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Qualigy Tech Interview Questions and Answers

Updated 22 Jun 2024

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L2 Engineer Interview Questions & Answers

user image Anonymous

posted on 22 Jun 2024

Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Naukri.com and was interviewed in May 2024. There was 1 interview round.

Round 1 - One-on-one 

(4 Questions)

  • Q1. Introduce Yourself?
  • Q2. What are triggers?
  • Ans. 

    Triggers are special stored procedures in databases that are automatically executed or fired when certain events occur.

    • Triggers are used to maintain data integrity by enforcing business rules or automating actions.

    • They can be set to execute before or after an INSERT, UPDATE, or DELETE operation on a table.

    • Examples of triggers include auditing changes to a table, updating a related table when a record is inserted, or en

  • Answered by AI
  • Q3. Can we delete the primary key?
  • Ans. 

    No, primary keys should not be deleted as they uniquely identify each record in a database.

    • Primary keys are essential for maintaining data integrity and ensuring uniqueness of records.

    • Deleting a primary key can lead to data inconsistencies and errors in the database.

    • If a primary key needs to be changed, it is better to update it rather than delete it.

  • Answered by AI
  • Q4. Difference between drop and delete?
  • Ans. 

    Drop means to remove a database object, while delete means to remove data from a table.

    • Drop is used to remove an entire database object like a table, view, or database itself.

    • Delete is used to remove specific rows of data from a table.

    • Drop operation is irreversible and can lead to loss of data, while delete operation can be rolled back if within a transaction.

    • Example: DROP TABLE employees; DELETE FROM employees WHERE a

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Qualigy Tech L2 Engineer interview:
  • MySQL
  • php
Interview preparation tips for other job seekers - Its a new company, still needs to have clarity with their specific Job Description, which doesnot satisfy employee needs.

Skills evaluated in this interview

L2 Engineer Interview Questions asked at other Companies

Q1. 4. What is difference between radiography testing (RT) and ultrasonic testing (UT)
View answer (1)

Software Engineer Interview Questions & Answers

user image Ashish Kumar

posted on 27 Sep 2022

I applied via -----/ and was interviewed before Sep 2021. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Aptitude Test 

Quantitative Aptitude, Logical Reasoning,English grammar

Round 3 - Coding Test 

Pseudo code & Coding questions from Array

Round 4 - HR 

(3 Questions)

  • Q1. Why you want to join our company ?
  • Ans. 

    I want to join your company because of its reputation for innovation and the opportunity to work on cutting-edge software projects.

    • Your company has a strong reputation for innovation in the software industry.

    • I am impressed by the projects your company has worked on, such as [example project].

    • I believe joining your company will provide me with the opportunity to work on cutting-edge software development.

    • I am excited abo...

  • Answered by AI
  • Q2. How you came to know about our company?
  • Ans. 

    I came to know about your company through a job search website.

    • I found your company listed on a job search website.

    • I saw a job posting for your company on LinkedIn.

    • A friend recommended your company to me.

  • Answered by AI
  • Q3. Document verification

Interview Preparation Tips

Topics to prepare for Qualigy Tech Software Engineer interview:
  • Outcomes of your project
  • How you handle failure
  • Volunteer experience
  • Carrer goals
  • Certification
Interview preparation tips for other job seekers - Just Confident on your skills & prepare some good projects to showcase your skills.
Dressed up properly & don't try to fool your interviewer it is ok say no if you don't know anything which they asked.

Software Engineer Interview Questions asked at other Companies

Q1. Bridge and torch problem : Four people come to a river in the night. There is a narrow bridge, but it can only hold two people at a time. They have one torch and, because it's night, the torch has to be used when crossing the bridge. Person... read more
View answer (217)

Interview questions from similar companies

I applied via Referral and was interviewed before Apr 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Technical questions on eloqua, email marketing

Interview Preparation Tips

Interview preparation tips for other job seekers - Be comfident while answering

I applied via Walk-in and was interviewed before Sep 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. A lot questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - I came in HCL without any reference, Randomly I came to give interview. there were total 3 rounds I faced. 1 Round Technical. 2nd Technial. 3 HR . For clearing technical round in HCL you should be technically strong. My 1st round took more than a hour and 2nd round took nearly 45 mins. Your basics should be clear and strong.

I appeared for an interview before Jul 2020.

Interview Questionnaire 

1 Question

  • Q1. Is Infosys listed?
  • Ans. 

    Yes, Infosys is listed on the Indian stock exchanges as well as on the NYSE.

    • Infosys is listed on the Bombay Stock Exchange (BSE) and National Stock Exchange of India (NSE)

    • It is also listed on the New York Stock Exchange (NYSE)

    • Infosys has a market capitalization of over $80 billion as of 2021

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well in advance

Interview Questionnaire 

1 Question

  • Q1. Time management

I applied via Company Website and was interviewed before Feb 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. They asked about dbms questions in the form of table formate
  • Q2. They asked code for some python program

Interview Preparation Tips

Interview preparation tips for other job seekers - Firstly they conducted computer based technical exam and then after qualifying that then we will go for face face interview and then lastly HR round will be held.

I applied via Naukri.com and was interviewed before May 2020. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Explain me about yourself
  • Q2. Just be brief don't bore them

Interview Preparation Tips

Interview preparation tips for other job seekers - Be bold and confident.

I applied via Campus Placement and was interviewed before Sep 2019. There were 5 interview rounds.

Interview Questionnaire 

7 Questions

  • Q1. 1.What is Opps concepts in Java.
  • Ans. 

    OOPs concepts in Java are the fundamental principles of object-oriented programming.

    • Encapsulation: wrapping data and code into a single unit

    • Inheritance: creating new classes from existing ones

    • Polymorphism: using a single interface to represent multiple types

    • Abstraction: hiding implementation details from the user

    • Examples: class, object, inheritance, polymorphism, encapsulation

  • Answered by AI
  • Q2. 2.What is difference between stack and queue?
  • Ans. 

    Stack is a LIFO data structure while Queue is a FIFO data structure.

    • Stack follows Last In First Out (LIFO) principle while Queue follows First In First Out (FIFO) principle.

    • Stack has two main operations: push and pop while Queue has two main operations: enqueue and dequeue.

    • Stack is used in recursive function calls, undo/redo operations, and backtracking while Queue is used in breadth-first search, printing tasks in ord...

  • Answered by AI
  • Q3. 3.Write SQL query to find second highest salary in database?
  • Ans. 

    SQL query to find second highest salary in database

    • Use ORDER BY and LIMIT to get the second highest salary

    • Assume ties are allowed and use DISTINCT

  • Answered by AI
  • Q4. 4. Difference Between method overloading and method overriding?
  • Ans. 

    Method overloading is having multiple methods with the same name but different parameters. Method overriding is having a method in a subclass with the same name and parameters as a method in its superclass.

    • Method overloading is done within the same class while method overriding is done in different classes (subclass and superclass).

    • Method overloading is achieved by changing the number of parameters or the data type of ...

  • Answered by AI
  • Q5. 5.which is the parent class of all classes in Java?
  • Ans. 

    The parent class of all classes in Java is the Object class.

    • All classes in Java implicitly extend the Object class.

    • The Object class provides basic methods such as toString(), equals(), and hashCode().

    • Any class can override these methods to provide custom implementations.

    • Example: public class MyClass extends Object { ... }

    • Example: Object obj = new MyClass();

  • Answered by AI
  • Q6. Explain your final year project?
  • Q7. Difference between SQL and NoSql database?
  • Ans. 

    SQL databases are relational and use structured query language, while NoSQL databases are non-relational and use various data models.

    • SQL databases are based on a fixed schema, while NoSQL databases are schema-less.

    • SQL databases use tables to store data, while NoSQL databases use various data models like key-value, document, columnar, or graph.

    • SQL databases are better suited for complex queries and structured data, whil...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - All interview process are easy. Intervier just ask basic concept of related to your stream.

Skills evaluated in this interview

I applied via Company Website and was interviewed before Oct 2019. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Tell me about your self

Interview Preparation Tips

Interview preparation tips for other job seekers - Be bold, don't hesitate.

Qualigy Tech Interview FAQs

How many rounds are there in Qualigy Tech interview?
Qualigy Tech interview process usually has 2-3 rounds. The most common rounds in the Qualigy Tech interview process are Resume Shortlist, Aptitude Test and Coding Test.
How to prepare for Qualigy Tech interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Qualigy Tech. The most common topics and skills that interviewers at Qualigy Tech expect are Python, AWS, Java, Devops and Javascript.
What are the top questions asked in Qualigy Tech interview?

Some of the top questions asked at the Qualigy Tech interview -

  1. Can we delete the primary k...read more
  2. Difference between drop and dele...read more
  3. What are trigge...read more

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Qualigy Tech Interview Process

based on 3 interviews

Interview experience

2
  
Poor
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Qualigy Tech Reviews and Ratings

based on 5 reviews

4.0/5

Rating in categories

4.8

Skill development

4.1

Work-life balance

3.8

Salary

4.0

Job security

4.3

Company culture

3.4

Promotions

4.2

Work satisfaction

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