Airline Airindia Data Engineer Interview Questions and Answers

Q1. Questions about data factory
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Q1. Tell me about a time when you went out of your way to contribute to a project
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Q1. Differentiate between RISC and CISC
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RISC stands for Reduced Instruction Set Computing and CISC stands for Complex Instruction Set Computing.
• RISC processors have a smaller set of simple instructions, while CISC processors have a larger set of complex instructions.

• RISC processors typically execute instructions in one clock cycle, while CISC processors may require multiple clock cycles.

• RISC processors rely on optimizing compilers for performance, while CISC...read more
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Q2. Define and differentiate interpreter and compiler
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Interpreter translates code line by line while compiler translates entire code at once.
• Interpreter: translates code line by line, slower execution, easier debugging (e.g. Python)

• Compiler: translates entire code at once, faster execution, harder debugging (e.g. C++)
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Q1. C++ fundamental
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Q2. Reverse linked list
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Basic leetcode problems

Q1. Basic java questions
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Q2. Wd,,.mdcwsl;dq[lws'
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Q3. Q';d,lmdfmmfwcm;fm'fmlfmfl
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Q1. Frequency of character
Ans. 
The question is asking about how often each character appears in a given string.
• Iterate through the string and count the frequency of each character using a hashmap.

• Return the hashmap with characters as keys and their frequencies as values.
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Choose the best answer and question and answer

Tell the topic an send the assignment

Q1. There were questions of DSA, DBMS, OS etc
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Q2. There were questions around project that were mentioned in resume.
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