Sse Programmer Analyst Interview Questions and Answers

Salary expectation is the amount of money a candidate hopes to earn in a particular job position.

• Salary expectation is based on factors such as experience, education, industry standards, and location.

• Candidates should research average salaries for similar positions to determine a realistic expectation.

• It is important to consider benefits, bonuses, and other perks when discussing salary expectations.

• Candidates can negotiate their salary based on their skills and the value they...read more

Multiple inheritance is a feature in object-oriented programming where a class can inherit attributes and methods from more than one parent class.

• Allows a class to inherit from multiple parent classes

• Can lead to the Diamond Problem where ambiguity arises when a class inherits from two classes that have a common ancestor

• Languages like C++ support multiple inheritance

Java is a high-level programming language known for its portability, security, and object-oriented features.

• Java is platform-independent, meaning it can run on any device with a Java Virtual Machine (JVM)

• It is object-oriented, allowing for modular and reusable code

• Java is known for its security features, such as sandboxing to prevent malicious code execution

• Popular Java frameworks include Spring, Hibernate, and Android SDK

Polymorphism is the ability of a function or method to behave differently based on the object it is called with.

• Polymorphism allows objects of different classes to be treated as objects of a common superclass.

• There are two types of polymorphism: compile-time (method overloading) and runtime (method overriding).

• Example: Animal class with methods eat() and sleep(). Dog and Cat classes can override these methods to have their own behavior.

Twitter system design involves components like user authentication, tweet storage, timeline generation, and scalability.

• User authentication: Implement OAuth for secure login.

• Tweet storage: Use databases like MySQL or NoSQL for storing tweets.

• Timeline generation: Use algorithms to fetch and display tweets in user timelines.

• Scalability: Implement sharding and load balancing for handling large user base.

• Real-time updates: Use WebSockets for real-time notifications.