IQVIA Senior Software Developer Interview Questions and Answers

There were two question on DSA

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');
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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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Array, String are core point for interview, html css , sql will be plus point

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...read more
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