Perfex Technologies Software Developer Interview Questions and Answers

Aptitude questions with 2-3 coding questions

Q1. Input-wwwrrrrttttuu Output - w3r4t4u2
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Q2. Interpreter vs compiler
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Interpreter executes code line by line, compiler translates code into machine code before execution.
• Interpreter translates code into machine code line by line during runtime

• Compiler translates code into machine code before execution

• Interpreted languages include Python, JavaScript

• Compiled languages include C, C++
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Q1. Implement tail f
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Logical reasoning, problem solving

Q1. Tell me about your self
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Q2. Family background
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This was the first round .They had given 3 logical reasoning question they were simple based on our ability to solve problem duration is 20 to 25 min for each question.

Q1. HR round started with introduction, behavioural question, situation based question.it was moderate level. It was around 25 min. there is no technical questions asked.
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Q2. Family background
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Q3. Why do want to join this company
Ans. 
I admire the company's innovative approach and commitment to professional growth, making it an ideal place for my skills and aspirations.
• The company's focus on cutting-edge technology aligns with my passion for innovation, as seen in my previous project on AI-driven applications.

• I appreciate the collaborative culture here, which I experienced during my internship where teamwork led to successful project outcomes.

• The em...read more
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Q4. What are ur future plan
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I aim to enhance my skills, contribute to impactful projects, and eventually lead a team in innovative software development.
• Pursue advanced certifications in cloud computing and machine learning to stay updated with industry trends.

• Contribute to open-source projects to gain practical experience and collaborate with other developers.

• Aim for a leadership role within the next 5 years, guiding a team on innovative software...read more
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General aptitude. Around 2-3 questions with fixed time limit.

Coding for 2-3 questions. Any coding language knowledge is a must to clear this. Failing to clear doesn't guarantee your rejection.

This is the deciding round where you are given logical questions one by one. You dont need coding language knowledge as long as you are able to portray the logic using a flowchart.

I applied through a job fair ,had one apti question followed by the selection was 2 more apti questions and a coding round 3 questions either pattern printing,matrix questions or sliding window.

After clearing the prev round I had an HR interview followed by one more coding round ,this time questions were hard.

The same day,I had a departmental round where I had to work in the office with a supervisor assigned to me and finish some tasks and assignments.

3 aptitude questions given one after another. For each question 20 -25 minutes. Questions were based on logic you need to explain the logic behind them . Example. Draw table based on given data, find the bus stops total stops from given set of data

Coding test was online . 3 coding question with around 1 30 hour. Questions were from string array . Matrix . And array .

Q1. Hr round was just casual talk. Questions like about college , course family studies were asked
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Q2. Tell about your About family
Ans. 
I come from a close-knit family that values love, support, and togetherness.
• My parents have been married for over 30 years.

• I have one older sister who is a doctor.

• We often have family gatherings and celebrate special occasions together.

• My family has always encouraged and supported my career choices.
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Q3. Reason behind choosing your college
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I chose my college because of its strong reputation in computer science and its location in a tech hub.
• Strong reputation in computer science

• Location in a tech hub

• Opportunities for internships and networking

• Diverse and inclusive campus community
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Q4. What advice u will give to juniors while selecting college
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Choose a college that offers a strong computer science program and opportunities for practical experience.
• Look for colleges with reputable computer science departments.

• Consider the curriculum and courses offered in the computer science program.

• Research the faculty and their expertise in the field.

• Look for colleges that offer internships or co-op programs for practical experience.

• Consider the location and proximity to t...read more
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Q5. Question about year gap if any
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Q1. No question asked in resume shortlisting
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Q2. No question asked inresume short listing
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1st was logical reasoning 2nd was aptitude test