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Classwork Worksheet

TN-CSCI-IGCSE-23789 · v2.-9

Core Rules of Databases

IGCSE · Computer Science · Databases · FBISE

Grade

IGCSE

Subject

Computer Science

Topic

Databases

Subtopic

Core Rules of Databases

Curriculum

FBISE

Difficulty

Core

Time

20 minutes

Total marks

44

Student name

Teacher name

Date

Learning objectives

  • Recognise core rules of databases accurately in computer science contexts.
  • Explain the underlying rule of core rules of databases in the student's own words.
  • Apply core rules of databases to multi-step and unfamiliar problems.
  • Justify a chosen method and identify errors in another student's work.

Skills assessed

  • Fluency and recall
  • Method and setting out
  • Reasoning and justification
  • Problem solving in context
  • Self-assessment

Instructions

  1. Write your name, your teacher's name and the date in the header.
  2. Answer every question in the space provided. Continue on the back if needed.
  3. Show all working — method marks are awarded even when the final answer is wrong.
  4. Aim to finish in about 20 minutes.
  5. Complete the reflection box at the end before you hand the sheet in.

Warm-up

Bloom: Remember · 3 marks

Answer quickly. These check you are ready for the topic.

  1. 1.Write down one fact you already know about core rules of databases.

    [1]
  2. 2.Circle one fact you already know about core rules of databases.

    [1]
  3. 3.Write down one fact you already know about core rules of databases.

    [1]

Recall

Bloom: Remember · 3 marks

Complete from memory. No calculator, no notes.

  1. 1.List the key term used in core rules of databases described here: item 1.

    [1]
  2. 2.Complete the key term used in core rules of databases described here: item 2.

    [1]
  3. 3.List the key term used in core rules of databases described here: item 3.

    [1]

FreeMathWorksheet · TN-CSCI-IGCSE-23789 · v2.-9

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 1 of 4

FreeMathWorksheet · IGCSE Computer Science

Core Rules of Databases

Basic Practice

Bloom: Understand · 4 marks

Work through each item. Show the step you used.

  1. 1.Match part 1 using the rule for core rules of databases.

    [1]
  2. 2.Match part 2 using the rule for core rules of databases.

    [1]
  3. 3.Complete part 3 using the rule for core rules of databases.

    [1]
  4. 4.Complete part 4 using the rule for core rules of databases.

    [1]

Guided Practice

Bloom: Understand · 6 marks

The first step is given. Finish the reasoning.

  1. 1.Using the first step given, finish part 1. Step 1 has been started for you.

    [2]
  2. 2.Complete the method for part 2. Step 1 has been started for you.

    [2]
  3. 3.Continue the working for part 3. Step 1 has been started for you.

    [2]

FreeMathWorksheet · TN-CSCI-IGCSE-23789 · v2.-9

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 2 of 4

FreeMathWorksheet · IGCSE Computer Science

Core Rules of Databases

Independent Practice

Bloom: Apply · 8 marks

No scaffolding. Set out your full method.

  1. 1.Calculate part 1 on core rules of databases without help.

    [2]
  2. 2.Solve part 2 on core rules of databases without help.

    [2]
  3. 3.Solve part 3 on core rules of databases without help.

    [2]
  4. 4.Determine part 4 on core rules of databases without help.

    [2]

Challenge Questions

Bloom: Analyse · 6 marks

Harder items. Attempt every one, even partially.

  1. 1.Find and justify the statement in part 1 about core rules of databases.

    [3]
  2. 2.Find and justify the statement in part 2 about core rules of databases.

    [3]

Real-life Application

Bloom: Apply · 6 marks

Use the skill in context. State units in your answer.

  1. 1.Use the information to decide a real computer science situation that depends on core rules of databases.

    [3]
  2. 2.Use the information to decide a real computer science situation that depends on core rules of databases.

    [3]

FreeMathWorksheet · TN-CSCI-IGCSE-23789 · v2.-9

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 3 of 4

FreeMathWorksheet · IGCSE Computer Science

Core Rules of Databases

Critical Thinking

Bloom: Evaluate · 8 marks

Explain your reasoning in full sentences.

  1. 1.Compare and justify a student's method for core rules of databases is or is not efficient.

    [4]
  2. 2.Evaluate whether a student's method for core rules of databases is or is not efficient.

    [4]

Reflection

Bloom: Create · 0 marks

Not marked. Answer honestly — this guides your next worksheet.

  1. 1.Reflect on how confident you feel with core rules of databases and what you will practise next.

    [—]
  2. 2.Describe how confident you feel with core rules of databases and what you will practise next.

    [—]

FreeMathWorksheet · TN-CSCI-IGCSE-23789 · v2.-9

© 2026 FreeMathWorksheet. Licensed for classroom and home use. Redistribution or resale is not permitted.

Page 4 of 4