MULTAN BOARD 2017
COMPUTER SCIENCE
(INTER (PART-I)
(Objective Type)
Time Allowed: 20 Minutes
Maximum Marks: 15
Paper I
Group-I
Note: You have four choices for each objective type question as A, B, C and D. The choice which you think is correct; fill that circle in front of that question number with marker or pen. Cutting or filling two or more circles will result in zero mark in that questions.

• Language translators are of types.

(A) 1
(B) 2
(C) 3
(D) 4

• Another name for Anti-Virus is:-

(A) Vaccine
(B) Worm
(C) Trojan horse
(D) DES

• ------------------ is hot a biometric technique.

(A) Badge
(B) Retina
(C) Face
(D) Palm Print

• Add new hardware option exists in:-

(A) Main menu
(B) Status but
(C) Task bar
(D) Control Panel

• The insertion print in a document is called:-

(A) Mouse
(B) End marks
(C) Cursor
(D) Eraser

• A workbook is a group of:-

(A) Table
(B) Formulas
(C) Sheets
(D) Functions

• ------------------Contains permanents IP address.

(A) Client
(B) Server
(C) User
(D) Nic

• A set of instructions that run the computer are:-

(A) Hardware
(B) Document
(C) CPU
(D) Software

• -------------- key is used to cancel an operation.

(A) Arrow
(B) Caps Lock
(C) Num Lock
(D) Esc.

• Network standard are ------------------ types.

(A) 2
(B) 4
(C) 6
(D) 8

• The set of rules to exchange data in a communication network is called:-

(A) Gateway
(B) Procedure
(C) Protocol
(D) Token

• Transmission modes are:-

(A) 1
(B) 2
(C) 3
(D) 4

• ------------------ is the fastest communication mode.

(A) Half duplex
(B) Full duplex
(C) Simplex
(D) Duplex

• The Fly — by — wire System is used in:-

(A) Education
(B) Industry
(C) Medical
(D) Airline

• --------------- is not a kind of Register.

(A) Flag
(B) Segment
(C) Accumulator
(D) Math-Co-Processor

MULTAN BOARD 2017
(INTER (PART-I)
COMPUTER SCIENCE Paper I
(Subjective Type)
Time Allowed: 2:10 Hours
Group-I
Maximum Marks: 60
SECTION-I

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

1. Write the purpose of CPU.
2. Differentiate between Softcopy and Hardcopy output.
3. What is the use of Optical Character Reader (OCR)?
4. State the purpose of Router.
5. Distinguish between LAN and WAN.
6. Write the names of three LAN protocols.
7. How does a Modem Work?
8. What is Broadband?
9. Compare Asynchronous and Synchronous Transmission.

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

1. List two uses of Computer in Banks.
2. Define Robots.
3. Briefly describe about Weather Forecasting.
4. Write functions of Arithmetic and Logic Unit.
5. What do you know about Cache Memory?
6. How a register can he define?
7. Differentiate between Source Code and Object Code.
8. Discuss briefly Main Memory.
9. Write about Password briefly.

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

1. What is meant by an Event?
2. How can you use Multiple Operating System on a Disk?
3. Define Text Editor.
4. Distinguish between Save and Save as Options.
5. What is Font?
6. List two benefits of Spread Sheets.
7. Define formula in MS - Excel.
8. What is meant by IP Addressing?
9. Distinguish between HTTP and HTML

SECTION-II

Note: Attempt any THREE questions.
5. What is Impact Printer? Explain any two Impact Printers.
6. Define Network Topology. Also explain Ring Topology with diagram. Write its two advantages and two disadvantages.
7. What is Data Communication? Explain any three basic components of Communication Network.
8. What is ROM? Explain its different types in detail.
9. What is Virus? Explain any three types of Viruses.