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Akamai Placement Papers 2024

This page collects Akamai placement papers from 2024 with practice questions, worked solutions, and the exam pattern students reported that cycle. Use it when you want drive history: what the first round looked like, which topics repeated, and how to approach solutions. Work the sets below under a timer, then compare with newer material so your prep matches both established Akamai patterns and recent shifts.

Akamai 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
Section What shows up Prep focus
Online assessment Coding and/or MCQ filter Weekly timed mocks
Technical rounds DSA, CS fundamentals, projects Live problem solving
HR / hiring manager Motivation and communication Specific, evidence-based answers

First round: Akamai Online Assessment
Skills emphasized: DSA, networking, distributed systems
Languages: C, C++, Java, Python

These are practice-style questions aligned to patterns students report for Akamai drives around 2024. They are not leaked live papers. Work them timed, then read the solutions only after you have an answer.

Q1: Series n(n+1)

Problem: Find the next term: 2, 6, 12, 20, 30, ?

Solution: Pattern: 1×2, 2×3, 3×4, 4×5, 5×6, 6×7. Next = 6 × 7 = 42.

Answer: 42

Q2: Deck probability

Problem: What is the probability of drawing an ace from a standard 52-card deck?

Solution: There are 4 aces in 52 cards. Probability = 4/52 = 1/13.

Answer: 1/13

Q3: Net percent change

Problem: A number is increased by 20% and then decreased by 20%. What is the net percentage change?

Solution: Start with 100 → 120 → 96. Net change = 4% decrease. Formula: successive +a then −a gives −(a²/100)% = −4%.

Answer: 4% decrease

Q4: Consumption cut

Problem: If the price of an item rises by 25%, by what percent should consumption fall so that expenditure stays the same?

Solution: Required reduction = r/(100+r) × 100 with r = 25. = 25/125 × 100 = 20%.

Answer: 20%

Q5: Compound mark-discount

Problem: An article is marked 40% above cost and sold after a 10% discount. Find the profit percent.

Solution: SP = CP × 1.4 × 0.9 = 1.26 CP. Profit = 26%.

Answer: 26%

Q6: Loss to profit shift

Problem: An article sold at 10% loss would give 5% profit if sold for ₹60 more. Find the cost price.

Solution: 0.9P + 60 = 1.05P 60 = 0.15P P = 60 / 0.15 = ₹400.

Answer: ₹400

Q7: Worker scaling

Problem: Eight workers finish a job in 10 days. How many days will 10 workers take for the same job (same pace)?

Solution: Total man-days = 8 × 10 = 80. Days for 10 workers = 80 / 10 = 8 days.

Answer: 8 days

Q8: Distance from speed

Problem: A vehicle travels at 60 km/h for 2.5 hours. How far does it go?

Solution: Distance = speed × time = 60 × 2.5 = 150 km.

Answer: 150 km

Coding Q1: Maximum subarray sum (Kadane)

Problem: Given an integer array, find the contiguous subarray with the largest sum and return that sum. Example: [-2,1,-3,4,-1,2,1,-5,4] → 6 (from [4,-1,2,1]).

Approach: Keep a running sum. If the running sum drops below 0, reset it to 0 before taking the next element (or track the best ending-here value). Track the global maximum as you scan once from left to right.

Complexity: O(n) time, O(1) extra space

Akamai tip: Restate the problem, sketch a brute-force idea, then tighten it. Call out edge cases (empty input, single element, overflow) before you write code.

Coding Q2: Reverse a string in place

Problem: Given a mutable character array representing a string, reverse it in place without allocating another array of the same size.

Approach: Use two pointers at the start and end. Swap characters, then move inward until the pointers meet. Watch empty and single-character inputs.

Complexity: O(n) time, O(1) extra space

Akamai tip: Restate the problem, sketch a brute-force idea, then tighten it. Call out edge cases (empty input, single element, overflow) before you write code.

Coding Q3: Check prime

Problem: Write a function that returns true if n is prime and false otherwise. Handle n < 2 correctly.

Approach: Return false for n < 2. Trial-divide from 2 to floor(sqrt(n)). If any divisor divides n evenly, it is composite; otherwise prime.

Complexity: O(√n) time

Akamai tip: Restate the problem, sketch a brute-force idea, then tighten it. Call out edge cases (empty input, single element, overflow) before you write code.

Coding Q4: Valid parentheses

Problem: Given a string containing only ‘()[]’, decide whether the brackets are balanced and correctly nested.

Approach: Scan left to right with a stack. Push opening brackets. On a closing bracket, the stack top must be the matching opener. At the end the stack must be empty.

Complexity: O(n) time, O(n) space

Akamai tip: Restate the problem, sketch a brute-force idea, then tighten it. Call out edge cases (empty input, single element, overflow) before you write code.

Coding Q5: Two Sum

Problem: Given an array of integers and a target, return indices of two numbers that add up to the target. Assume exactly one solution and you may not use the same element twice.

Approach: Walk the array once. For each value x, check whether target − x was seen earlier in a hash map of value → index. If yes, return both indices; else store x.

Complexity: O(n) time, O(n) space

Akamai tip: Restate the problem, sketch a brute-force idea, then tighten it. Call out edge cases (empty input, single element, overflow) before you write code.

Coding Q6: Longest substring without repeating characters

Problem: Given a string s, find the length of the longest substring without repeating characters. Example: ‘abcabcbb’ → 3 (‘abc’).

Approach: Sliding window with a map (or last-seen index) of characters. Expand the right pointer; when a duplicate appears inside the window, move the left pointer past the previous occurrence.

Complexity: O(n) time

Akamai tip: Restate the problem, sketch a brute-force idea, then tighten it. Call out edge cases (empty input, single element, overflow) before you write code.

Coding Q7: Merge overlapping intervals

Problem: Given a list of intervals [start, end], merge all overlapping intervals and return the non-overlapping set that covers the same ranges.

Approach: Sort by start time. Walk once, merging into the last interval in the result when the next start is ≤ current end; otherwise append a new interval.

Complexity: O(n log n) time from the sort

Akamai tip: Restate the problem, sketch a brute-force idea, then tighten it. Call out edge cases (empty input, single element, overflow) before you write code.

Coding Q8: Top K frequent elements

Problem: Given an integer array and an integer k, return the k most frequent elements. Order among equals can be arbitrary unless the problem says otherwise.

Approach: Count frequencies with a hash map, then use a heap of size k (or bucket sort by frequency) to extract the top k keys.

Complexity: O(n log k) with a heap

Akamai tip: Restate the problem, sketch a brute-force idea, then tighten it. Call out edge cases (empty input, single element, overflow) before you write code.

How the Akamai Online Assessment usually feels

Section titled “How the Akamai Online Assessment usually feels”

Students usually say the first round is time-tight - easy marks vanish if you sit too long on one hard question. For Akamai, skim the paper in a couple of minutes, mark what you can finish cleanly, and protect accuracy. Languages people commonly use: C, C++, Java, Python.

Area Why it matters at Akamai
DSA What usually helps you clear the first round
Core CS (OOPs / DBMS / OS) Technical interview depth
CDN, Cloud Security awareness Helps in managerial / HR conversations
Communication Explain your approach clearly; keep a few real examples ready for HR
  1. Days 1-3: Learn the 2024 pattern and take two sectional mocks
  2. Days 4-7: Closed practice on weak topics from your error log
  3. Days 8-10: Full mocks every other day; review the same day
  4. Days 11-14: Practice explaining projects out loud, light revision, sleep and IDs ready

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