PSEB Class 9 Computer Science Guess Paper 2026
Session: 2025-26
Time: 3 Hours
Maximum Marks: 50
Note:
Part-A contains objective type questions.
Part-B contains short answer questions.
Part-C contains long answer questions.
Part-A
(Important Objective Questions)
1. __________ is a device that allows you to connect multiple computers to a single network.
a) HUB
b) BUS
c) RING
d) STAR
2. __________ is a computer program that replicates itself into other computer programs.
a) Spyware
b) Virus
c) Phishing
d) Malware
3. A workbook is a collection of the __________.
a) Cells
b) Rows
c) Columns
d) Worksheets
4. __________ is a powerful tool of MS Excel used for graphical representation of data.
a) Data Validation
b) Conditional Formatting
c) Charts
d) None of these
5. __________ is a type of test used to determine whether the user is human or not.
a) CAPTCHA
b) DERTSA
c) HEPTCHA
d) NEPHCA
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6. Which function is used to find the minimum number from a given range?
a) AVERAGE
b) MIN
c) MAX
d) RANK
7. Every formula or function in MS Excel must start with the symbol __________.
a) +
b) =
c) &
d) ^
8. We can prevent cells from accidental changes by using __________ option.
a) Save As
b) Save
c) Print Area
d) Protect Sheet
Fill in the Blanks
9. Shortcut key to open an existing file in MS Excel is __________.
10. Shortcut key to copy contents in MS Excel is __________.
11. Shortcut key to paste contents in MS Excel is __________.
12. Shortcut key to save a file in MS Excel is __________.
Write the Full Forms
13. Write the full form of LAN.
14. Write the full form of WAN.
15. Write the full form of NIC.
16. Write the full form of MAN.
17. Write the full form of DBMS.
18. Write the full form of IRCTC.
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Part-B
(Important Short Answer Questions)
19. Write the names of any four Network Topologies.
20. Write a short note on HUB.
21. What is DigiLocker?
22. What is Name Box in MS Excel?
OR
Explain Ribbon in MS Excel.
23. What do you mean by Merging Cells?
OR
Define Alignment and explain its types.
24. Define Cyber Ethics.
25. What do you mean by Scaling?
OR
What do you mean by Margin?
26. Write about the G2C model of E-Governance.
27. Write the components of Database Environment.
Part-C
(Long Answer Questions)
28. Explain the features of MS Excel.
OR
Write about different methods of Internet Security.
29. Explain the various modes of Data Transmission.
OR
Write about different types of Computer Networks.
30. What is Conditional Formatting? Explain its different options.
OR
What are Charts? Write the names of any five types of charts.
31. What are the basic operations of MS Excel Worksheet?
OR
What is Google Drive? Write its advantages.
32. What is Computer Network? Explain its advantages and disadvantages.
OR
Explain the components of Computer Network.
33. Write the various services provided at National Level of E-Governance.
OR
Explain the E-Governance services in Urban Areas.
Answer Key
PSEB Class 9 Computer Science Guess Paper 2026 Answer Key
Part-A (Objective Answers)
1. HUB
2. Virus
3. Worksheets
4. Charts
5. CAPTCHA
6. MIN
7. = (Equal sign)
8. Protect Sheet
Fill in the Blanks
9. Ctrl + O
10. Ctrl + C
11. Ctrl + V
12. Ctrl + S
Full Forms
13. LAN – Local Area Network
14. WAN – Wide Area Network
15. NIC – Network Interface Card
16. MAN – Metropolitan Area Network
17. DBMS – Database Management System
18. IRCTC – Indian Railway Catering and Tourism Corporation
Part-B (Short Answers)
19. Four Network Topologies
Bus Topology
Star Topology
Ring Topology
Mesh Topology
20. HUB
Hub is a networking device used to connect multiple computers in a network.
It works as a central connection point and sends data to all connected devices.
21. DigiLocker
DigiLocker is an online digital storage service provided by the Government of India.
It allows citizens to store important documents like Aadhaar card, driving licence, mark sheets and certificates safely in digital form.
22. Name Box
Name Box in MS Excel shows the address of the currently selected cell.
It is located on the left side of the formula bar.
OR
Ribbon
Ribbon is the top section of MS Excel that contains tabs like Home, Insert, Page Layout, Formulas etc. Each tab contains different groups of commands.
23. Merging Cells
Merging Cells means combining two or more cells into a single cell.
It is commonly used for headings and formatting.
OR
Alignment
Alignment means positioning the text in a cell.
Types of Alignment:
Left Alignment
Center Alignment
Right Alignment
Top Alignment
Middle Alignment
Bottom Alignment
24. Cyber Ethics
Cyber ethics refers to the moral principles that guide the use of computers and the internet. It includes responsible and safe use of digital technology.
25. Scaling
Scaling is the option used to adjust the size of a worksheet when printing so that it fits properly on the page.
OR
Margin
Margin is the blank space around the edges of a printed page.
26. G2C Model
G2C stands for Government to Citizen.
It refers to online services provided by the government directly to citizens such as online bill payment, Aadhaar services, DigiLocker etc.
27. Components of Database Environment
Hardware
Software
Data
Procedures
Users
Part-C (Long Answers)
28. Features of MS Excel
Spreadsheet software used to organize data
Supports formulas and functions
Creates charts and graphs
Data sorting and filtering
Conditional formatting
Data analysis tools
Easy calculations
OR
Methods of Internet Security
Using strong passwords
Installing antivirus software
Using firewalls
Avoiding suspicious links
Updating software regularly
Using secure websites (HTTPS)
29. Modes of Data Transmission
Simplex – Data flows in one direction only
Half Duplex – Data flows in both directions but not at the same time
Full Duplex – Data flows in both directions simultaneously
OR
Types of Networks
LAN – Local Area Network
MAN – Metropolitan Area Network
WAN – Wide Area Network
PAN – Personal Area Network
30. Conditional Formatting
Conditional Formatting is a feature in MS Excel used to format cells automatically based on certain conditions.
Options include:
Highlight Cell Rules
Top/Bottom Rules
Data Bars
Color Scales
Icon Sets
OR
Charts
Charts are graphical representations of data in Excel.
Types of Charts:
Column Chart
Line Chart
Pie Chart
Bar Chart
Area Chart
31. Basic Operations of MS Excel Worksheet
Entering data
Editing data
Formatting cells
Using formulas and functions
Sorting and filtering data
Creating charts
OR
Google Drive
Google Drive is a cloud storage service provided by Google that allows users to store and share files online.
Advantages:
Access files anywhere
Easy sharing
Secure storage
Free storage space
Integration with Google Docs
32. Computer Network
A computer network is a group of computers connected together to share resources and information.
Advantages:
Resource sharing
Fast communication
Data sharing
Cost saving
Disadvantages:
Security risks
Network failure
Virus spreading
33. National Level E-Governance Services
Examples:
Aadhaar services
DigiLocker
Passport services
Income Tax services
Online railway booking
OR
Urban E-Governance Services
Online property tax payment
Water bill payment
Electricity bill payment
Birth and death certificates
Municipal services
