Delta Air Lines Software Developer Interview Questions and Answers

MCQ on Python and some aptitude questions.

Q1. Array rotation coding question followed by past project experience
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Q1. STAR type interview.
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Write a simple algorithm for string manipulation

Q1. All about basic dsa
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Q2. Tech stack related what we mentioned in resume
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Q1. Challenge's we faced ?
Ans. 
Some challenges we faced included tight deadlines, changing requirements, and technical limitations.
• Tight deadlines required us to work efficiently and prioritize tasks.

• Changing requirements meant we had to adapt quickly and communicate effectively with stakeholders.

• Technical limitations forced us to find creative solutions and workarounds to achieve our goals.
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Q2. How to overcome challenges?
Ans. 
To overcome challenges, I break them down into smaller tasks, seek help from colleagues, stay organized, and stay persistent.
• Break down the challenge into smaller tasks to make it more manageable

• Seek help from colleagues or mentors for advice and support

• Stay organized by creating a plan or timeline to track progress

• Stay persistent and motivated, even when facing setbacks
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Q1. What is gcd? And explain it
Ans. 
gcd stands for greatest common divisor, the largest positive integer that divides two or more numbers without leaving a remainder.
• gcd is used to find the largest integer that can evenly divide two or more numbers.

• It is commonly used in mathematics and computer science algorithms.

• For example, the gcd of 12 and 18 is 6, as 6 is the largest number that can divide both 12 and 18 without leaving a remainder.
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Q2. What is arc and explain it
Ans. 
ARC stands for Automatic Reference Counting, a memory management technique used in programming languages like Objective-C and Swift.
• ARC automatically tracks and manages the memory used by objects in a program

• It increases the retain count of an object when it is referenced and decreases it when it is no longer needed

• ARC helps prevent memory leaks and retain cycles in iOS and macOS development
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Hackerrank test basic kotlin and android

1 dsa question 1 sql and 18 mcq questions

Q1. Lot of questions from resumes and projects
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Q2. Easy DSA questions and oops questions
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