Aptitude
Drills
Airtel placement papers 2024
Overview
Section titled “Overview”Airtel placement papers 2024. Primary filter: Airtel Online Assessment. Focus: Aptitude, coding, networking basics.
Airtel Aptitude Mock Quiz
Timed placement-style MCQs with score and explanations after you submit. Use it to check speed and accuracy before the real test.
Questions15
Time10 min
Quantitative
A shopkeeper marks goods 40% above cost and gives a 10% discount. Profit % is:
SP = 1.4 × 0.9 × CP = 1.26 CP → 26% profit.
Reasoning
In a row of 30 students, A is 10th from the left. Rank from the right is:
From right = 30-10+1 = 21.
Quantitative
What is the output for n=7?
Correct answer: TRUE
Reasoning
Arrange the words: 1. Elephant 2. Cat 3. Dog 4. Ant
Correct answer: 4, 2, 3, 1
Reasoning
If letter positions are summed (A=1…Z=26), BAT equals:
Sum of positions = 23.
Verbal
Choose correct: The news _____ good.
"News" is singular → is.
Quantitative
If "APPLE" is coded as "1225165", how is "MANGO" coded?
Pattern: A=1, B=2, C=3... Z=26 APPLE: A=1, P=16, P=16, L=12, E=5 → 1225165 MANGO: M=13, A=1, N=14, G=7, O=15 → 13114715
Quantitative
The ratio of the ages of A and B is 3:4. After 5 years, the ratio becomes 4:5. Find the present age of A.
Correct answer: 15 years
Quantitative
Successive discounts of 20% and 10% are equivalent to a single discount of:
Effective = 100 − 80×90/100 = 28%.
Verbal
Antonym of "Benevolent":
Benevolent ↔ malevolent.
Reasoning
Odd one out: Triangle, Square, Circle, Rectangle
Circle has no straight sides.
Verbal
The company's profits have been _____ steadily over the past year.
Correct answer: declining
Verbal
Choose the correct word: "The _____ of the meeting was productive."
"Effect" (noun) means result, while "affect" (verb) means to influence. Here we need a noun.
Quantitative
Convert to passive: "They are building a new bridge."
Passive voice: "A new bridge is being built by them."
Reasoning
Odd one out: 8, 27, 64, 100, 125
Others are perfect cubes; 100 is not.
Your score
0/15(0%)
Review
Sample Airtel Questions with Solutions
Section titled “Sample Airtel Questions with Solutions”Practice-style questions (not leaked live papers).
Aptitude / Reasoning
Section titled “Aptitude / Reasoning”Q1: If 30% of x = 150, x = ?
Answer: 500
Explanation: 0.3x=150 => x=500.
Q2: Average of 5 numbers is 20. One number 30 replaced by 10. New average?
Answer: 16
Explanation: Sum 100 -> 80; avg 16.
Q3: A finishes in 10 days, B in 15. Together?
Answer: 6 days
Explanation: 1/10+1/15=1/6.
Q4: Probability of drawing an ace from a deck?
Answer: 1/13
Explanation: 4/52=1/13.
Q5: Pipe A fills in 6h, B in 8h. Together to fill?
Answer: 24/7 hours
Explanation: 1/6+1/8=7/24.
Q6: CP Rs.500, SP Rs.600. Profit percent?
Answer: 20%
Explanation: (100/500)*100=20%.
Q7: Find next: 2, 6, 12, 20, 30, ?
Answer: 42
Explanation: n(n+1) pattern.
Q8: A train 120 m long runs at 54 km/h. Time to pass a pole?
Answer: 8 seconds
Explanation: 54 km/h = 15 m/s; t = 120/15 = 8 s.
Coding Practice
Section titled “Coding Practice”Coding Q1: Merge intervals
Approach: Sort + merge.
Complexity: O(n log n)
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Coding Q2: Top K frequent
Approach: Count + heap.
Complexity: O(n log k)
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Coding Q3: Linked list cycle
Approach: Floyd tortoise-hare.
Complexity: O(1) space
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Coding Q4: Level order traversal
Approach: BFS queue.
Complexity: O(n)
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Coding Q5: Coin change min coins
Approach: DP unbounded.
Complexity: O(amount*coins)
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Coding Q6: Binary search
Approach: Lo/hi mid.
Complexity: O(log n)
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Coding Q7: Kadane max subarray
Approach: Running best.
Complexity: O(n)
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Coding Q8: Reverse a string in-place
Approach: Two pointers from ends.
Complexity: O(n)/O(1)
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Coding Q9: Check prime
Approach: Trial division to sqrt(n).
Complexity: Handle n<2
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Coding Q10: Valid parentheses
Approach: Stack matching.
Complexity: O(n)
Airtel tip: Narrate brute force then optimize then edge cases before coding.
Deep Prep Notes for Airtel
Section titled “Deep Prep Notes for Airtel”How the Airtel Online Assessment Usually Feels
Section titled “How the Airtel Online Assessment Usually Feels”Candidates describe a paced filter where easy marks disappear if you over-invest in one hard item. For Airtel, start with a three-minute scan, mark certainty levels, and protect accuracy. Languages typically include Java, Python, C++.
Topic Weight Hints (Candidate-Reported)
Section titled “Topic Weight Hints (Candidate-Reported)”| Area | Why it matters at Airtel |
|---|---|
| Aptitude | Primary shortlist signal |
| Core CS (OOPs/DBMS/OS) | Technical interview depth |
| Telecom awareness | Managerial / HR differentiation |
| Communication | Especially for consulting and client-facing GSIs |
14-Day Sprint
Section titled “14-Day Sprint”- Days 1-3: pattern familiarization + 2 sectional mocks
- Days 4-7: weak-topic closed practice
- Days 8-10: full mocks every other day
- Days 11-14: interview narration + light revision
Related
Section titled “Related”Coding
DSA
OA
Assessment
Hub
Airtel