Deloitte Digital fresher Interview Questions and Answers

Encapsulation is the process of hiding implementation details while abstraction is the process of hiding unnecessary details.

• Encapsulation is achieved through access modifiers like public, private, and protected.

• Abstraction is achieved through abstract classes and interfaces.

• Encapsulation protects the data from outside interference while abstraction focuses on the essential features of an object.

• Example of encapsulatio...read more

Sorting code arranges elements in a specific order.

• Choose a sorting algorithm based on the requirements

• Iterate through the array and compare adjacent elements

• Swap the elements if they are not in the desired order

• Repeat until the array is sorted

Skewness is a measure of the asymmetry of a probability distribution.

• Positive skewness means the tail of the distribution is longer on the positive side.

• Negative skewness means the tail of the distribution is longer on the negative side.

• A perfectly symmetrical distribution has a skewness of 0.

• Skewness can affect the interpretation of statistical analyses.