Summary

• Description:

  The MS Word document comprises BUNTRA Joint Examination Computer Studies Paper 1 2025 Mock Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is in a different document.

  It is a 451/1 Computer Studies Paper 1 (Theory) BUNTRA Joint Exams 2025 examination.

  • Duration: 2½ Hours
  • Total Marks: 100
  • Number of Questions: 20 (Section A: Questions 1–15; Section B: Questions 16–20)
  • Paper Structure: Two sections (A and B); answer ALL questions in Section A, then answer Question 16 (compulsory) and any other three questions in Section B.
  • Marking Scheme: The marking scheme is in a different document.

  It covers the following topics:

  • Keyboard keys identification
  • Data communication (digital vs analog signals)
  • Computer security (types of viruses; causes of data/program loss; controlling unauthorized access)
  • Disk management (partitioning and defragmentation)
  • Internet concepts (sign in, surfing, downloading)
  • Computer applications in school services (library uses)
  • Data representation (negative number representation; binary arithmetic; one’s and two’s complement; hexadecimal conversion; coding schemes)
  • Database concepts (primary key vs foreign key; data integrity and its protection)
  • Systems analysis and program development (roles of a system analyst; program development cycle stages; dry running)
  • Algorithms and programming logic (flowchart control structure, tracing output values, and writing pseudocode; iteration vs sequence)
  • Document processing (ways of fitting a document on one page)
  • Data processing modes (real time vs batch; distributed processing)
  • Spreadsheets (advantages over manual ledger analysis)
  • Email and online services (email services)
  • Simulation in training (advantages)
  • Computer-based information systems (components and hardware operation categories)
  • Computer ports identification
  • ICT impacts (employment effects; health problems from prolonged computer use)
  • Artificial neural networks (definition and features)
  • Systems concepts (holistic thinking and system entropy)
  • Systems changeover strategies (parallel and phased changeover)
  • Data security measures (firewalls, encryption, sabotage)
  • Operating system file properties
  • Fact-finding methods (disadvantages of observation)
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  COMPUTER STUDIES

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