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Computer Class 8 Annual Exam 2024-25

 

Section A: Choose the Correct Option

1. Which of the following is a use of computer networking?
a) Communication
b) High reliability
c) Resource sharing
d) All of these (✔️ Correct Answer: d)

2. Any computer connected to the network is called:
a) Node (✔️ Correct Answer)
b) ISP
c) Link
d) DNS

3. A networking device that forwards data packets between computer networks is called:
a) Gateway
b) Hyperlink
c) Router (✔️ Correct Answer)
d) Switch

4. In your school, computers are connected through:
a) LAN (✔️ Correct Answer)
b) WAN
c) MAN
d) PAN

5. Which of the following is a circular topology?
a) Star topology
b) Bus topology
c) Ring topology (✔️ Correct Answer)
d) Tree topology


Section A: Choose the Correct Option

1. Which of the following is NOT an example of cloud computing?
a) Dropbox
b) Google Drive
c) iCloud 
d) None of these (✔️ Correct Answer: d)

2. These are the collections of servers where an application is placed and accessed via the Internet:
a) Client Computers
b) Data Centres
c) Distributed Servers (✔️ Correct Answer)
d) All of these

3. This type of cloud allows services to be shared by a group of organizations:
a) Public Cloud
b) Community Cloud (✔️ Correct Answer)
c) Private Cloud
d) Hybrid Cloud

4. AT&T Hosting & Storage, Rackspace, and Amazon EC2 are examples of:
a) IaaS (✔️ Correct Answer)
b) SaaS
c) PaaS
d) None of these


Section A: Choose the Correct Option

1. Which domain enables AI systems to analyze images, videos, and other visual data?
a) Data
b) Computer Vision (✔️ Correct Answer)
c) Big Data
d) NLP

2. In which year did IBM's chess-playing computer defeat world chess champion Garry Kasparov?
a) 1956
b) 1970
c) 1959
d) 1997 (✔️ Correct Answer)

3. Which component is focused on creating a progressive work environment in a smart city framework?
a) Smart Infrastructure (✔️ Correct Answer)
b) Smart Governance
c) Smart Living
d) Smart Mobility

4. _______ performs the work with learning capabilities to handle high volumes and repetitive tasks.
a) Robotic Process Automation (✔️ Correct Answer)
b) Robotic Automation Process
c) Automation Process Robotic
d) None of these

5. Which of the following can inspect and store a person's face or iris?
a) RPA
b) Biometrics (✔️ Correct Answer)
c) Alexa
d) Chatbot

6. Which mathematician is considered the father of theoretical computer science?
a) John McCarthy
b) Marvin Minsky
c) Alan Turing (✔️ Correct Answer)
d) Seymour Papert


Section B: Write T for True and F for False Statements

  1. An algorithm should have 1 or more well-defined inputs.T
  2. Flowchart is a graphical method of designing programs.T
  3. Algorithms are used for calculation and data processing only.F
  4. In a Flowchart, a circle symbol indicates that the flow continues on another page.T
  5. Flowchart provides clarity of relationships among various processing steps.T


Section B: Write T for True and F for False Statements

  1. The extension of Python files is .pnF (Correct extension is .py)
  2. Python can be used to build Artificial Intelligence Algorithms.T
  3. The result of not(8<10 and 22<20) is True.T
    • Explanation: 8 < 10 is True, 22 < 20 is FalseTrue and False is False.
      Applying not(False), we get True.
  4. for loop allows a part of the code to be repeated unlimited number of times.F (It runs for a specified range or until a condition is met.)
  5. The input 12345 returns "not a palindrome."T (Since 12345 is not the same when reversed.)


Section B: Write T for True and F for False Statements

  1. We download Apps from the Google Play Store if we are iPhone users.F (iPhone users download apps from the Apple App Store.)
  2. A web portal is a specially designed website that often serves as the single point of access for information.T
  3. Gmail, Hotmail, Picasa, Flickr are examples of PaaS.F (These are examples of SaaS - Software as a Service.)
  4. The widely known CATV (Community Antenna Television) networks are examples of MAN.T
  5. We cannot improve colors by automated tools in GIMP.F (GIMP provides several tools for color correction and enhancement.)



Short Question Answer (2 Marks Each) for Class 8

(A) Algorithms and Flowcharts

  1. What is an algorithm?

    • An algorithm is a step-by-step procedure or set of rules to solve a specific problem.
  2. What is a flowchart?

    • A flowchart is a graphical representation of an algorithm using symbols to show the sequence of steps.
  3. What are the main characteristics of a good algorithm?

    • A good algorithm should be clear, efficient, well-defined, finite, and produce correct output.
  4. Name any two symbols used in a flowchart and their purpose.

    • Oval (Start/End) – Represents the beginning or end of a flowchart.
    • Parallelogram (Input/Output) – Represents input or output operations.

(B) Programming Languages - Basics of Python

  1. What is Python?

    • Python is a high-level, interpreted programming language known for its simplicity and readability.
  2. What is the extension of a Python file?

    • The extension of a Python file is .py.
  3. What are variables in Python?

    • Variables are named storage locations used to store values in a Python program.
  4. What is the difference between input() and print() in Python?

    • input() is used to take user input, while print() is used to display output.
  5. What is indentation in Python?

    • Indentation in Python refers to spaces or tabs at the beginning of a line to define blocks of code, such as loops and functions.

(C) Computer Networks

  1. What is a computer network?

    • A computer network is a group of interconnected computers that communicate with each other to share resources.
  2. Name two types of networks.

    • LAN (Local Area Network) – Covers a small area like a school or office.
    • WAN (Wide Area Network) – Covers large geographical areas, such as the Internet.
  3. What is the function of a router in networking?

    • A router directs data packets between different networks and connects multiple devices to the Internet.
  4. What is an IP address?

    • An IP address is a unique numerical label assigned to each device in a network for identification and communication.

(D) Cloud Computing

  1. What is cloud computing?

    • Cloud computing is an Internet-based service that provides computing resources like storage, databases, and applications.
  2. Give two examples of cloud computing services.

    • Google Drive (for storage) and Amazon Web Services (AWS) (for cloud computing).
  3. What are the three main types of cloud computing services?

    • IaaS (Infrastructure as a Service), PaaS (Platform as a Service), SaaS (Software as a Service).

(E) AI - History, Domains, Applications, and Ethics

  1. Who is considered the father of Artificial Intelligence?

    • John McCarthy is considered the father of AI.
  2. What are the five domains of AI?

    • Computer Vision, Machine Learning, Natural Language Processing (NLP), Robotics, and Expert Systems.
  3. Mention two real-life applications of AI.

    • Virtual assistants (Siri, Alexa) and Self-driving cars (Tesla Autopilot).
  4. What is AI ethics?

    • AI ethics refers to moral guidelines and rules for the responsible development and use of artificial intelligence.


Full-Form Related Questions (20 Questions – 1 Marks Each)

(A) Algorithms and Flowcharts

  1. What is the full form of IPO in the context of algorithms?

    • Input-Process-Output
  2. What does the full form of PDL stand for in programming?

    • Program Description Language

(B) Programming Languages - Basics of Python

  1. What is the full form of IDLE in Python?

    • Integrated Development and Learning Environment
  2. What is the full form of GUI?

    • Graphical User Interface
  3. What does HTML stand for?

    • HyperText Markup Language
  4. What is the full form of SQL?

    • Structured Query Language
  5. What is the full form of API in programming?

    • Application Programming Interface

(C) Computer Networks

  1. What is the full form of LAN?

    • Local Area Network
  2. What is the full form of WAN?

    • Wide Area Network
  3. What does Wi-Fi stand for?

    • Wireless Fidelity
  4. What is the full form of IP in IP Address?

    • Internet Protocol
  5. What does URL stand for?

    • Uniform Resource Locator
  6. What is the full form of DNS?

    • Domain Name System
  7. What does HTTP stand for?

    • HyperText Transfer Protocol

(D) Cloud Computing

  1. What is the full form of SaaS in cloud computing?

    • Software as a Service
  2. What is the full form of PaaS in cloud computing?

    • Platform as a Service
  3. What is the full form of IaaS?

    • Infrastructure as a Service

(E) AI - History, Domains, Applications, and Ethics

  1. What is the full form of AI?

    • Artificial Intelligence
  2. What does NLP stand for in AI?

    • Natural Language Processing
  3. What is the full form of ML in AI?

    • Machine Learning


Basic Computer Shortcut Keys (10 Important Shortcuts)

  1. Ctrl + C → Copy
  2. Ctrl + V → Paste
  3. Ctrl + X → Cut
  4. Ctrl + Z → Undo
  5. Ctrl + Y → Redo
  6. Ctrl + S → Save
  7. Ctrl + P → Print
  8. Ctrl + A → Select All
  9. Alt + Tab → Switch Between Open Applications
  10. Windows + D → Show Desktop



Fill in the Blanks questions on Python basics related to loops, if-else, and functions for Class 8:


  1. A __________ loop is used to execute a block of code repeatedly as long as a condition is true.
    Answer: while

  2. The __________ statement is used to check multiple conditions in an if-else structure.
    Answer: elif

  3. The __________ function is used to display output on the screen.
    Answer: print()

  4. The __________ function is used to take input from the user in Python.
    Answer: input()

  5. A __________ loop is used when we know the number of iterations in advance.
    Answer: for

  6. The __________ keyword is used to define a function in Python.
    Answer: def

  7. A function in Python can return a value using the __________ statement.
    Answer: return

  8. The __________ statement is used to stop the execution of a loop.
    Answer: break

  9. The __________ statement is used to skip the current iteration in a loop and move to the next iteration.
    Answer: continue

  10. The __________ block is executed when none of the if or elif conditions are true.
    Answer: else




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