voltage
(B)Hertz
(C)Digits
(D)Walt

SUBJECTIVE PART
SECTION II

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

1. Define barcode reader.
2. State basic use of mouse.
3. What is use of fax modem?
4. Define Defacto standard.
5. Describe file transfer protocol.
6. Write purpose of metropolitan area network.
7. Define signal.
8. What is function of encoder?
9. Describe synchronous transmission.

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

1. Give two role of E-commerce in our daily life.
2. What is electronic shopping?
3. State the purpose of Input/output instructions.
4. Define backup.
5. Define operand code.
6. Give four names of general purpose registers.
7. What is stack?
8. State the purpose of copyright act.
9. List two different names of operations performed by the computer.

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

1. Define print queue.
2. What is basic function of e-mail?
3. Describe the term alignment.
4. What is meant by character formatting?
5. State purpose of mail merge.
6. Distinguish between formula and function.Write basic use of spread sheet.
7. List name of two web search engine.
   
8. Distinguish between single user and multi-user operating system.

SECTION-III

5.What is non-impact printer? Discuss its three different types.
6.What do you mean by network topology? Explain the construction and working of star, topology with the help of a diagram.
7.Define Guided media. Briefly describe different guided media for communication
8.Define system bus? Describe different types of system buses.
9.Explain four different causes of virus spreading.