Nanga Systems IT Consultant Interview Questions and Answers

HTML program for form validation

• Use HTML form elements like input, select, textarea

• Use JavaScript for validation

• Check for required fields, email format, password strength, etc.

Java program to detect if a given number is prime

• Check if the number is divisible by any number from 2 to its square root

• If not, then it is a prime number

• Optimization: Only check for odd numbers after 2

Inheritance is a mechanism in OOP where a new class is derived from an existing class. An interface is a collection of abstract methods.

• Inheritance allows code reusability and helps in creating a hierarchy of classes.

• Java supports single and multiple inheritance through interfaces.

• An interface is a contract that specifies the methods that a class must implement.

• Java does not support multiple inheritance through classes

Impulsion refers to a sudden strong urge or impulse to do something.

• It is a sudden and strong urge to act on something

• It can be positive or negative in nature

• It can be caused by various factors such as emotions, instincts, or external stimuli

• Examples include impulsive buying, impulsive behavior, impulsive decision-making

Requirements gathering involves identifying and documenting the needs and expectations of stakeholders.

• Conduct interviews with stakeholders

• Use surveys and questionnaires

• Observe current processes and workflows

• Analyze existing documentation

• Facilitate group discussions and workshops

Business analysis involves identifying business needs and determining solutions to business problems.

• Identify business objectives and goals

• Gather and analyze data

• Identify business problems and opportunities

• Develop and evaluate potential solutions

• Communicate findings and recommendations

• Implement and monitor solutions

Workshops can be conducted by following a structured approach that includes planning, preparation, facilitation, and evaluation.

• Define the objectives and goals of the workshop

• Identify the target audience and participants

• Create an agenda and outline the topics to be covered

• Prepare materials and resources needed for the workshop

• Choose an appropriate venue and set up the necessary equipment

• Facilitate the workshop by engag...read more