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Apple Software Development Engineer Test Interview Questions and Answers

Updated 31 May 2022

Apple Software Development Engineer Test Interview Experiences

2 interviews found

Round 1 - Technical 

(8 Questions)

  • Q1. 1. Optimised algorithm to find given number in 2D array
  • Ans. 

    Optimised algorithm to find given number in 2D array

    • Use binary search for each row to find the number

    • Start from top-right or bottom-left corner for faster search

    • Divide and conquer approach can also be used

  • Answered by AI
  • Q2. 2. Write a code to return list of tuples where sum of tuple elements should be equal to given sum Ex: L = [1,2,3,4,5] S= 5 O/p [(2,3),(1,4)]
  • Ans. 

    Code to return list of tuples with elements summing up to given sum

    • Iterate through the list and check for pairs of elements whose sum equals the given sum

    • Add the pairs to a list of tuples and return the list

    • Use a nested loop to compare each element with all other elements in the list

  • Answered by AI
  • Q3. 3.write a code for balancing paranthesis
  • Ans. 

    Code to check if given string of parentheses is balanced or not.

    • Use a stack to keep track of opening parentheses

    • If a closing parenthesis is encountered, check if the top of stack is its corresponding opening parenthesis

    • If stack is empty or top of stack is not the corresponding opening parenthesis, return false

    • If all parentheses are balanced, return true

  • Answered by AI
  • Q4. 4. Testing tools related questions
  • Q5. 5. Git related questions
  • Q6. 6. Programming language (Python) related questions
  • Q7. 7. Testing related questions
  • Q8. 8. Situational based questions while working in Team

Interview Preparation Tips

Interview preparation tips for other job seekers - Should have good knowledge on your previous projects & tools and technologies

Should familiar in problem solving and coding

Skills evaluated in this interview

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - Coding Test 
Round 3 - Coding Test 
Round 4 - Coding Test 
Round 5 - Case Study 
Round 6 - Case Study 
Round 7 - HR 

(1 Question)

  • Q1. Salary discussion and other informations

Interview Preparation Tips

Interview preparation tips for other job seekers - N/A

Software Development Engineer Test Interview Questions Asked at Other Companies

Q1. Tell me about yourself What is Software What is Framework What ar ... read more
Q2. What is the main difference between a computer program and comput ... read more
asked in Apple
Q3. 2. Write a code to return list of tuples where sum of tuple eleme ... read more
asked in Cyware
Q4. print the summation of all the digit until the length of the digi ... read more
asked in Apple
Q5. 1. Optimised algorithm to find given number in 2D array

Software Development Engineer Test Jobs at Apple

View all

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
More than 8 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Aug 2022. There were 5 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - Assignment 

Covered all CS fundamentals and DSA

Round 3 - Coding Test 

Mostly focused on arrays, strings and linked lists

Round 4 - Coding Test 

Mostly focused on DSA

Round 5 - Coding Test 

One hard coding question on trees and some behavioural questions (star pattern)

Interview Preparation Tips

Topics to prepare for Amazon Software Development Engineer Test interview:
  • DSA
  • OS
  • DBMS
  • Computer Networking
  • Data Structures
  • Testing
Interview preparation tips for other job seekers - Practise DSA at least up to medium level on leetcode and few hard as well

I applied via Company Website and was interviewed in May 2021. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Coding questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Be thorough with the concepts of coding, data structures and algorithms. Focus on topics like trees, linked list, arrays.

I was interviewed in Dec 2020.

Round 1 - Face to Face 

(1 Question)

Round duration - 25 Minutes
Round difficulty - Medium

Very friendly interviewer. Although waiting time was very high

  • Q1. 

    Pair Sum Problem Statement

    You are given an integer array 'ARR' of size 'N' and an integer 'S'. Your task is to find and return a list of all pairs of elements where each sum of a pair equals 'S'.

    Note:
    ...
  • Ans. 

    Find pairs of elements in an array that sum up to a given value, sorted in a specific order.

    • Iterate through the array and for each element, check if the complement (S - current element) exists in a hash set.

    • If the complement exists, add the pair to the result list.

    • Sort the result list based on the criteria mentioned in the question.

    • Return the sorted list of pairs.

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI applied for the job as SDE - 1 in BangaloreEligibility criteriaNoAmazon interview preparation:Topics to prepare for the interview - CV points, Leadership principles, ecommerce basics, problem solving, case studiesTime required to prepare for the interview - 2 MonthsInterview preparation tips for other job seekers

Tip 1 : be confident about your CV points
Tip 2 : practice consulting cases and how to answer situational questions

Application resume tips for other job seekers

Tip 1 : be crisp about achievement
Tip 2 : add data points to support your achievements

Final outcome of the interviewRejected

Skills evaluated in this interview

I was interviewed before Sep 2020.

Round 1 - Coding Test 

(3 Questions)

Round duration - 90 minutes
Round difficulty - Easy

This is a written round on paper for everyone. Three coding questions were given. Two out of three must be correct covering every single edge case to qualify for the next round. Only the most optimal solution was to be considered. 

  • Q1. 

    Maximum Subarray Sum Problem Statement

    Given an array arr of length N consisting of integers, find the sum of the subarray (including empty subarray) with the maximum sum among all subarrays.

    Explanation...

  • Ans. 

    Find the sum of the subarray with the maximum sum among all subarrays in an array of integers.

    • Iterate through the array and keep track of the maximum sum subarray encountered so far.

    • Use Kadane's algorithm to efficiently find the maximum subarray sum.

    • Consider the sum of an empty subarray as 0.

    • Example: For input arr = [-2, 1, -3, 4, -1], the maximum subarray sum is 4.

  • Answered by AI
  • Q2. 

    Connecting Ropes with Minimum Cost

    You are given 'N' ropes, each of varying lengths. The task is to connect all ropes into one single rope. The cost of connecting two ropes is the sum of their lengths. Yo...

  • Ans. 

    Connect ropes with minimum cost by merging two smallest ropes at a time.

    • Sort the array of rope lengths in ascending order.

    • Merge the two smallest ropes at a time and update the cost.

    • Repeat the process until all ropes are merged.

    • Return the total cost as the minimum cost to connect all ropes.

  • Answered by AI
  • Q3. 

    Left View of a Binary Tree Problem Statement

    Given a binary tree, your task is to print the left view of the tree.

    Example:

    Input:
    The input will be in level order form, with node values separated by a...
  • Ans. 

    Print the left view of a binary tree given in level order form.

    • Traverse the tree level by level and print the first node encountered at each level

    • Use a queue to perform level order traversal

    • Keep track of the level while traversing the tree

  • Answered by AI
Round 2 - Face to Face 

(2 Questions)

Round duration - 50 minutes
Round difficulty - Easy

This was face to face interview round.

  • Q1. 

    Finding Triplets in a Binary Tree Problem Statement

    You are given a Binary Tree of integers and an integer 'X'. Your task is to find all the triplets in the tree whose sum is strictly greater than 'X'. Th...

  • Ans. 

    Find all triplets in a binary tree whose sum is greater than a given integer X, with a grandparent-parent-child relationship.

    • Traverse the binary tree to find all possible triplets with the required relationship.

    • Keep track of the sum of each triplet and compare it with the given integer X.

    • Return the triplets that satisfy the condition in any order.

    • Ensure each triplet follows the format (grand-parent, parent, child).

  • Answered by AI
  • Q2. 

    Loot Houses Problem Statement

    A thief is planning to steal from several houses along a street. Each house has a certain amount of money stashed. However, the thief cannot loot two adjacent houses. Determi...

  • Ans. 

    Determine the maximum amount of money a thief can steal from houses without looting two consecutive houses.

    • Use dynamic programming to keep track of the maximum amount of money that can be stolen up to each house.

    • At each house, the thief can either choose to steal from the current house or skip it and steal from the previous house.

    • The maximum amount of money that can be stolen at the current house is the maximum of the ...

  • Answered by AI
Round 3 - Face to Face 

Round duration - 60 minutes
Round difficulty - Easy

This was face to face interview round.

Interview Preparation Tips

Professional and academic backgroundI applied for the job as SDE - 1 in ChennaiAmazon interview preparation:Topics to prepare for the interview - Computer Fundamentals, Data Structures and AlgorithmsTime required to prepare for the interview - 6 monthsInterview preparation tips for other job seekers

Tip 1 : Participate in live contests on websites like Codechef, Codeforces, etc as much as possible.
Tip 2 : Practice previous interview questions from LeetCode, GeeksForGeeks.
Tip 3 : Revise Computer Science subjects like DBMS, OOPS thoroughly.

Application resume tips for other job seekers

Only write those things in the resume which you are confident of and keep practicing.

Final outcome of the interviewRejected

Skills evaluated in this interview

I was interviewed before Sep 2020.

Round 1 - Coding Test 

(1 Question)

Round duration - 90 Minutes
Round difficulty - Medium

This is a written round on paper for everyone. Three coding questions were given. Two out of three must be correct covering every single edge case to qualify for the next round. Only the most optimal solution was to be considered.

  • Q1. 

    Maximum Subarray Sum Problem Statement

    Given an array ARR consisting of N integers, your goal is to determine the maximum possible sum of a non-empty contiguous subarray within this array.

    Example of Sub...

  • Ans. 

    Find the maximum sum of a contiguous subarray in an array of integers.

    • Use Kadane's algorithm to find the maximum subarray sum in linear time.

    • Initialize two variables: maxSum and currentSum.

    • Iterate through the array and update currentSum by adding the current element or starting a new subarray.

    • Update maxSum if currentSum becomes greater than maxSum.

    • Return maxSum as the maximum subarray sum.

  • Answered by AI
Round 2 - Face to Face 

(1 Question)

Round duration - 50 Minutes
Round difficulty - Easy

This was face to face interview round.

  • Q1. 

    Finding Triplets in a Binary Tree Problem Statement

    You are given a Binary Tree of integers and an integer 'X'. Your task is to find all the triplets in the tree whose sum is strictly greater than 'X'. Th...

  • Ans. 

    Find all triplets in a binary tree whose sum is greater than a given integer X, with a grandparent-parent-child relationship.

    • Traverse the binary tree to find all possible triplets.

    • Check if the sum of each triplet is greater than X.

    • Ensure the relationship of grandparent-parent-child in each triplet.

    • Return the valid triplets in any order.

    • Handle constraints and edge cases appropriately.

  • Answered by AI
Round 3 - Face to Face 

(2 Questions)

Round duration - 60 Minutes
Round difficulty - Easy

FACE TO FACE ROUND INTERVIEW

  • Q1. Can you tell me about yourself?
  • Q2. What is the difference between Mutex and Semaphores? Please provide a real-life example.
  • Ans. 

    Mutex is used for exclusive access to a resource by only one thread at a time, while Semaphores can allow multiple threads to access a resource simultaneously.

    • Mutex is binary and allows only one thread to access a resource at a time, while Semaphores can have a count greater than one.

    • Mutex is used for protecting critical sections of code, while Semaphores can be used for controlling access to a pool of resources.

    • Exampl...

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI applied for the job as SDE - 1 in NoidaEligibility criteriaabove 7 cgpaAmazon interview preparation:Topics to prepare for the interview - Computer Fundamentals, Data Structures and AlgorithmsTime required to prepare for the interview - 6 MonthsInterview preparation tips for other job seekers

Tip 1 : Participate in previous interview questions from leetcode, geeksforgeeks
Tip 2 : Revise computer science subjects like dbms and oops thoroughly
Tip 3 : Participate in live contests on CodeChef, Codeforces

Application resume tips for other job seekers

Tip 1 : Only write the things on which you are the most confident about

Final outcome of the interviewRejected

Skills evaluated in this interview

Interview Questionnaire 

2 Questions

  • Q1. Who is the CEO of amazon?
  • Q2. Andy Jassy

I applied via Recruitment Consultant and was interviewed before Jun 2020. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Pivot and excel questions
  • Q2. All about excel

Interview Preparation Tips

Interview preparation tips for other job seekers - It was very simple self intro and excel questions and basic macro

Interview Questionnaire 

1 Question

  • Q1. Data structures, thoroughly
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Apple Interview FAQs

How many rounds are there in Apple Software Development Engineer Test interview?
Apple interview process usually has 4 rounds. The most common rounds in the Apple interview process are Coding Test, Case Study and Technical.
How to prepare for Apple Software Development Engineer Test interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Apple. The most common topics and skills that interviewers at Apple expect are Python, Maven, Selenium Testing, Software Quality Assurance and Automation Testing.
What are the top questions asked in Apple Software Development Engineer Test interview?

Some of the top questions asked at the Apple Software Development Engineer Test interview -

  1. 2. Write a code to return list of tuples where sum of tuple elements should be ...read more
  2. 1. Optimised algorithm to find given number in 2D ar...read more
  3. 3.write a code for balancing paranthe...read more

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