IBM Application Development Analyst Interview Questions, Process, and Tips

Use the equals() method in Java to compare two strings for equality.

• Use the equals() method to compare two strings for equality.

• Example: String str1 = "hello"; String str2 = "hello"; if(str1.equals(str2)) { // strings are equal }

Tuple is immutable, list is mutable. Array is fixed size, list is dynamic size.

• Tuple is immutable, meaning its values cannot be changed after creation.

• List is mutable, meaning its values can be changed after creation.

• Array has a fixed size and can only contain elements of the same data type.

• List has a dynamic size and can contain elements of different data types.

• Example: Tuple - (1, 2, 3), List - [1, 'a', True], Array

Reverse a string without using inbuilt function

• Create a new string variable to store the reversed string

• Iterate through the original string from end to start and append each character to the new string

• Return the new string as the reversed string

Yes, I have experience with several frameworks such as Angular, React, and Vue.

• I have worked with Angular for building complex web applications

• I have used React for building single-page applications

• I have experience with Vue for building user interfaces

• I am also familiar with other frameworks such as Ember and Backbone

Synchronisation refers to the process of coordinating multiple devices or systems to work together in harmony.

• It ensures that data is consistent across all devices or systems.

• It prevents conflicts and data loss.

• Examples include synchronising contacts between a phone and a computer, or synchronising data between servers in a distributed system.