Podcast
Questions and Answers
Which type of exceptions are checked at compile-time in Java?
Which type of exceptions are checked at compile-time in Java?
Answer hidden
What is the purpose of the finally block in a try-catch construct in Java?
What is the purpose of the finally block in a try-catch construct in Java?
Answer hidden
Which class is the root for all exceptions and errors in Java?
Which class is the root for all exceptions and errors in Java?
Answer hidden
What is the process by which an exception is thrown from one method to another or from one part of the program to another called?
What is the process by which an exception is thrown from one method to another or from one part of the program to another called?
Answer hidden
Which type of exceptions are not checked at compile-time in Java?
Which type of exceptions are not checked at compile-time in Java?
Answer hidden
What is the purpose of the throws clause in a method signature in Java?
What is the purpose of the throws clause in a method signature in Java?
Answer hidden
Which of the following is an example of a checked exception in Java?
Which of the following is an example of a checked exception in Java?
Answer hidden
Which type of exceptions typically represent programming errors and are not enforced to be handled or declared by the compiler?
Which type of exceptions typically represent programming errors and are not enforced to be handled or declared by the compiler?
Answer hidden
Which of the following is an example of an error in Java?
Which of the following is an example of an error in Java?
Answer hidden
What is the purpose of custom exceptions in Java?
What is the purpose of custom exceptions in Java?
Answer hidden
What is the purpose of an abstract class in Java?
What is the purpose of an abstract class in Java?
Answer hidden
Which feature allows defining multiple methods with the same name but different parameter lists?
Which feature allows defining multiple methods with the same name but different parameter lists?
Answer hidden
What is the purpose of a static variable/method in Java?
What is the purpose of a static variable/method in Java?
Answer hidden
Which Java feature provides controlled access to a class's attributes?
Which Java feature provides controlled access to a class's attributes?
Answer hidden
What does a method signature in Java consist of?
What does a method signature in Java consist of?
Answer hidden
Which Java concept defines the basic methods for collection classes?
Which Java concept defines the basic methods for collection classes?
Answer hidden
What does the Java Collections framework provide?
What does the Java Collections framework provide?
Answer hidden
Which Java addition introduced Generics, Concurrency Collection Classes, and Comparator?
Which Java addition introduced Generics, Concurrency Collection Classes, and Comparator?
Answer hidden
What does encapsulation in OOP refer to?
What does encapsulation in OOP refer to?
Answer hidden
What is a superclass in OOP?
What is a superclass in OOP?
Answer hidden
What is the purpose of an interface in OOP?
What is the purpose of an interface in OOP?
Answer hidden
What is the key feature of polymorphism in OOP?
What is the key feature of polymorphism in OOP?
Answer hidden
What is method overloading in OOP?
What is method overloading in OOP?
Answer hidden
What is the role of an abstract class in achieving abstraction in OOP?
What is the role of an abstract class in achieving abstraction in OOP?
Answer hidden
What is the main purpose of inheritance in OOP?
What is the main purpose of inheritance in OOP?
Answer hidden
What is the difference between an abstract class and an interface in OOP?
What is the difference between an abstract class and an interface in OOP?
Answer hidden
What is the definition of an object in OOP?
What is the definition of an object in OOP?
Answer hidden
What is the purpose of polymorphism in OOP?
What is the purpose of polymorphism in OOP?
Answer hidden
Which of the following is an example of an unchecked exception in Java?
Which of the following is an example of an unchecked exception in Java?
Answer hidden
What is the purpose of the finally block in a try-catch construct in Java?
What is the purpose of the finally block in a try-catch construct in Java?
Answer hidden
Which of the following is an example of an Error in Java?
Which of the following is an example of an Error in Java?
Answer hidden
What is exception chaining in Java?
What is exception chaining in Java?
Answer hidden
Which of the following is true about method overloading in Java?
Which of the following is true about method overloading in Java?
Answer hidden
What is the primary purpose of an abstract class in Java?
What is the primary purpose of an abstract class in Java?
Answer hidden
What does the Java Collections framework provide?
What does the Java Collections framework provide?
Answer hidden
What is the primary purpose of method overloading in OOP?
What is the primary purpose of method overloading in OOP?
Answer hidden
What does encapsulation in OOP refer to?
What does encapsulation in OOP refer to?
Answer hidden
What is the key feature of polymorphism in OOP?
What is the key feature of polymorphism in OOP?
Answer hidden
Which statement in Java allows you to define a block of code to be tested for errors while it is being executed?
Which statement in Java allows you to define a block of code to be tested for errors while it is being executed?
Answer hidden
What is the technical term for Java stopping and generating an error message when an error occurs?
What is the technical term for Java stopping and generating an error message when an error occurs?
Answer hidden
Which statement in Java allows you to execute code after try-catch, regardless of the result?
Which statement in Java allows you to execute code after try-catch, regardless of the result?
Answer hidden
What statement in Java allows you to create a custom error?
What statement in Java allows you to create a custom error?
Answer hidden
Which of the following is an example of an exception type available in Java for handling errors?
Which of the following is an example of an exception type available in Java for handling errors?
Answer hidden
What is the purpose of the catch statement in Java?
What is the purpose of the catch statement in Java?
Answer hidden
What does the throw statement in Java allow you to do?
What does the throw statement in Java allow you to do?
Answer hidden
If an error occurs in the try block, which statement in Java allows you to define a block of code to be executed?
If an error occurs in the try block, which statement in Java allows you to define a block of code to be executed?
Answer hidden
Which package in Java defines several exception classes, including RuntimeException?
Which package in Java defines several exception classes, including RuntimeException?
Answer hidden
Which type of exceptions in Java are subclasses of the standard type RuntimeException?
Which type of exceptions in Java are subclasses of the standard type RuntimeException?
Answer hidden
Which part of Java automatically imports java.lang into all Java programs?
Which part of Java automatically imports java.lang into all Java programs?
Answer hidden
Which part of Java defines several other types of exceptions related to its various class libraries?
Which part of Java defines several other types of exceptions related to its various class libraries?
Answer hidden
