Marianville Secondary School

Unit 2 Test Specification & Revision Blueprint

A clear roadmap for Grade 11 ICT: what the test covers, how it is structured, and what to revise.

Grade 11 ICT Term 4 · Week 5 Computer Architecture

Dear Grade 11 ICT Students,

Use this blueprint to prepare for the upcoming Unit 2 test. It maps the assessment structure, core content, and learning outcomes. Review each target carefully and use the strategies below to focus your study.

Assessment Overview

Key conditions and focus for the Unit 2 test.
Date & timing	Week 5, Term 4 · 20 minutes
Total weighting	20 marks total
Unit & core focus	Unit 2: Data Books & Component Specifications, Timing Technology, and Programming
Allowed resources	No calculators, phones, external data sheets, or extra notes.
Before you begin	Fill in your Name, Class, and Date completely before starting.

Test Structure & Weighting Blueprint

Question formats and the skills each section assesses.
Section	Question types / items	Marks	Target focus
Section A	Multiple choice (Items 1–3, 6–8); traditional four-option selection.	6 marks 1 per item	Recall, identification, and basic calculation
Section B	Short answer (Item 9); technical justification in prose.	2 marks	Engineering analysis and datasheet selection
Part C	Fill in the blanks (Item 10); complete a text flow using predefined tokens.	10 marks approx. (weighted context)	Logic trace and code-variable tracking
Part C (continued)	Error-isolation code analysis (Item 11); identify syntax or logic bugs.	2 marks	Debugging and error-context troubleshooting

Detailed Core Topic Map & Learning Objectives

Topic A

Component Datasheets & Operating Limits

Find absolute maximum safe operating parameters in manufacturer datasheets, such as maximum supply voltage and safe continuous current ratings.
Calculate a component's range from its tolerance. For example, a 100 Ω resistor with 5% tolerance has a range of 95 Ω–105 Ω.
Explain why safety margins (headroom buffers) matter when sizing components against standard circuit parameters.

Topic B

Timing Technology & Digital Clocking

Distinguish digital wave shapes from analog types. System clocks use square waves for clean binary Low (0) and High (1) logic states.
Identify the quartz crystal as the precise primary oscillator in computing modules.
Convert metric frequency units. A 3.2 GHz CPU clock represents 3,200,000,000 baseline cycles per second.
Recognize other factors affecting instruction speed, including architecture pipelines, cache structures, and multi-core design.

Topic C

Program Code Analysis & Logical Tracking

Trace structured code blocks in sequence to determine expected program output.
Track inputs, parameter transformations, conditional boundaries (if/elif/else), and final printed values.
Identify syntax inconsistencies or logical flaws and explain a suitable technical correction.

High-Impact Student Study Strategies

Active Variable Drills

Use code snippets from previous worksheets. Substitute different starting values (for example, x = 7 or y = 2) and work through the output on paper without an interpreter.

Re-verify Engineering Tables

Review component data tables. Practise identifying electrical thresholds and continuous values, then calculate tolerance bands for different baselines.

Master Frequency Conversions

Practise moving between Hertz, Kilohertz, Megahertz, and Gigahertz so you can calculate cycle counts accurately.

Simulate the Exam

Set a strict 20-minute timer and complete a previous unit review quietly. Practising pacing can help you feel prepared for the test.