Summary

• Description:

  The PDF document comprises Kabras West JET Computer Studies Paper 1 2026 Joint Exam with Marking Scheme. The marking scheme is in a different document.

  It was a secondary school KCSE joint evaluation examination assessing candidate mastery across theoretical computer concepts, system development, networking, and programming logic. This exam provides comprehensive revision material for students seeking a PDF download for revision ahead of national examinations.

  • Month Administered: Term 2 2026
  • Duration: 2 ½ Hours
  • Total Marks: 100
  • Number of Questions: 20 (Questions 1 – 20)
  • Structure: Section A (40 marks), Section B (60 marks)

  It covers the following topics:

  • Section A
    • Computer Systems & Hardware: CPU control functions and system boot troubleshooting ("No bootable device" error)
    • Internet & Communication: Functions of primary email folders (Inbox, Drafts) and data transmission modes (Simplex, Half-Duplex, Full-Duplex)
    • Hardware Maintenance & Ergonomics: Printer total cost of ownership and computer laboratory ventilation/cooling indicators
    • Word Processing: Document formatting styles, section breaks, and page breaks
    • Database Systems: Relational database linking via foreign keys and compound query criteria formulation
    • Data Structures & Files: Record vs. field identification, spreadsheet calculation error analysis, and computer file classification (master, transaction, reference)
    • Data Representation: Comparative analysis of ASCII and BCD coding schemes
    • Desktop Publishing (DTP): Applications of the cropping tool and text wrapping feature
    • Systems Analysis & Design: Significance of user training and workplace impacts of computerization
    • Data Communication Networks: Media selection factors for Local Area Networks (LAN)
  • Section B
    • Problem Solving & Programming: Algorithm flowchart construction for conditional loyalty point calculations, program development lifecycle, and problem analysis requirement capturing
    • Data Processing & Systems Security: Data processing modes (batch, real-time, online), system feasibility study factors, and internal security threats with preventive controls
    • Word Processing Applications: Global editing techniques using Find and Replace
    • Networking & Telecommunications: Star topology selection criteria, hub versus switch performance comparison, and modern ICT applications in banking
    • Social & Ethical Issues: Practical measures to prevent password phishing attacks
    • Data Representation & Arithmetic: Binary subtraction using Two's Complement and character encoding schemes
    • System Implementation & Maintenance: Direct/cutover changeover strategies, system documentation benefits, and office ergonomics/health risk mitigations
    • E-Commerce & Spreadsheets: E-commerce evaluation, spreadsheet data validation tools, programming logic/precision errors, and operating system disk management utilities
• File Size:

  50.54 KB
• Length:

  12 pages
• Category:

  Mock Past Papers
• Level:

  Form 4
• Subject:

  COMPUTER STUDIES
• Posted By:

  Caleb_Peter

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