Aptitude
Drills
Zensar placement papers 2025
Overview
Section titled “Overview”Zensar placement papers 2025. Primary filter: Zensar Assessment. Focus: Aptitude, coding, communication.
Zensar 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 his goods 20% above cost price but allows a discount of 10%. What is his profit percentage?
Let CP = ₹100 Marked Price (MP) = 100 + 20% of 100 = ₹120 Discount = 10% of 120 = ₹12 Selling Price (SP) = 120 - 12 = ₹108 Profit = 108 - 100 = ₹8 Profit % = (8/100) × 100 = 8%
Reasoning
Series: 3, 7, 15, 31, 63, ?
×2+1 pattern: 63×2+1 = 127.
Quantitative
A person travels 3/8 of a journey by train, 1/4 by bus, and the remaining 120 km by car. Find the total distance of the journey.
Let total distance = D km By train = 3D/8 By bus = D/4 = 2D/8 By car = 120 km Total: 3D/8 + 2D/8 + 120 = D 5D/8 + 120 = D 120 = D - 5D/8 = 3D/8 D = 120 × 8/3 = 320 km
Verbal
Antonym of "Temporary":
Temporary ↔ permanent.
Reasoning
Find the next number: 1, 3, 6, 10, 15, ?
Correct answer: 21
Reasoning
If every letter is shifted +2 in the alphabet, BOOK becomes:
Each letter +2 → DQQM.
Quantitative
The ratio of boys to girls in a class is 3:2. If there are 30 students, how many are girls?
Correct answer: 12 girls
Reasoning
All pens are books. Some books are papers. Conclusion: Some pens are papers.
No definite overlap between pens and papers.
Reasoning
If P means +, Q means −, R means ×, then 18 R 2 P 6 Q 4 = ?
18 × 2 + 6 − 4 = 36 + 6 − 4 = 38.
Verbal
Problem: Find the synonym of "MAGNIFICENT": a) Ordinary b) Splendid c) Small d) Ugly
Magnificent means impressively beautiful or grand, so "Splendid" is the synonym.
Quantitative
A shopkeeper marks an item 30% above cost price and gives 10% discount. Find his profit percentage.
Let CP = ₹100 Marked Price = ₹130 Discount = 10% of ₹130 = ₹13 Selling Price = ₹130 - ₹13 = ₹117 Profit = ₹117 - ₹100 = ₹17 Profit % = (17/100) × 100 = 17%
Verbal
Neither the teacher nor the students _____ present.
Verb agrees with nearer subject (students) → were.
Verbal
Synonym of "Vivid":
Vivid means bright.
Quantitative
What does "Hit the nail on the head" mean?
"Hit the nail on the head" means to be exactly right or accurate.
Quantitative
In what ratio should water be mixed with milk costing ₹20 per liter to get a mixture worth ₹15 per liter?
Correct answer: 1:3
Your score
0/15(0%)
Review
Sample Zensar Questions with Solutions
Section titled “Sample Zensar Questions with Solutions”Practice-style questions (not leaked live papers).
Aptitude / Reasoning
Section titled “Aptitude / Reasoning”Q1: Pipe A fills in 6h, B in 8h. Together to fill?
Answer: 24/7 hours
Explanation: 1/6+1/8=7/24.
Q2: CP Rs.500, SP Rs.600. Profit percent?
Answer: 20%
Explanation: (100/500)*100=20%.
Q3: Find next: 2, 6, 12, 20, 30, ?
Answer: 42
Explanation: n(n+1) pattern.
Q4: 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.
Q5: Ratio of ages A:B = 4:5. After 6 years = 6:7. A present age?
Answer: 12 years
Explanation: 4x+6 / 5x+6 = 6/7 => x=3 => A=12.
Q6: Simple interest on Rs.8000 at 10% for 2 years?
Answer: Rs.1600
Explanation: SI = PRT/100 = 1600.
Q7: If 30% of x = 150, x = ?
Answer: 500
Explanation: 0.3x=150 => x=500.
Q8: Average of 5 numbers is 20. One number 30 replaced by 10. New average?
Answer: 16
Explanation: Sum 100 -> 80; avg 16.
Coding Practice
Section titled “Coding Practice”Coding Q1: Valid parentheses
Approach: Stack matching.
Complexity: O(n)
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Coding Q2: Two Sum
Approach: Hash map complements.
Complexity: O(n)
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Coding Q3: Longest substring without repeat
Approach: Sliding window + last index.
Complexity: O(n)
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Coding Q4: Merge intervals
Approach: Sort + merge.
Complexity: O(n log n)
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Coding Q5: Top K frequent
Approach: Count + heap.
Complexity: O(n log k)
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Coding Q6: Linked list cycle
Approach: Floyd tortoise-hare.
Complexity: O(1) space
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Coding Q7: Level order traversal
Approach: BFS queue.
Complexity: O(n)
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Coding Q8: Coin change min coins
Approach: DP unbounded.
Complexity: O(amount*coins)
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Coding Q9: Binary search
Approach: Lo/hi mid.
Complexity: O(log n)
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Coding Q10: Kadane max subarray
Approach: Running best.
Complexity: O(n)
Zensar tip: Narrate brute force then optimize then edge cases before coding.
Deep Prep Notes for Zensar
Section titled “Deep Prep Notes for Zensar”How the Zensar Assessment Usually Feels
Section titled “How the Zensar Assessment Usually Feels”Candidates describe a paced filter where easy marks disappear if you over-invest in one hard item. For Zensar, start with a three-minute scan, mark certainty levels, and protect accuracy. Languages typically include Java, Python, SQL.
Topic Weight Hints (Candidate-Reported)
Section titled “Topic Weight Hints (Candidate-Reported)”| Area | Why it matters at Zensar |
|---|---|
| Aptitude | Primary shortlist signal |
| Core CS (OOPs/DBMS/OS) | Technical interview depth |
| IT Services, Experience Tech 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
Zensar