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BT-205 · Basic Computer Engineering/Important Questions

Basic Computer Engineering (BT-205) - Important Questions

  1. 7 Marks High Priority Asked: 2025, 2024, 2022

    Explain the classification / types of computers based on size and functionality with examples

    Appeared 3x (2025, 2024, 2022)

  2. 7 Marks Medium Priority Asked: 2023, 2022

    Explain computer memory and storage and its types (RAM, ROM, cache, registers, hard disk, etc.)

    Appeared 3x (2023, 2022)

  3. 7 Marks Medium Priority Asked: 2024, 2023

    What are the functions of application software and system software and how do they differ?

    Appeared 2x (2024, 2023)

  4. 14 Marks Medium Priority Asked: 2025

    Write short note on Meteorology and Climatology (as choice among topics including object oriented features, cyberstalking, cloud infrastructure).

    Appeared 1x (2025)

  5. 7 Marks Medium Priority Asked: 2025

    Explain the architecture and working of a CPU with a labeled diagram

    Appeared 1x (2025)

  6. 7 Marks Medium Priority Asked: 2025

    Define an operating system, discuss its structure and explain the concept of a kernel.

    Appeared 1x (2025)

  7. 7 Marks Low Priority Asked: 2022

    Define an operating system and briefly explain its functions / key responsibilities.

    Appeared 2x (2022)

  8. 7 Marks Low Priority Asked: 2024

    Explain the organization of a computer with the help of a block diagram

    Appeared 1x (2024)

  9. 7 Marks Low Priority Asked: 2024

    Define computer memory and differentiate between primary and secondary memory

    Appeared 1x (2024)

  10. 7 Marks Low Priority Asked: 2024

    Give examples of basic mathematical functions in Excel such as SUM, AVERAGE and MAX.

    Appeared 1x (2024)

  11. 7 Marks Low Priority Asked: 2024

    Explain how to insert headers and footers in a Word document and what content they can include.

    Appeared 1x (2024)

  12. 7 Marks Low Priority Asked: 2024

    What are the advantages of a computer? Discuss with suitable examples

    Appeared 1x (2024)

  13. 7 Marks Medium Priority Asked: 2024, 2022

    Explain the principles/concepts of Object-Oriented Programming (OOP).

    Appeared 2x (2024, 2022)

  14. 7 Marks Medium Priority Asked: 2024, 2022

    What is an array? Explain one-dimensional vs multi-dimensional / different types of arrays with syntax and examples.

    Appeared 2x (2024, 2022)

  15. 7 Marks Medium Priority Asked: 2025

    Define algorithm and write an algorithm to find the largest value among three given numbers.

    Appeared 1x (2025)

  16. 7 Marks Medium Priority Asked: 2025

    List and explain various operators in object oriented programming.

    Appeared 1x (2025)

  17. 7 Marks Medium Priority Asked: 2025

    Write a C++ program to swap two numbers.

    Appeared 1x (2025)

  18. 7 Marks Medium Priority Asked: 2023, 2022

    Define programming language and differentiate low-level / assembly language vs high-level language in terms of characteristics and use cases.

    Appeared 2x (2023, 2022)

  19. 7 Marks Low Priority Asked: 2024

    Explain limitations of flowcharts in representing complex algorithms or processes.

    Appeared 1x (2024)

  20. 7 Marks Low Priority Asked: 2024

    Explain how to create a flowchart for a simple algorithm such as finding the maximum of two numbers.

    Appeared 1x (2024)

  21. 7 Marks Low Priority Asked: 2024

    Explain what encapsulation is and why it is important in OOP.

    Appeared 1x (2024)

  22. 7 Marks Low Priority Asked: 2023

    Contrast procedural, object-oriented, and functional programming paradigms and discuss their benefits and drawbacks.

    Appeared 1x (2023)

  23. 7 Marks Low Priority Asked: 2023

    Define algorithm, explain need for algorithms and describe three benefits of algorithms.

    Appeared 1x (2023)

  24. 7 Marks Low Priority Asked: 2023

    Discuss types of algorithmic complexity such as time and space complexity and how they are quantified.

    Appeared 1x (2023)

  25. 7 Marks High Priority Asked: 2025, 2023, 2022

    What is a friend function in C++ and how does it access private and protected members? Explain declaration and definition with an example program.

    Appeared 3x (2025, 2023, 2022)

  26. 7 Marks Medium Priority Asked: 2024, 2023

    Define class and object in C++ and explain how they differ and interact, with an example.

    Appeared 2x (2024, 2023)

  27. 7 Marks Medium Priority Asked: 2024, 2022

    What are constructors and destructors in C++? Explain with a simple program.

    Appeared 2x (2024, 2022)

  28. 7 Marks Medium Priority Asked: 2025

    What are the types of constructors in C++? Explain in detail.

    Appeared 1x (2025)

  29. 7 Marks Medium Priority Asked: 2025

    Write a program to read and print employee information using multiple inheritance.

    Appeared 1x (2025)

  30. 7 Marks Medium Priority Asked: 2023, 2022

    Explain function overloading and operator overloading with a simple example program.

    Appeared 2x (2023, 2022)

  31. 7 Marks Medium Priority Asked: 2023, 2022

    Define inheritance and explain the different types of inheritance (single, multiple, multilevel, etc.) with suitable program(s).

    Appeared 2x (2023, 2022)

  32. 7 Marks Low Priority Asked: 2024

    Explain the concept of operator overloading, its usefulness in C++, with an example.

    Appeared 2x (2024)

  33. 7 Marks Low Priority Asked: 2024

    Compare single inheritance vs multiple inheritance.

    Appeared 1x (2024)

  34. 7 Marks Low Priority Asked: 2023

    Explain data structures in detail.

    Appeared 1x (2023)

  35. 7 Marks Low Priority Asked: 2023

    Define objects and classes and explain whether a C++ class can have more than one constructor with the same name, with justification and example.

    Appeared 1x (2023)

  36. 7 Marks Low Priority Asked: 2022

    Write a C++ program to insert and delete an element from a stack.

    Appeared 1x (2022)

  37. 7 Marks High Priority Asked: 2025, 2023, 2022

    Differentiate / compare and contrast the ISO-OSI reference model with the TCP/IP model in terms of structure, layering and compatibility.

    Appeared 3x (2025, 2023, 2022)

  38. 7 Marks High Priority Asked: 2024, 2023, 2022

    Explain the TCP/IP model in detail with a diagram, including the function of each layer and its significance in computer networking.

    Appeared 3x (2024, 2023, 2022)

  39. 7 Marks Medium Priority Asked: 2025, 2022

    What is a firewall and how does it work to provide system security?

    Appeared 2x (2025, 2022)

  40. 7 Marks Medium Priority Asked: 2024, 2022

    Draw the ISO-OSI reference model and explain the function/purpose of each of the seven layers.

    Appeared 2x (2024, 2022)

  41. 7 Marks Medium Priority Asked: 2025

    Explain the procedure involved in protecting devices from malware, viruses and worms.

    Appeared 1x (2025)

  42. 7 Marks Low Priority Asked: 2024

    Explain the role of social media platforms in e-commerce marketing and customer engagement.

    Appeared 1x (2024)

  43. 7 Marks Low Priority Asked: 2024

    Explain the elements required to prove internet fraud under the law.

    Appeared 1x (2024)

  44. 7 Marks Low Priority Asked: 2024

    Explain common types of cyber threats such as malware, phishing and Denial-of-Service (DoS) attacks.

    Appeared 1x (2024)

  45. 7 Marks Low Priority Asked: 2023

    Describe Denial of Service (DoS) attacks and logic bombs in detail.

    Appeared 1x (2023)

  46. 7 Marks Low Priority Asked: 2023

    Write a short note on good computer security habits.

    Appeared 1x (2023)

  47. 7 Marks Low Priority Asked: 2023

    Explain internetworking and the difficulties in joining multiple networks, and discuss the role of routers and switches in supporting communication within an internetwork.

    Appeared 1x (2023)

  48. 7 Marks Low Priority Asked: 2023

    Describe the fundamentals of computer security and types of malware including viruses, worms, trojans and spyware, their properties, propagation mechanisms and effects.

    Appeared 1x (2023)

  49. 7 Marks Medium Priority Asked: 2024, 2022

    Describe the key components and architecture of a typical DBMS / database system with diagram.

    Appeared 2x (2024, 2022)

  50. 7 Marks Medium Priority Asked: 2025

    Describe the functions of a DBA in maintaining performance, integrity and security of a database.

    Appeared 1x (2025)

  51. 7 Marks Medium Priority Asked: 2025

    Discuss the different cloud service delivery models.

    Appeared 1x (2025)

  52. 14 Marks Low Priority Asked: 2024

    Write short note: i) Logical operators in C++ ii) Data Independence iii) Service delivery models in cloud computing

    Appeared 1x (2024)

  53. 14 Marks Low Priority Asked: 2024

    Write short notes on DDL and DML commands, Remote Sensing and GIS, and I/O devices.

    Appeared 1x (2024)

  54. 7 Marks Low Priority Asked: 2024

    Explain the concept of cloud computing and its relationship to the Internet.

    Appeared 1x (2024)

  55. 7 Marks Low Priority Asked: 2024

    Define cloud computing and compare it with traditional computing models.

    Appeared 1x (2024)

  56. 7 Marks Low Priority Asked: 2024

    Explain what a database transaction is and why it is important for data integrity.

    Appeared 1x (2024)

  57. 14 Marks Low Priority Asked: 2023

    Write short notes on data dictionary and cloud infrastructure with examples.

    Appeared 1x (2023)

  58. 7 Marks Low Priority Asked: 2023

    Describe data independence and the role of DBA in detail.

    Appeared 1x (2023)

  59. 7 Marks Low Priority Asked: 2023

    Define cloud computing and describe cloud infrastructure in detail.

    Appeared 1x (2023)

  60. 14 Marks Low Priority Asked: 2022

    Write short notes on cloud infrastructure, DBA, and logic bombs.

    Appeared 1x (2022)

  61. 14 Marks Low Priority Asked: 2023

    Write short note : (on any two) a) Pros and cons of cloud computing b) World Wide Web c) Characteristics of OOP d) Classification of computer

    Appeared 1x (2023)

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