Qex Tech Solution Interview Questions and Answers

Q1. Worst experience because before interview they are talking polite but after interview they didn't respond. I don't know why they are doing like this. And in interview iam preform well from my side but I do...read more
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Q2. Even it's entry level job, I have around 2 years of experience in azure cloud. But how they shortlisted. If they no need then why they conducting interviews? Finel request please don't do like this for ot...read more
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Q1. Architecture, Design, Proposal and All functoonal
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Q2. Detailed technical discussion
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Q1. Deep dive in design & architecture
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Q2. Deep dive in technical
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Q1. Tech cum management
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Q2. Stakeholder related
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Q1. What is scatter gather?
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Q2. What is RAML? What are traits?
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Q1. Which method is used to remove whitespace from beginning and end in python
Ans. 
strip() method is used to remove whitespace from beginning and end in Python
• Use the strip() method on a string to remove whitespace from both beginning and end

• Example: ' hello '.strip() will return 'hello'

• Example: ' hello '.strip(' h') will return 'ello'
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Q2. Which of the following is not a valid http method a) GET b)Post c) send d)Put
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Q1. What were the basic JavaScript questions asked during the interview it was an easy round
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Q2. What is event loops
Ans. 
Event loops are mechanisms in programming languages that allow for asynchronous execution of code.
• Event loops handle the execution of multiple tasks in a non-blocking manner.

• They continuously check for tasks in the event queue and execute them one by one.

• Event loops are commonly used in JavaScript to handle asynchronous operations like setTimeout, setInterval, and AJAX requests.
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Q3. Bind call apply
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Q1. Question related to frontend and a bit of backend interview was intermediate level
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Q1. Interview was on full stack development with difficult questions on backend as well as frontend
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Q1. Tell me about your self.
Ans. 
I am a passionate software engineering student with experience in web development and a strong desire to learn and grow.
• Currently pursuing a degree in Computer Science

• Proficient in programming languages such as Java, Python, and JavaScript

• Experience with front-end technologies like HTML, CSS, and React

• Completed internships at tech companies like XYZ Inc.

• Interested in exploring machine learning and artificial intelligen
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Q2. What's your skill and experience.
Ans. 
I have strong skills in programming languages such as Java, Python, and C++, as well as experience with web development and database management.
• Proficient in Java, Python, and C++ programming languages

• Experience with web development using HTML, CSS, and JavaScript

• Familiarity with database management systems like MySQL and MongoDB
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Easy round anyone with basic maths can clear the round.

The topic given to us is online education system,and the round was easy to clear.

Q1. Call by value vs call by reference
Ans. 
Call by value passes a copy of the variable, while call by reference passes the actual variable.
• Call by value: changes to the parameter inside the function do not affect the original variable.

• Call by reference: changes to the parameter inside the function affect the original variable.

• Example: Call by value - int x = 5; func(x); // x remains 5. Call by reference - int x = 5; func(&x); // x changes to the value set i
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