The Indian Air Force (IAF) recruits civilian personnel for Group ‘C’ Lower Division Clerk (LDC) and Typist posts across various Air Force Stations, Depots, and Commands.
The skill test on computer is a decisive qualifying phase for candidates shortlisted through the written examination. Here are the official rules, speed benchmarks, and evaluation criteria based on IAF recruitment notifications.
⚡ Quick Exam Snapshot (TL;DR Fact Matrix)
| Parameter | English Typing Medium | Hindi Typing Medium |
|---|---|---|
| Minimum Required Speed | 35 Words Per Minute (WPM) | 30 Words Per Minute (WPM) |
| Key Depressions (KDPH) | 10,500 KDPH on Computer | 9,000 KDPH on Computer |
| Test Duration | 10 Minutes | 10 Minutes |
| Total Words in Passage | 350 Words | 300 Words |
| Key Depression Average | 5 Key Depressions per Word | 5 Key Depressions per Word |
| Font Standard | Standard English Font | Mangal / KrutiDev 010 |
| Test Nature | Qualifying Only | Qualifying Only |
| Backspace Permitted | Yes (Standard Editor) | Yes (Standard Editor) |
1. Official Speed Calculation & Formula
According to the Ministry of Defence rules for civilian posts:
- English Typists:
Net Speed (WPM) = (Correct Keystrokes / 5 / 10 Minutes)Candidates must type at least 1,750 correct keystrokes in 10 minutes (35 WPM). - Hindi Typists:
Net Speed (WPM) = (Correct Keystrokes / 5 / 10 Minutes)Candidates must type at least 1,500 correct keystrokes in 10 minutes (30 WPM).
2. Test Center Atmosphere & Practical Ground Reality
IAF Group C skill tests are conducted inside designated Air Force Base computer labs:
- Keyboard Variety: Test centers use desktop systems with standard membrane keyboards (such as HP, Dell, or Lenovo).
- Hard Copy vs Screen Typing: Depending on the specific station command, passages may be provided either on-screen or as printed physical sheets placed beside the keyboard.
- Accuracy Priority: Ensure minimal spelling and punctuation mistakes; even minor omissions can drop your net WPM below the 35/30 threshold.
Practice IAF Group C mock tests with real 10-minute timers and accurate speed tracking on TypingWire.in.
🔗 Related Examination & Speed Guides
Continue preparing with official error annexures, software interface rules, and speed conversion benchmarks:
- Bihar Beltron DEO & BSSC Inter-Level Typing Rules: Read the full breakdown in Bihar Beltron DEO & BSSC Inter-Level Typing Rules.
- MP CPCT Typing Test Rules & Scorecard Validity: Read the full breakdown in MP CPCT Typing Test Rules & Scorecard Validity.
- UPSSSC Junior Assistant & Clerk Typing Test Rules: Read the full breakdown in UPSSSC Junior Assistant & Clerk Typing Test Rules.
- RSSB RSMSSB LDC Typing & Computer Efficiency Rules: Read the full breakdown in RSSB RSMSSB LDC Typing & Computer Efficiency Rules.
