Al Kabeer Interview Questions and Answers

JOINS are used in SQL to combine data from two or more tables based on a related column.

• Inner JOIN returns only the matching rows from both tables

• Equi JOIN is a type of Inner JOIN where the join condition is based on equality between two columns

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column

Divide array in two halves and keep each half in ascending order without using new Array.

• Use Array.sort() method to sort the original array

• Use Array.slice() method to divide the array into two halves

• Use Array.reverse() method to reverse the second half of the array

Interfaces are contracts that define a set of methods and properties that a class must implement.

• Interfaces provide a way to achieve abstraction and polymorphism in object-oriented programming.

• They allow for loose coupling between classes and promote code reusability.

• Interfaces can be used to define common behavior across multiple classes.

• Example: IDisposable interface in C# ensures that an object can be properly dispo...read more

Inheritance is a mechanism in object-oriented programming where a class is based on another class.

• Inheritance allows a subclass to inherit properties and methods from a superclass.

• The subclass can also add its own properties and methods.

• Examples include a Car class inheriting from a Vehicle class, or a Dog class inheriting from an Animal class.

Possible reasons for an unreachable URL

• Server is down

• Incorrect URL

• DNS resolution failure

• Firewall or security settings

• Network connectivity issues

I am a customer-oriented professional with excellent communication skills and a passion for providing exceptional service.

• Strong interpersonal skills

• Ability to empathize with customers

• Effective problem-solving abilities

• Experience in handling customer complaints and inquiries

• Proficient in using customer support software

• Proven track record of meeting customer satisfaction goals

I am choosing your company because of your excellent reputation and commitment to customer satisfaction.

• Your company has a proven track record of providing exceptional customer care.

• I have heard positive feedback from friends and colleagues about their experiences with your company.

• Your company's values align with my own, particularly in regards to prioritizing customer satisfaction.

• I am impressed by the range of servi...read more

I would invest a portion of the money, donate to charity, and use the rest for personal expenses.

• Invest a portion of the money to secure future financial stability

• Donate a portion to charity to help those in need

• Use the remaining amount for personal expenses such as travel, home improvements, and savings

I would like to be a dolphin because of their intelligence, agility, and ability to swim freely in the ocean.

• Dolphins are known for their high level of intelligence and problem-solving abilities.

• They are incredibly agile and can swim at high speeds, performing acrobatic jumps and flips.

• Being a dolphin would allow me to explore the vastness of the ocean and interact with other marine creatures.

• Dolphins are highly social...read more

Yes, I can write code for printing a star in Java.

• Create an array of strings to represent the star

• Use a loop to iterate through each row of the array

• Use another loop to iterate through each column of the array

• Print the value at each row and column position

• Example: String[] star = {" * ", " *** ", "*****", " *** ", " * "};

• Example: for (String row : star) { System.out.println(row); }