Stellar Consultants Interview Questions and Answers

Logical Aptitude, Verbal, Numerical

2 codes one small and easy , another big and medium difficultly

Q1. Introduction , Academic Project,
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Q2. Coding Questions, Company Related Questions
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Good problemtic Skills and knowledge check and sharpness

C Language use for programs and Oracle and Java in learning process

Q1. Any coding Question and stay for job purpose
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Q2. Any operators working or any logical program tell
Ans. 
Yes, there are many operators and logical programs used in various fields.
• Operators like +, -, *, / are used in mathematical calculations.

• Logical programs like if-else, switch-case are used in programming.

• Operators like AND, OR, NOT are used in boolean logic.

• Operators like >, <, == are used in comparisons.

• Examples of logical programs include sorting algorithms, search algorithms, etc.
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Q3. Check my comutication with others
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Round duration - 180 Minutes
Round difficulty - Medium

The test was started in the evening 4pm approx.
It was flexible due to Corona so we gave the test from our home only.
It had listening skill activity too according to which we were marked .
Interviewer was very supportive because of which it was easier for us to open up easily .

Q1. 
Arithmetic Expression Evaluation Problem Statement
You are provided with a string expression consisting of characters '+', '-', '*', '/', '(', ')' and digits '0' to '9', representing an arithmetic express...read more
Ans. 
Evaluate arithmetic expressions in infix notation with given operators and precedence rules.
• Parse the infix expression to postfix using a stack and then evaluate the postfix expression using another stack

• Use a stack to keep track of operators and operands while parsing the expression

• Handle operator precedence and associativity rules while converting to postfix and evaluating the expression
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Q2. 
Valid Parentheses Problem Statement
Given a string 'STR' consisting solely of the characters “{”, “}”, “(”, “)”, “[” and “]”, determine if the parentheses are balanced.
Input:
The first line contains an...read more
Ans. 
The task is to determine if a given string of parentheses is balanced or not.
• Iterate through the characters of the string and use a stack to keep track of opening parentheses.

• When encountering an opening parenthesis, push it onto the stack. When encountering a closing parenthesis, check if it matches the top of the stack.

• If the stack is empty at the end or there are unmatched parentheses, the string is not balanced.

• Exa...read more
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Round duration - 20 Minutes
Round difficulty - Medium

Interview

Q1. 
Reverse Number Problem Statement
Ninja is exploring new challenges and desires to reverse a given number. Your task is to assist Ninja in reversing the number provided.
Note:
If a number has trailing ze...read more
Ans. 
Implement a function to reverse a given number, omitting trailing zeros.
• Create a function that takes an integer as input and reverses it while omitting trailing zeros

• Use string manipulation to reverse the number and remove any trailing zeros

• Handle test cases where the number has leading zeros as well

• Ensure the reversed number is printed for each test case on a new line
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Q1. Java. Spring boot, micro service, hibernate
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Q1. Salary, technical, company details
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