Z X Learning Senior Business Development Associate Interview Questions and Answers

Easy aptitude questions based on logical reasoning and basic maths.

Easy logic-based question based on arrays and strings with some javascript output-based questions.

Discussion about the projects that I made in college and the tech stack I know.
1 basic array/string-based problem.

Sql, numpy, pandas, dictionary, pandas group by, merging

Q1. Normal questions
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Data structures, particularly strings, play a crucial role in problem-solving.

Q1. Please tell me about yourself.
Ans. First of all , thank you! For this opportunity to introduce my self. I am Akash kumar kushwaha, I was born in bihar 2001 , but I live in ghaziabad now. I m currently pursuing my b.tech from IMS engineering college ghaziabad. And I completed my 10th and 12th from co-operative uchh vidyalaya jagdishpur with score 60% in 10th and 65% in 12th . And my hobby is playing cricket and travelling.
Answered by AKASH KUMAR KUSHWAHA
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Q2. Why should we hire you?
Ans. 
I have a strong technical background, excellent problem-solving skills, and a passion for software development.
• I have a Bachelor's degree in Computer Science and 5 years of experience in software development.

• I am proficient in multiple programming languages such as Java, Python, and JavaScript.

• I have a track record of delivering high-quality code on time and within budget.

• I am a quick learner and always eager to stay u...read more
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Q3. What are your strength and weakness .
Ans. 
Strength: Problem-solving skills, Weakness: Impatience
• Strength: Strong problem-solving skills demonstrated through successful projects

• Weakness: Impatience when tasks take longer than expected, working on improving patience through time management techniques
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Q4. Why did you choose career in software developer.
Ans. 
Passion for problem-solving and creating innovative solutions drove me to pursue a career in software development.
• Fascination with technology and its potential to improve lives

• Enjoyment of logical thinking and coding challenges

• Desire to constantly learn and adapt in a fast-paced industry

• Previous experience in programming projects or internships
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Q1. What is your area of expertise in programming languages?
Ans. 
My area of expertise in programming languages is in web development, specifically with JavaScript, HTML, and CSS.
• Proficient in JavaScript for client-side scripting and server-side development with Node.js

• Experienced in building responsive and interactive web applications using HTML and CSS

• Familiar with popular frameworks and libraries like React, Angular, and Bootstrap
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Q2. What is JavaScript, and what are its benefits?
Ans. 
JavaScript is a high-level, interpreted programming language used for creating interactive websites.
• JavaScript is commonly used for client-side web development.

• It allows for dynamic content updates without reloading the page.

• JavaScript can be used to create interactive elements like forms, animations, and games.

• It is supported by all major web browsers.

• JavaScript can also be used for server-side development with Node.j
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Q1. Basic Java, Spring, SQL And high level design scenario based
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Q2. What are the advantages of using Autowired in Spring, and can the Singleton pattern be utilized within the Spring framework?
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Q3. What actions can be taken to reduce Elasticsearch latency without modifying the code when latency increases?
Ans. 
Optimize Elasticsearch performance by adjusting settings and infrastructure without code changes.
• Increase the number of replicas to distribute search load, improving read performance.

• Adjust the refresh interval to reduce the frequency of index refreshes, which can lower latency during heavy write operations.

• Optimize shard allocation by ensuring shards are evenly distributed across nodes to prevent bottlenecks.

• Utilize c...read more
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Q4. Design pattern 1) factory 2) singleton 3) observer 4) Repository
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Q1. What is latest technology you have worked on
Ans. 
I have worked on React Native for mobile app development.
• Developed a mobile app for a client using React Native

• Used Redux for state management

• Integrated with Firebase for real-time database and authentication

• Implemented push notifications using Firebase Cloud Messaging
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Q1. Why you want to join us
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Questions in aptitude section was easy and would require good analytical and quantitative skills.

Total 10 questions
6 debugging question
4 easy-medium level coding questions (2 Marks + 3 Marks + 3 Marks + 3 Marks)

Q1. OOPs, Project, SQL Queries, Puzzle/Apptitude
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Q1. SQL queries , python pandas and numpy , power bi related questions
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Q1. Previous experience, skills and expertise
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