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Defence preset

CDS · English & General Knowledge marks & score calculator

Estimate net marks from your correct and wrong answer counts with default exam marking rules. All parameters are fully editable.

Score calculator

Estimate your score.

Pre-configured for CDS · English & General Knowledge. Enter your responses to calculate net marks and penalty deductions.

Estimated net score
53.33

72 correct · 24 wrong · 24 unattempted

Positive marks

60.00

Penalty deducted

−6.67

Accuracy

75.00%

Attempt rate

80.00%

Expected value per guess
4 choices left 0.00
3 choices left +0.09
2 choices left +0.28
Rules and scoring

CDS · English & General Knowledge scoring reference

The values below are the tool’s editable practice preset. Exam patterns and marking rules can vary by cycle, paper, and section; use the linked official source to confirm the notice that applies to you.

Practice preset and source for CDS · English & General Knowledge
ParameterPage presetHow to use it
Questions120Preset count; verify the current paper
Correct answer+0.8333 marksEditable calculator value
Wrong answer−0.2778 marksEditable calculator value
Duration120 minutesPractice timer default
Options4Practice sheet layout

Open official notification for CDS · English & General Knowledge ↗

Score calculation formula

Net score = (correct × 0.8333) − (wrong × 0.2778)

Example: 6 correct and 2 wrong yields 4.44 marks before official normalization or section qualifying rules.

Penalty deduction ratio: One-third penalty. View expected value calculations on the One-third penalty calculator →

Practice bubbling answers under timed conditions

Simulate CDS · English & General Knowledge with an authentic 120-question OMR sheet and 120-minute countdown.

Open CDS · English & General Knowledge OMR sheet →
Probability guide

Expected value when eliminating choices

Expected value = (chance correct × positive marks) − (chance wrong × penalty). Break-even accuracy with these settings is 25.00%.

Expected score by number of equally likely choices remaining
Choices leftChance correctExpected marksEstimate
4 of 425.0%+0.00Break-even threshold
3 of 433.3%+0.09Positive expected value
2 of 450.0%+0.28Positive expected value
1 of 4100.0%+0.83Positive expected value

This is a mathematical probability estimate under uniform assumption, not official test strategy.

Help and details

Frequently asked questions

What is the marking scheme and negative marking for CDS · English & General Knowledge?

CDS · English & General Knowledge awards +0.8333 marks for each correct response and deducts −0.2778 marks for each incorrect response. Blank and unattempted questions receive 0 marks.

How is the CDS · English & General Knowledge score calculated?

Net Score = (Correct Answers × 0.8333) − (Incorrect Answers × 0.2778). For example, 50 correct and 10 incorrect yields 38.89 marks.

How many questions and how much time is allotted in CDS · English & General Knowledge?

The paper consists of 120 questions to be answered in 2 hours (120 mins). Each question provides 4 options.

Can I practice CDS · English & General Knowledge on an interactive OMR sheet online?

Yes. ExamMint provides a free online OMR simulator configured specifically for CDS · English & General Knowledge with 120 questions, a countdown timer, and printable A4 PDF sheet support.

Probability guide

Expected value when eliminating choices

Expected value = (chance correct × positive marks) − (chance wrong × penalty). Break-even accuracy with these settings is 25.00%.

Expected score by number of equally likely choices remaining
Choices leftChance correctExpected marksEstimate
4 of 425.0%+0.00Break-even threshold
3 of 433.3%+0.09Positive expected value
2 of 450.0%+0.28Positive expected value
1 of 4100.0%+0.83Positive expected value

This is a mathematical probability estimate under uniform assumption, not official test strategy.

Help and details

Frequently asked questions

What is the marking scheme and negative marking for CDS · English & General Knowledge?

CDS · English & General Knowledge awards +0.8333 marks for each correct response and deducts −0.2778 marks for each incorrect response. Blank and unattempted questions receive 0 marks.

How is the CDS · English & General Knowledge score calculated?

Net Score = (Correct Answers × 0.8333) − (Incorrect Answers × 0.2778). For example, 50 correct and 10 incorrect yields 38.89 marks.

How many questions and how much time is allotted in CDS · English & General Knowledge?

The paper consists of 120 questions to be answered in 2 hours (120 mins). Each question provides 4 options.

Can I practice CDS · English & General Knowledge on an interactive OMR sheet online?

Yes. ExamMint provides a free online OMR simulator configured specifically for CDS · English & General Knowledge with 120 questions, a countdown timer, and printable A4 PDF sheet support.