9th class computer science slo based model paper 2023
MODEL PAPER COMPUTER SCIENCE CLASS 9
Note: Attempt all questions of Section A by filling the
corresponding bubble on the MCQs
RESPONSE SHEET. It is mandatory to return the attempted MCQs sheet to the
Superintendent within given time.
SECTION-A
Time: 15
Minutes Marks: 11
1. Which
computer is a combination of digital and analog technologies?
a) Hybrid
b) Super
c) Mini
d) Mainframe
2. Which of the following is an output device for providing
hard copy of
output?
a) Scanner
b) Printer
c) Speaker
d) Microphone
3. In
Windows, which folder keeps files that have been deleted, whether
accidentally or intentionally?
a) My Computer
b) My document
c) Recycle Bin
d) My Files
4. Which program protects computer from many common viruses and
Trojans which can be harmful for the system?
a) Internet Explorer
b) Excel
c) Word
d) Antivirus
5. The
basic unit for entering data in Excel is:
a) Cell
b) Row
c) Column
d) Formula
6. In
Word document which option is used to move text from one
place(source) to another place (destination)?
a) Cut-Print
b) Copy-Print
c) Copy-Paste
d) Cut-Paste
7. The rows
in Excel are denoted by:
a) Letters
b) Numbers
c) Words
d) Signs
8. In which
type of transmission, data is transmitted block-by-block or word-
by-word simultaneously:
a) Parallel
b) Serial
c) Asynchronous
d) Synchronous
SECTION-B
Time: 2 Hours
15 Minutes Marks: 28
1. Attempt
Any Seven of the following Short Questions. Each Question Carries 4 Marks.
i.
Differentiate
Expansion slots VS Expansion Card.
ii.
Differentiate
Single-User VS Multi-User operating System.
iii.
Differentiate
Data Rate VS Baud Rate by using formula.
iv. Explain four uses of hyper link in
word document.
v.
Write
four Examples of word Processing in Software.
vi.
Define the following MS Word Window components. a. Title Bar b.
Status Bar
vii. Explain the following:
a.
Sending devices b. Receiving
Devices
viii. Explain four uses of Networks,
briefly.
ix. Explain four ways of spreading of
Virus in Computers.
SECTION-C Marks: 16
Note: - Attempt any two of the following questions.
2. Explain
in detail four basic icons of GUI operating System.
3. Explain
two modes of data communication in detail.
4. What is
WAN? Write three advantages and three disadvantages of WAN.
. Which of
the following is an example of an unguided Transmission media?
a) Satellite
b) Microwave
c) Coaxial Cable
d) Both a and b
10. In which
transmission, data flow only in one direction from the sending
device to the receiving side:
a) Simplex
b) Duplex
c) Half Duplex
d) Full Duplex
11. What is gaining an unauthorized access to
computers or
telecommunications systems is called?
a) Hacking
b) Cracking
c) Lacking
d) Tracking
