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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 · Optimization

Optimization — Quiz 1

24-question assessment, 60 min. Covers the full chapter — recall, application, and analysis.

Knowledge
Proficient
79/ 100
Delivery
Interview-Ready
85/ 100
Sub-skill heatmap
Weakest first
Problem solving56%
Implementation80%
Edge cases83%
Confidence × Competence
Hesitant strong
Interview-ready
Early stage
Overconfident

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

Delivery profile
Filler ratio
7.5%
Speech rate
125 wpm
Pause rate
4.3/min
Structure
82/100

Your delivery is well-structured and easy to follow. Trim filler words to sound even more polished.

Consistency
Swinging between 6 and 10/10
Q1Mean 78 · σ 16Q10
Top 3 priority actions
The only things to act on this week
  1. 1
    Revise Problem solvingKnowledge

    Lowest sub-skill at 56%. A focused 30-min refresher will lift your overall knowledge score.

  2. 2
    Cut filler words by halfDelivery

    Your filler ratio is 7.5% — interviewers notice above 5%.

  3. 3
    Solve 3 problems on ImplementationKnowledge

    Second-weakest area at 80%. Active practice cements the concept.

Recommended learning
Resources mapped to your weak areas above
Concept walkthrough — Problem solving
YouTube · 11 min · For: Problem solving
Solution walkthrough — Problem solving
Video · 7 min · For: Problem solving
Chapter notes — Optimization
PDF · For: Optimization
Chapter notes — Implementation
PDF · For: Implementation
Worked example video — Implementation
YouTube · 9 min · For: Implementation
Recap video — Implementation
Video · 11 min · For: Implementation

Question-by-question review

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