Flamboyanz Software Interview Questions and Answers

The top 10 and bottom 10 employees based on their rank need to be identified.

• Sort the employees based on their rank in ascending order.

• Select the top 10 employees from the sorted list.

• Select the bottom 10 employees from the sorted list.

Aggregation is the process of combining and summarizing data from multiple sources into a single result.

• Aggregation involves grouping data together and performing a mathematical operation on the grouped data.

• Common aggregation functions include sum, average, count, min, and max.

• For example, calculating the total sales revenue for each month by summing the sales amounts for all transactions in that month.

Use a subquery with WHERE NOT IN to select data from table A not in table B.

• Create a subquery to select data from table B

• Use WHERE NOT IN to filter out data from table A that is in table B

• Example: SELECT * FROM tableA WHERE columnA NOT IN (SELECT columnB FROM tableB)

Scrum is an agile project management framework that emphasizes teamwork, accountability, and iterative progress.

• Scrum involves breaking down a project into small, manageable tasks called user stories.

• It includes daily stand-up meetings to discuss progress, obstacles, and plans for the day.

• Scrum also utilizes sprint planning meetings to determine the work to be done in a sprint, typically 2-4 weeks long.

• At the end of ea...read more

CR stands for Change Request, it is a formal proposal to modify a system or product.

• CR is typically submitted when there is a need to make changes to the requirements, design, or functionality of a system.

• CRs should be documented, reviewed, approved, and tracked throughout the change process.

• Handling CR involves assessing the impact of the change, estimating resources needed, prioritizing changes, and implementing them...read more

A constructor is a special method in a class that initializes objects when they are created.

• Constructors have the same name as the class.

• They do not have a return type, not even void.

• Example: In Java, 'public ClassName() { }' is a constructor.

• Constructors can be overloaded, allowing multiple ways to initialize an object.

• Example: 'public ClassName(int value) { this.value = value; }' initializes with an integer.

A Promise in JavaScript is an object representing the eventual completion or failure of an asynchronous operation.

• Promises have three states: pending, fulfilled, and rejected.

• You can create a promise using the Promise constructor: `let myPromise = new Promise((resolve, reject) => { ... });`

• To handle fulfilled or rejected promises, use `.then()` and `.catch()`: `myPromise.then(result => { ... }).catch(error => ...read more

A constructor is a special method in a class that initializes objects when they are created.

• Constructors have the same name as the class they belong to.

• They do not have a return type, not even void.

• Example: In Java, 'public ClassName() { }' is a default constructor.

• Constructors can be overloaded to provide different ways to initialize an object.

• Example: 'public ClassName(int value) { this.value = value; }' initializes ...read more

Inheritance in programming allows a class to inherit properties and methods from another class, promoting code reusability.

• Single Inheritance: A class inherits from one superclass. Example: Class B inherits from Class A.

• Multiple Inheritance: A class inherits from multiple superclasses. Example: Class C inherits from Class A and Class B.

• Multilevel Inheritance: A class inherits from a superclass, which is also a subclass...read more

This code merges two strings by alternating their characters, creating a new combined string.

• Use a loop to iterate through both strings simultaneously.

• Handle cases where strings are of different lengths by appending remaining characters.

• Example: merge('abc', '123') results in 'a1b2c3'.

• Example: merge('abc', '12') results in 'a1b2c'.