Summary

• Description:

  The MS Word document comprises Form 4 Computer Studies Term 3 2026 Opener Exam with Marking Scheme. The PDF version is also available upon your request. The marking scheme is in a different document.

  This paper tests theoretical computing concepts, logic gate design, algorithm development, system analysis, network architecture, and spreadsheet/database applications.

  • Duration: 2½ Hours
  • Total Marks: 100 Marks
  • Number of Questions: 17 Questions (Questions 1–17)
  • Structure: The paper consists of three sections: Section A (25 marks, Questions 1–9, compulsory), Section B (35 marks, Question 10 compulsory plus any two from Questions 11–13), and Section C (40 marks, Questions 14–17, compulsory).

  It covers the following topics:

  • Section A
    • Two's complement 8-bit binary representation
    • Identification of computer peripheral and communication ports
    • Functions of an operating system
    • Differences between RAM and ROM
    • Classification of specialized input devices
    • Logic circuits: AND gate identification and truth table construction
    • Data integrity control measures
    • Network topologies and emerging computer technology trends
  • Section B
    • Algorithm tracing, pseudocode development, and flowchart design for academic grading systems
    • Database management concepts: primary keys, foreign keys, referential integrity, normalization, and data redundancy
    • Computer networking: LAN versus WAN, advantages of networks, and network protocols
    • System Development Life Cycle (SDLC) stages and execution
  • Section C
    • Spreadsheet formulas and functions: SUM, AVERAGE, IF logical functions, and MAX
    • Database table design, primary key selection, query criteria, and electronic filing advantages
    • Word processing and DTP: mail merge components, desktop publishing formatting, and cut versus copy commands
    • Algorithm formulation and pseudocode development for mathematical calculations
• File Size:

  109.38 KB
• Length:

  13 pages
• Category:

  Exams
• Level:

  Form 4
• Subject:

  Computer Studies
• Posted By:

  Caleb_Peter

Enter your details below to initiate a payment using MPESA.