Focus Softnet Software Sales Consultant Interview Questions and Answers

Please inquire about the fundamentals of computer science, including object-oriented programming, data structures and algorithms, database management systems, and computer networks.

DSA, SQL, Problem Solving, Technical, Data Structures and Algorithms

Q1. Write an SQL Query for retrieving something
Ans. 
SQL query to retrieve data from a database
• Use SELECT statement to specify the columns to retrieve

• Use FROM clause to specify the table to retrieve data from

• Use WHERE clause to filter the results based on conditions
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Q2. Write a program to achieve something
Ans. 
Program to sort an array of integers in ascending order
• Use a sorting algorithm like bubble sort, selection sort, or insertion sort

• Iterate through the array and compare adjacent elements to swap if necessary

• Repeat the process until the array is sorted
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Q1. Move negative elements to right side of array
Ans. 
Move negative elements to right side of array
• Iterate through the array and swap negative elements to the right side

• Use two pointers approach to keep track of positive and negative elements

• Maintain the order of elements while moving negatives to the right side
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25 questions , 1 hour

1 coding , 2 logical question

Q1. For loop , 2 logical
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Q2. About final year projrct
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Coding is important three problems and mcqs of java and testing

Q1. Oops concepts were asked
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Q2. Java questions static jvm and all
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Medium to hard questions based on arrays, dp

Q1. Quick sort algorithm
Ans. 
Quick sort is a popular sorting algorithm that uses divide and conquer strategy.
• Divides array into smaller sub-arrays based on a pivot element

• Recursively sorts sub-arrays

• Combines sorted sub-arrays to get final sorted array

• Time complexity: O(n log n) on average, O(n^2) worst case

• Example: [3, 6, 8, 10, 1, 2, 1] -> [1, 1, 2, 3, 6, 8, 10]
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Q2. Modified rotate a matrix
Ans. 
Rotate a matrix by 90 degrees in place
• Transpose the matrix

• Reverse each row of the transposed matrix
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Q1. Java script, React JS
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Q2. Data structures and algorithms
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Basic string manipulation and general DSA questions

Q1. Tree traversal iteratively
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Q2. Implement DFS,BFS on graph
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