Cognitus Consulting IT Services SAP Abap Consultant Interview Questions and Answers for Experienced

For loop is used for iterating over a range of values while for each loop is used for iterating over elements of an array.

• For loop is used when the number of iterations is known beforehand.

• For each loop is used when the number of iterations is not known beforehand.

• For loop can be used with any iterable object.

• For each loop can only be used with arrays and other iterable objects.

• For loop uses an index variable to access...read more

Design patterns are reusable solutions to common software problems.

• Creational patterns: Singleton, Factory, Abstract Factory, Builder

• Structural patterns: Adapter, Bridge, Composite, Decorator, Facade, Flyweight, Proxy

• Behavioral patterns: Chain of Responsibility, Command, Interpreter, Iterator, Mediator, Memento, Observer, State, Strategy, Template Method, Visitor

• We use design patterns to improve code readability, maint...read more

We are using a variety of technologies, including some of the latest ones.

• We are using React for our front-end development.

• We are also using Node.js for our back-end development.

• We are using Docker for containerization.

• We are using Kubernetes for orchestration.

• We are using AWS for cloud hosting.

• We are constantly evaluating new technologies to see if they can improve our development process.

It depends on the specific requirements and constraints of the project.

• Consider the project's goals and objectives

• Evaluate the available technologies and their capabilities

• Assess the project's budget and timeline

• Consult with stakeholders and experts in the field

• Examples: React vs Angular, MySQL vs MongoDB, Java vs Python