Technical Development Lead Interview Questions and Answers

B2B focuses on selling products or services to other businesses, while B2C focuses on selling products or services to individual consumers.

• B2B transactions typically involve larger order sizes and longer sales cycles compared to B2C.

• B2B marketing often targets a specific niche audience or industry, while B2C marketing targets a broader consumer base.

• B2B relationships are usually more formal and based on long-term partnerships, whereas B2C relationships are more transactional ...read more

Java 17 introduces new features like sealed classes, pattern matching for switch statements, and more.

• Sealed classes restrict which classes can be subclasses, enhancing encapsulation and maintainability.

• Pattern matching for switch statements simplifies code by allowing patterns in case labels.

• New APIs like JEP 356: Enhanced Pseudo-Random Number Generators provide improved security and performance.

• JEP 382: New macOS Rendering Pipeline improves the performance of Java applicati...read more

Multithreading in Java allows multiple threads to execute concurrently, improving performance and responsiveness.

• Create a class that implements the Runnable interface or extends the Thread class

• Override the run() method to define the code to be executed in the thread

• Use the start() method to start the thread

• Use synchronization to prevent race conditions and ensure thread safety

• Use the join() method to wait for a thread to finish before continuing execution

Exception propagation is the process of passing an exception up the call stack until it is caught and handled.

• Exceptions are thrown when an error occurs in a program.

• If an exception is not caught and handled in a method, it is propagated to the calling method.

• This continues until the exception is caught and handled or reaches the top of the call stack.