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Abstraction is the process of hiding complex implementation details and exposing only the necessary information.
Abstraction is a fundamental concept in object-oriented programming.
It allows us to create simplified models of complex systems.
Abstraction can be achieved through the use of abstract classes and interfaces.
For example, a car can be abstracted as a vehicle with wheels, an engine, and a steering wheel.
Abstract...
Multiple inheritance is not supported in Apex. Workarounds include using interfaces or wrapper classes.
Apex does not support multiple inheritance
Use interfaces to achieve similar functionality
Wrapper classes can also be used as a workaround
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...
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