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CS3402 · 4 credits · Semester 6 · 2024–2025

Operating Systems

Track your progress across chapters and topics for this subject.

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CS3402 · Design Patterns

Design Patterns — Quiz 1

26-question assessment, 30 min. Covers the full chapter — recall, application, and analysis.

Knowledge
Proficient
70/ 100
Delivery
Proficient
72/ 100
Sub-skill heatmap
Weakest first
Properties42%
Problem solving47%
Common pitfalls49%
Confidence × Competence
Hesitant strong
Interview-ready
Early stage
Overconfident

Strong and self-assured — keep stretching with harder problems.

Delivery profile
Filler ratio
6.9%
Speech rate
153 wpm
Pause rate
3.2/min
Structure
63/100

Your delivery wanders between ideas. Try a Point-Reason-Example pattern to add structure.

Consistency
Swinging between 4 and 8/10
Q1Mean 57 · σ 15Q10
Top 3 priority actions
The only things to act on this week
  1. 1
    Revise PropertiesKnowledge

    Lowest sub-skill at 42%. A focused 30-min refresher will lift your overall knowledge score.

  2. 2
    Cut filler words by halfDelivery

    Your filler ratio is 6.9% — interviewers notice above 5%.

  3. 3
    Solve 3 problems on Problem solvingKnowledge

    Second-weakest area at 47%. Active practice cements the concept.

Recommended learning
Resources mapped to your weak areas above
Concept walkthrough — Properties
YouTube · 12 min · For: Properties
Solution walkthrough — Properties
Video · 20 min · For: Properties
Chapter notes — Design Patterns
PDF · For: Design Patterns
Lab demo — Problem solving
Video · 21 min · For: Problem solving
Tutorial deck — Problem solving
Slides · For: Problem solving

Question-by-question review

Q1
Explain Concepts and walk through a real-world example.
PropertiesEasyBloom: Understand
1/4
Q2
What is the time complexity of Application and why?
Common pitfallsMediumBloom: Remember
0/5
Q3
Compare Edge cases with an alternative approach and discuss trade-offs.
Problem solvingHardBloom: Remember
0/4
Q4
How would you debug a system where Concepts is failing intermittently?
ImplementationMediumBloom: Understand
1/5
Q5
Design a small system that uses Application as a core building block.
Edge casesHardBloom: Evaluate
3/4
Q6
What are common pitfalls when implementing Edge cases?
PropertiesEasyBloom: Analyze
2/4
Q7
Walk me through how Concepts works under the hood.
Common pitfallsHardBloom: Create
4/4
Q8
When would you NOT use Application? Give a concrete example.
Problem solvingEasyBloom: Analyze
3/5
Q9
Optimize a naive implementation of Edge cases step by step.
ImplementationHardBloom: Create
5/5
Q10
How does Concepts interact with concurrency or scale?
Edge casesEasyBloom: Evaluate
4/5