Bit Order Technologies Interview Questions and Answers

Easy questions on Salesforce development

Q1. Basic Apex questions
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Q2. Basic admin related questions
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Q3. Basic LWC questions
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Q4. Scenario based questions on Security model of salesforce
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50 mins MCQ test on Java Concepts and Aptitude. Questions were easy but need to solve quickly.

Q1. What are interfaces on Java?
Ans. 
Interfaces in Java are like blueprints for classes, defining methods that must be implemented by classes that implement the interface.
• Interfaces in Java are used to achieve abstraction and multiple inheritance.

• Interfaces can have abstract methods, default methods, and static methods.

• Classes can implement multiple interfaces but can only extend one class.

• Example: interface Shape { void draw(); }

• Example: class Circle imp...read more
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Q2. What are abstract classes in Java?
Ans. 
Abstract classes in Java are classes that cannot be instantiated and may contain abstract methods.
• Cannot be instantiated directly

• May contain abstract methods that must be implemented by subclasses

• Can have both abstract and non-abstract methods

• Used for creating a template for other classes to extend
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Q3. What is the difference between method overloading and method overriding?
Ans. 
Method overloading is having multiple methods in the same class with the same name but different parameters, while method overriding is redefining a method in a subclass with the same name and parameters as in the superclass.
• Method overloading is resolved at compile time based on the method signature, while method overriding is resolved at runtime based on the object type.

• In method overloading, the return type may or m...read more
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The coding test was basically on basics MCQs on Java, pseudo code, find the errors in a given code snippet and finally a simple scenario based program.

Q1. The round 2 was for technical interview. 1. Java related questions on OOPs, exception handling, collections, for loops.
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Q2. Why java is a secure and platform independent
Ans. 
Java is secure due to its bytecode verification process and platform independent due to its write once, run anywhere philosophy.
• Java code is compiled into bytecode which is executed by the Java Virtual Machine (JVM). The JVM verifies the bytecode before executing it, ensuring that it is safe and secure.

• Java's platform independence is due to its 'write once, run anywhere' philosophy. Java code can be compiled on one pla...read more
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Q1. Tell me about yourself
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Q2. Brief about your project
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Q3. How many members are there in your family
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