Isuzu Motors Application Developer Interview Questions and Answers

First Round was Aptitude and coding round. It consist 70 question, 30 aptitude question and 40 mcq type coding question

Q1. Find the one repeated number in an array and asked for four approaches
Ans. 
Find the one repeated number in an array using four different approaches.
• Approach 1: Using a hash set to store unique elements and checking for duplicates

• Approach 2: Sorting the array and checking adjacent elements for duplicates

• Approach 3: Using XOR operation to find the repeated number

• Approach 4: Using the sum formula to find the repeated number
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Q2. Simple sql queries
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Mcq

Basic coding aptitude

JavaScript and python relevant codings

Mcq

1 hour, 45 questions

Q1. Introduce Yourself?
Ans. 
I am a software developer with 5 years of experience in Java, Python, and SQL.
• 5 years of experience in Java, Python, and SQL

• Strong problem-solving skills

• Experience working in Agile development environment

• Familiar with version control systems like Git

• Passionate about learning new technologies
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Q2. What are your strengths?
Ans. 
My strengths include problem-solving skills, attention to detail, and strong programming abilities.
• Strong problem-solving skills - I am able to analyze complex problems and come up with effective solutions.

• Attention to detail - I pay close attention to the details in my code to ensure accuracy and quality.

• Strong programming abilities - I have a solid understanding of various programming languages and technologies.

• Team ...read more
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Q3. Why should we hire you?
Ans. 
I have a strong background in software development, a passion for learning new technologies, and a proven track record of delivering high-quality code.
• Extensive experience in software development

• Passion for learning new technologies

• Proven track record of delivering high-quality code
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Q1. Go through the basics of Cobol, Jcl, Db2
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Q2. Perform until executing infinite loop what could be the reason?
Ans. 
Infinite loop can occur due to logical errors in the loop condition or the loop body.
• Incorrect loop condition

• Missing or incorrect loop termination condition

• Infinite recursion

• Deadlock or race condition

• Hardware or software failure
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Q3. Program has abend with -911 how do you fix?
Ans. 
Abend with -911 is a deadlock error. Identify the resources causing the deadlock and release them.
• Check the application logs for more information on the error.

• Identify the resources involved in the deadlock using system logs or monitoring tools.

• Release the resources causing the deadlock by terminating the associated processes or transactions.

• Modify the application code to prevent future deadlocks.
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Q4. How do you pass varying parameters from cobol to stored procedure
Ans. 
Varying parameters can be passed using arrays of strings in COBOL to stored procedures.
• Define an array in COBOL to hold the parameters

• Populate the array with the varying parameters

• Pass the array as a parameter to the stored procedure

• In the stored procedure, use the array to access the varying parameters
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Basic aptitude round containing question section for coding as well

Q1. Core java concepts. Coding problem, star pattern.
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Q1. HR+Managerial round concept of stack and queues
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Coading question easy

Q1. Where c questions reverse a string, dynamic memory allocation
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Q2. All basic c programs
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Q1. About self and policies and joining dats
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