Verinite Technologies Consultant Interview Questions and Answers

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

Test scenarios to test ATM machine

• Test card insertion and ejection

• Test PIN entry and validation

• Test cash withdrawal and balance update

• Test receipt printing

• Test network connectivity and error handling

SQL joins are used to combine data from two or more tables based on a related column between them.

• There are four types of SQL joins: inner join, left join, right join, and full outer join.

• Inner join returns only the matching rows from both tables.

• Left join returns all the rows from the left table and matching rows from the right table.

• Right join returns all the rows from the right table and matching rows from the left ...read more

=== compares value and type, while == only compares value

• === is stricter than == in type checking

• === returns true only if both operands are of the same type and have the same value

• == performs type coercion, which can lead to unexpected results

• For example, '5' == 5 returns true, but '5' === 5 returns false