Unify Technologies Application Support Engineer Lead Interview Questions and Answers

Q1. Types of filters
Ans. 
Types of filters include low-pass, high-pass, band-pass, and band-stop filters.
• Low-pass filter allows frequencies below a certain cutoff frequency to pass through.

• High-pass filter allows frequencies above a certain cutoff frequency to pass through.

• Band-pass filter allows a specific range of frequencies to pass through.

• Band-stop filter blocks a specific range of frequencies from passing through.
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Q1. Project Details
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Q1. What were the challenges faced during the project?
Ans. 
The challenges faced during the project included tight deadlines, communication issues, and technical constraints.
• Tight deadlines required efficient time management and prioritization of tasks.

• Communication issues among team members led to misunderstandings and delays in decision-making.

• Technical constraints such as limited resources or outdated technology hindered progress and required creative problem-solving.

• Example...read more
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Q2. What are the standard coding practices in PHP?
Ans. 
Standard coding practices in PHP include following PSR standards, using meaningful variable names, writing clean and readable code, and using proper indentation.
• Follow PSR standards for coding consistency (e.g. PSR-1, PSR-2)

• Use meaningful variable and function names for clarity

• Write clean and readable code with proper indentation and formatting

• Avoid using deprecated functions and features

• Use comments to explain complex...read more
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Q3. Tell me about yourself
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I am a Senior Software Engineer with 8+ years of experience in developing and implementing software solutions.
• Experienced in full stack development using languages such as Java, Python, and JavaScript.

• Proficient in designing and implementing scalable and efficient algorithms.

• Skilled in working with databases such as MySQL, MongoDB, and PostgreSQL.

• Strong background in software architecture and design patterns.

• Excellent ...read more
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Q1. Where do you envision yourself in the next five years?
Ans. 
In the next five years, I envision myself leading a team of software engineers, working on cutting-edge technologies, and making significant contributions to the company's success.
• Leading a team of software engineers

• Working on cutting-edge technologies

• Making significant contributions to the company's success
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Q2. What interests you about this job?
Ans. 
I am excited about the opportunity to work on complex software projects and contribute to innovative solutions.
• Opportunity to work on complex software projects

• Contribute to innovative solutions

• Excited about the challenges and learning opportunities
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Q1. What are the various data types available in JavaScript?
Ans. 
Various data types in JavaScript include string, number, boolean, object, array, null, and undefined.
• String: 'hello'

• Number: 42

• Boolean: true or false

• Object: { key: value }

• Array: [1, 2, 3]

• Null: null

• Undefined: undefined
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Q2. What is hoisting in JavaScript?
Ans. 
Hoisting in JavaScript is the behavior where variable and function declarations are moved to the top of their containing scope during the compilation phase.
• Variable declarations are hoisted to the top of their scope, but not their assignments.

• Function declarations are fully hoisted, meaning they can be called before they are declared.

• Hoisting can lead to unexpected behavior if not understood properly.
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Q1. Frontend basic HTML, CSS, Javascript, Angular technical questions
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Q1. Frontend advance HTML, CSS, Javascript, Angular technical questions
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Q1. Regarding Expected CTC
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Coding test on java collections

Q1. Sorting a given array
Ans. 
Sorting a given array of strings
• Use a sorting algorithm like quicksort or mergesort

• Consider the length of the strings for comparison

• Use a comparator function to define the sorting order
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Q2. Database queries. Finding second, thrid highest salary
Ans. 
Use SQL query with ORDER BY and LIMIT to find second, third highest salary
• Use ORDER BY salary DESC to sort salaries in descending order

• Use LIMIT 1,1 to get the second highest salary

• Use LIMIT 2,1 to get the third highest salary

• Example: SELECT salary FROM employees ORDER BY salary DESC LIMIT 1,1

• Example: SELECT salary FROM employees ORDER BY salary DESC LIMIT 2,1
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Q1. Why do you want to change jobs
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Q2. Salary negotiations
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Q1. What challenges you are facing in this field of challenges?
Ans. 
Keeping up with rapidly evolving technologies and frameworks.
• Constantly learning new technologies and frameworks to stay relevant

• Adapting to changing industry trends and best practices

• Balancing the need to innovate with the need for stability and reliability
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Q1. There was simple DSA question ,
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