Talentica Software Software Developer Interview Questions and Answers

Print unique numbers in list

• Iterate through the list and store each number in a set to keep track of unique numbers

• Print out the numbers in the set to display the unique numbers

Closures are functions that have access to variables from their containing scope even after the scope has closed.

• Closures allow functions to access variables from their outer function even after the outer function has finished executing.

• They help in maintaining state in asynchronous operations.

• Closures are commonly used in event handlers and callbacks.

Call, bind, and apply are methods used to manipulate the value of 'this' in JavaScript functions.

• Call: Invokes a function with a specified 'this' value and arguments provided individually.

• Example: func.call(thisArg, arg1, arg2)

• Bind: Creates a new function that, when called, has a specified 'this' value and arguments provided one by one.

• Example: var newFunc = func.bind(thisArg, arg1, arg2)

• Apply: Invokes a function ...read more

Using Streams API to filter and map an array of strings

• Create a stream from the array using Arrays.stream()

• Use filter() to select elements that meet a certain condition

• Use map() to transform each element into a new value

• Use toArray() to convert the stream back into an array

Channels in GoLang facilitate communication between goroutines, enabling synchronization and data exchange.

• Channels are typed conduits for sending and receiving values between goroutines.

• Unbuffered channels block the sender until the receiver is ready, ensuring synchronization.

• Buffered channels allow sending a limited number of values without an immediate receiver.

• Example of unbuffered channel: 'ch := make(chan in...read more

Spring is a framework for building Java applications, while Spring Boot is a tool for quickly creating Spring-based applications.

• Spring provides a comprehensive framework for building Java applications, while Spring Boot is a tool that simplifies and accelerates the process of creating Spring-based applications.

• Spring requires more configuration and setup, while Spring Boot provides a pre-configured environment th...read more