Caizin Interview Questions and Answers

Q1. What is Dependency Injection in Angular, and how do the @Self, @skipSelf, and @Optional decorators function within it?
Ans. 
Dependency Injection in Angular allows for the injection of dependencies into components, services, and other Angular constructs.
• Dependency Injection is a design pattern in which a class receives its dependencies from external sources rather than creating them itself.

• @Self decorator specifies that the dependency should be resolved from the current component or directive, rather than looking up the hierarchy.

• @SkipSelf d...read more
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Q2. CSS flexbox
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Q1. SOLID principles
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Q2. HLD design amazon
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Q1. I had technical round with the Architect. Questions were difference between factory design and builder pattern.
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Q2. Few questions on Azure
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Critical coding problems

Q1. Implement train using linked list, what is dependency injection, method hiding , method overriding
Ans. 
Implementing train using linked list and explaining dependency injection, method hiding and method overriding.
• Train can be implemented using a linked list where each node represents a carriage.

• Dependency injection is a design pattern where dependencies are injected into a class rather than being created within the class.

• Method hiding is when a subclass defines a method with the same name as a method in the superclass, ...read more
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