Sub. code 3032
NEB — GRADE X
Set E
Model Question
Computer Science Question Paper Set E (Model Question)
The candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.
Pass Marks : 20
सबै प्रश्नको उत्तर दिनुहोस् । (Attempt All Questions)
This model question question paper is for Class 10 Computer Science, Set E (subject code 3032), carrying full marks of 50 with a pass mark of 20, to be completed within 2 Hours. Answers with step-by-step solutions are available for every question below.
Group 'A'
Choose the best answer from the given alternatives.
Which of the following is a wireless communication medium?
Twisted pair cable
Coaxial cable
Optical fiber
Microwave
Which command is used to test whether a destination device is reachable over a network?
ping
format
mkdir
copy
Which database key can contain a reference to the primary key of another table?
Candidate key
Foreign key
Alternate key
Composite key
Which SQL command is used to modify existing data in a table?
INSERT
UPDATE
CREATE
SELECT
Which of the following is primarily used for storing digital audio?
MP3
JPEG
SVG
PNG
What will be the output of the following Python code?
x = 12
if x > 10:
print("A")
else:
print("B")A
B
AB
Error
Which Python function is used to accept input from the user?
get()
input()
read()
scan()
Which branch of AI deals with understanding and processing human language?
Computer Vision
Natural Language Processing
Robotics
Expert System
Which of the following is an example of smart city technology?
Smart traffic lights
Mechanical typewriter
Traditional clock
Printed newspaper
Which technology provides computing resources such as storage and processing through the internet?
Cloud Computing
Bluetooth
AR
NFC
Group 'B'
Answer the following questions briefly.
What is data communication? Mention any two components of data communication.
Differentiate between simplex and full-duplex communication with suitable examples.
What is a primary key? Write any two characteristics of a primary key.
Write any two SQL commands used for data manipulation and mention their uses.
What is video compression? Why is it necessary?
Write a Python program to check whether a number is divisible by 5 or not.
What is the difference between a parameter and an argument in a Python function?
What is Natural Language Processing (NLP)? Mention any two applications of NLP.
What is Generative AI? Mention any two types of content it can generate.
What is Virtual Reality (VR)? Mention any two areas where VR can be used.
Group 'C'
Answer the following questions in detail.
What is network topology? Explain the following topologies with their advantages and disadvantages:
a. Star topology
b. Bus topology
Consider the following table named Book:
Book_ID | Title | Author | Price |
|---|---|---|---|
1 | Computer Science | Hari | 500 |
2 | Python Basics | Sita | 650 |
3 | Database System | Ram | 700 |
Answer the following:
a. Which field can be used as the primary key? Why?
b. Write an SQL command to display books whose price is greater than 600.
c. Write an SQL command to change the price of Computer Science to 550.
d. Write an SQL command to display all books in ascending order of price.
Explain the following components of multimedia:
a. Text
b. Graphics
c. Audio
d. Video
Also mention one use of multimedia in education.
Study the following Python program and answer the questions:
def find_square(n):
return n * n
num = int(input("Enter a number: "))
result = find_square(num)
print("Square =", result)What is the name of the user-defined function?
What is the parameter of the function?
What will be the output if the user enters 6?
Modify the function to return the cube of the given number.
AI and contemporary technologies are being used in many areas of life.
a. Define Machine Learning.
b. Explain any two applications of Machine Learning.
c. What is IoT? Give one example of an IoT device.
d. Mention one advantage and one ethical concern of using AI.