Al-Kifah Holding Company Interview Questions and Answers

Java is a high-level programming language known for its platform independence and object-oriented approach.

• Java is widely used for developing desktop, web, and mobile applications.

• It is known for its robustness, security, and scalability.

• Java programs are compiled into bytecode that can run on any Java Virtual Machine (JVM).

• It supports multithreading, exception handling, and automatic memory management.

• Popular framewor...read more

Two types of diagrams used in business analysis are process flow diagrams and use case diagrams.

• Process flow diagrams show the flow of activities and decisions in a process.

• Use case diagrams show the interactions between actors and the system.

• Both diagrams are used to analyze and improve business processes.

• Process flow diagrams can be created using tools like Microsoft Visio.

• Use case diagrams can be created using tools...read more

Extends is a keyword in object-oriented programming that allows a class to inherit properties and methods from another class.

• Extends is used in inheritance to create a subclass that is a modified version of the parent class.

• The subclass inherits all the properties and methods of the parent class and can also have its own unique properties and methods.

• For example, a class Animal can be extended by a subclass Dog, which ...read more

Use case model is a visual representation of the interactions between users and a system.

• Describes the steps a user takes to achieve a goal with a system

• Identifies actors and their roles in the system

• Shows the flow of events and possible alternate paths

• Helps to identify requirements and potential issues

• Example: Use case model for an online shopping system

• Example: Use case model for a banking system