Delite Systems Engineering Software Engineer Interview Questions and Answers

Advanced Java coding

Q1. Entire core Java arrays and strings
Ans. 
Core Java arrays and strings are fundamental data structures used for storing and manipulating data in Java programming.
• Arrays in Java are used to store multiple values of the same data type in a single variable.

• Strings in Java are objects that represent sequences of characters.

• Arrays and strings in Java are both indexed collections, with arrays being mutable and strings being immutable.

• Example: String[] names = {"Alic
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Q2. Java collections and Framework
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Q1. Some coding and framework
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Q2. REST assured and API
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Q1. Oops related questions
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Q2. C language quizzes
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60m, DSA (graphs, trees, etc.)

Q1. How would you represent a sparse matrix?
Ans. 
A sparse matrix can be represented using a dictionary of dictionaries or a list of lists.
• Use a dictionary of dictionaries where the keys are the row and column indices with non-zero values as values.

• Alternatively, use a list of lists where each inner list represents a row with non-zero values and their column indices.

• Sparse matrices are efficient for large matrices with mostly zero values.

• Example: {0: {1: 5, 3: 7}, 2: ...read more
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Q2. How would you efficiently calculate the sum of such a matrix?
Ans. 
Efficiently calculate the sum of a matrix
• Iterate through each element in the matrix and add them to a running total

• Use parallel processing or multi-threading to calculate the sum faster

• Consider using optimized algorithms like Strassen's algorithm for matrix multiplication
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Q1. Design a metrics tracker
Ans. 
A metrics tracker to monitor and analyze key performance indicators
• Define the key metrics to track (e.g. user engagement, conversion rates)

• Implement a data collection system to gather relevant data

• Create visualizations and reports to analyze the metrics

• Set up alerts for abnormal metric values

• Regularly review and update the metrics based on business goals
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Q2. Leetcode-style DSA
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Technical aspects about linked list,trees, stacks

Topic related to humanities

Good and the whole process took more than 20 days

Find the largest number in an array

The aptitude test had various sections for programming mcq questions, basic aptitude and also coding questions

Q1. Questions related to project that I have worked on
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Q2. Technical Questions related to my stack react and node, and some js coding questions
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Q1. Questions related to project that I worked on
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Q2. Technical questions related to my stack
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Moderate good and easy for clear fundamentals

Question on various topics

More questions on oops, coding