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I applied via Company Website and was interviewed in Feb 2021. There were 3 interview rounds.
Find peak in array in less than O(n) time
Use binary search to find peak element
Compare middle element with its neighbors to determine direction
Repeat search in direction of larger neighbor until peak is found
Find the next largest in the right side for every array element.
Iterate through the array from right to left
Use a stack to keep track of elements
Pop elements from stack until a greater element is found
If no greater element is found, assign -1
Find shortest path in 0,1 matrix from (0,0) to (n-1,n-1)
Use Breadth First Search (BFS) algorithm to find shortest path
Create a visited matrix to keep track of visited nodes
Create a distance matrix to keep track of distance from source node
Start BFS from (0,0) and keep updating visited and distance matrices
Return distance value at (n-1,n-1) in distance matrix
Finding the shortest super common string among an array of strings.
Create a set of all substrings of the first string
Iterate through the remaining strings and remove substrings not present in them
Return the shortest remaining substring
I applied via Naukri.com and was interviewed in Apr 2021. There was 1 interview round.
I applied via Approached by company and was interviewed before Feb 2021. There was 1 interview round.
I applied via Campus Placement and was interviewed before May 2020. There were 5 interview rounds.
I applied via Naukri.com and was interviewed in Apr 2020. There were 4 interview rounds.
Data analytics is the process of examining and interpreting data to draw conclusions and make informed decisions.
It involves collecting, cleaning, and organizing data
Applying statistical and mathematical models to analyze data
Visualizing and presenting data in a meaningful way
Examples include predicting customer behavior, optimizing business operations, and identifying trends in healthcare data
Regression analysis is a statistical method used to determine the relationship between a dependent variable and one or more independent variables.
It helps in predicting the value of the dependent variable based on the values of the independent variables.
It is used in various fields such as finance, economics, social sciences, and engineering.
Linear regression is the most common type of regression analysis.
Examples incl...
Data analysis is the process of inspecting, cleaning, transforming, and modeling data while data analytics involves using statistical and computational methods to extract insights from data.
Data analysis is focused on preparing and organizing data for analysis
Data analytics involves using tools and techniques to extract insights from data
Data analysis is a subset of data analytics
Data analytics involves more complex an...
I applied via Naukri.com
I applied via Naukri.com and was interviewed in May 2020. There were 5 interview rounds.
I applied via Campus Placement and was interviewed before Feb 2020. There were 5 interview rounds.
I applied via Recruitment Consultant and was interviewed in Apr 2020. There were 4 interview rounds.
I applied via Referral and was interviewed before Mar 2020. There were 5 interview rounds.
Some of the top questions asked at the Goldman Sachs Java Software Engineer interview for experienced candidates -
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