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Interview Questions

Real questions from top companies in Python/Coding

700+ Easy450+ Medium650+ Hard
All CategoriesBehavioralSpark/Big DataSQLPython/CodingSystem Design/ArchitectureCloud/ToolsGeneral/Othereasymediumhard
61

Extended the solution to determine the nth largest element in an array.

Python/Codingmediumpartition0.2 min read
Expedia
β†’
62

Fibonacci Series Problem - solve using brute force and optimized approaches

Python/Codingeasy0.1 min read
ZS Associates
β†’
63

Find pairs with sum X from a list of numbers

Python/Codingeasy0.1 min read
Paytm
β†’
64

Find the Lowest Common Ancestor (LCA) in a Binary Tree.

Python/Codingeasy0.1 min read
Flipkart
β†’
65

Find the minimum and maximum values in an array

Python/Codingeasypython0.1 min read
KPMG
β†’
66

Find the next greatest element in a linked list.

Python/Codingeasy0.1 min read
Flipkart
β†’
67

Find the three numbers from a list whose multiplication equals 180

Python/Codingeasy0.1 min read
JIO
β†’
68

Finding Complete String Pairs - identify pairs of strings that when concatenated contain all 26 English alphabets

Python/Codingeasy0.1 min read
JP Morgan
β†’
69

Flatten nested lists recursively using Python

Python/Codingeasypython0.2 min read
Tiger Analytics
β†’
70

Garbage Collector in Python - explain

Python/Codingeasypython0.1 min read
NAB
β†’
71

GeoPandas - definition and features

Python/Codingmediumjoin0.1 min read
NAB
β†’
72

Given 1TB of a file, how to check word count?

Python/Codinghardpartitionspark0.1 min read
Citi
β†’
73

Given a list of integers, write a Python function to return the number of unique pairs that sum up to a target.

Python/Codingeasypython0.1 min read
Amazon
β†’
74

Given a list of intervals, merge the overlaps. How do you optimize it?

Python/Codingeasy0.2 min read
Microsoft
β†’
75

Given a string 'AAAVGXFHHFSGFGGLK', find the non-repeating letters.

Python/Codingeasy0.1 min read
Cognizant
β†’
76

Given an n-ary tree, write code to flatten it and store the output in a list.

Python/Codingeasy0.1 min read
Disney+ Hotstar
β†’
77

Given the Infix, Prefix, or Postfix notation of an expression, write the code to compute the final result.

Python/Codingeasy0.1 min read
Expedia
β†’
78

Given the input string "AAABBBCCCDDDAAA," compress it to output "A3B3C3D3A3."

Python/Codingeasy0.1 min read
S&P Global
β†’
79

Grouping and aggregation functions?

Python/Codingmediumpartitionsnowflakewindow0.2 min read
Snowflake
β†’
80

How are strings handled in Scala? How are they different from Java strings?

Python/Codingeasysql0.1 min read
Coforge
β†’

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