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Parexel International Software Engineer Interview Questions and Answers
Parexel International Software Engineer Interview Experiences
1 interview found
I applied via Company Website and was interviewed in Jul 2024. There was 1 interview round.
(3 Questions)
- Q1. Anagram of two strings in java
- Ans.
Java program to check if two strings are anagrams
Create a function that takes two strings as input
Convert both strings to character arrays and sort them
Check if the sorted arrays are equal to determine if they are anagrams
- Q2. Insert and select query in MySQL
- Ans.
Insert and select data in MySQL using SQL queries
Use INSERT INTO table_name (column1, column2, ...) VALUES (value1, value2, ...); to insert data
Use SELECT * FROM table_name; to select all data from a table
Use SELECT column1, column2 FROM table_name WHERE condition; to select specific data based on a condition
- Q3. Get and Post APIs in rest
- Ans.
GET and POST are HTTP methods used in REST APIs for retrieving and sending data.
GET method is used to retrieve data from a server
POST method is used to send data to a server
GET requests are idempotent, while POST requests are not
GET requests should only be used for retrieving data, not for modifying data
Example: GET request to retrieve a list of users - GET /users
Example: POST request to create a new user - POST /users
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Software Engineer Jobs at Parexel International
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(3 Questions)
- Q1. SQL interview question
- Q2. Stored Procedure and function differences
- Ans.
Stored procedures are precompiled and stored in the database, while functions are compiled and stored in memory.
Stored procedures are precompiled and stored in the database for reuse.
Functions are compiled and stored in memory for faster execution.
Stored procedures can return multiple values, while functions return a single value.
Functions can be called from within a stored procedure, but stored procedures cannot be ca
- Q3. SQL query flow and window function they will ask
Interview Preparation Tips
I applied via Approached by Company and was interviewed in Aug 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Explain Behaviour subject in Angular.
- Ans.
Behaviour subject in Angular is a special type of subject that allows both subscribing and emitting values.
BehaviourSubject is a type of subject in RxJS library.
It has an initial value that will be emitted to new subscribers.
It stores the latest value and emits it immediately to new subscribers.
Example: const subject = new BehaviorSubject('initial value');
Example: subject.next('new value');
- Q2. Explain Design Principles
- Ans.
Design principles are guidelines for designing software solutions that are maintainable, scalable, and efficient.
Design principles help in creating software that is easy to understand, modify, and maintain.
They promote code reusability, modularity, and flexibility.
Examples of design principles include SOLID principles, DRY (Don't Repeat Yourself), KISS (Keep It Simple, Stupid), and YAGNI (You Aren't Gonna Need It).
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I applied via Walk-in and was interviewed in Dec 2024. There was 1 interview round.
It was good test with mathematical learning
Array, String are core point for interview, html css , sql will be plus point
(1 Question)
- Q1. What if you stuck in middle of assign task? how you gonna tackle it
- Ans.
If stuck in the middle of an assigned task, I would follow a systematic approach to tackle it.
Analyze the problem and identify the specific issue causing the blockage
Break down the task into smaller subtasks and prioritize them
Seek help or guidance from colleagues or seniors if necessary
Research and gather relevant information or resources to overcome the obstacle
Experiment with different solutions and evaluate their e...
Interview Preparation Tips
(2 Questions)
- Q1. Self and other tools
- Q2. Jenkins Linux Ansible git AWS
SHAHABUDDIN RAJA
There were two question on DSA
Full Stack Software Developer Interview Questions & Answers
O2H Group
Anonymous
posted on 30 Sep 2024
About full stack, and personal development
Coding and skill based test
Complexity level - moderate. Basic concepts.
(2 Questions)
- Q1. Questions to assess how independently a candidate can work.
- Q2. - Can you work independently? - Can you work under pressure in a dynamic environment?
- Ans.
Yes, I have experience working independently and thrive in dynamic environments.
I have successfully completed multiple projects on my own, demonstrating my ability to work independently.
I am comfortable making decisions and solving problems without constant supervision.
I have experience working in fast-paced environments where I had to adapt quickly to changing priorities and deadlines.
I applied via Approached by Company and was interviewed in Aug 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Explain Behaviour subject in Angular.
- Ans.
Behaviour subject in Angular is a special type of subject that allows both subscribing and emitting values.
BehaviourSubject is a type of subject in RxJS library.
It has an initial value that will be emitted to new subscribers.
It stores the latest value and emits it immediately to new subscribers.
Example: const subject = new BehaviorSubject('initial value');
Example: subject.next('new value');
- Q2. Explain Design Principles
- Ans.
Design principles are guidelines for designing software solutions that are maintainable, scalable, and efficient.
Design principles help in creating software that is easy to understand, modify, and maintain.
They promote code reusability, modularity, and flexibility.
Examples of design principles include SOLID principles, DRY (Don't Repeat Yourself), KISS (Keep It Simple, Stupid), and YAGNI (You Aren't Gonna Need It).
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