Web Services Development MCQs with Answers
Practice important Web Services Development MCQs with answers and explanations.
Chapter: 8
Q221:
Which statement about structured programming is true?
A. It uses nested blocks to organize code.
B. It eliminates the need for loops.
C. It is only applicable to object-oriented languages.
D. It does not allow conditional execution.
Correct Answer:
A
Chapter: 8
Q222:
The 'if-else' statement in programming allows for _______. Conditional execution based on a Boolean expression
A. Repeated execution of code
B. A block of code to execute if a variable is not initialized
C. Execution of code in a random order
Correct Answer:
A
Chapter: 8
Q223:
The syntax of a 'for' loop includes specifying the _______. Initialization, condition, and update of a control variable
A. Initialization, condition, and function calls
B. Only the update of the control variable
C. Initialization and condition only
Correct Answer:
A
Chapter: 8
Q224:
In a 'while' loop, the condition is evaluated _______. Before executing the loop body
A. After executing the loop body
B. Only once during initialization
C. At random intervals
Correct Answer:
A
Chapter: 8
Q225:
Which loop guarantees that the loop body will execute at least once?
A. While loop
B. Do..while loop
C. For loop
D. None of the above
Correct Answer:
B
Chapter: 8
Q226:
The primary purpose of using structured programming is to _______. Reduce complexity and ensure clear flow of control
A. Increase the complexity of code
B. Remove all conditional statements
C. Make the code less reliable
Correct Answer:
A
Chapter: 8
Q227:
Data duplication is considered the _______ level of duplication. Most basic
A. Most complex
B. Intermediate
C. Least relevant
Correct Answer:
A
Chapter: 8
Q228:
In object communication, an object calls a method of another object to _______. Perform some behavior or return a value
A. Change its own state
B. Destroy the object
C. Ignore the method call
Correct Answer:
A
Chapter: 8
Q229:
Reference variables in programming _______. Store the address of an object and do not create duplicate objects
A. Create new objects each time they are assigned
B. Increase memory usage significantly
C. Change the original object’s data directly
Correct Answer:
A
Chapter: 8
Q230:
Which type of association indicates a strong relationship where parts are deleted with the composite?
A. Aggregation
B. Composition
C. Association
D. Generalization
Correct Answer:
B
Chapter: 8
Q231:
Encapsulation in Object-Oriented Programming is used to _______. Bind data and functions together and hide details from outside interference
A. Only bind data without functions
B. Separate data and functions into different classes
C. Expose all implementation details to the user
Correct Answer:
A
Chapter: 9
Q232:
What are the two main types of modifiers in Java?
A. Access and non-access
B. Static and final
C. Public and private
D. Class and interface
Correct Answer:
A
Chapter: 9
Q233:
Which access modifier allows access from any class in the Java universe?
A. Protected
B. Private
C. Public
D. Default
Correct Answer:
C
Chapter: 9
Q234:
Methods declared ______ in a superclass must either be protected or public in subclasses.
A. private
B. public
C. protected
D. final
Correct Answer:
C
Chapter: 9
Q235:
Fill in the blank: A class declared as ______ cannot be subclassed.
A. abstract
B. final
C. static
D. synchronized
Correct Answer:
B
Chapter: 9
Q236:
Which modifier is used to create methods that can be accessed without an instance of the class?
A. final
B. static
C. synchronized
D. volatile
Correct Answer:
B
Chapter: 9
Q237:
Which of the following cannot be declared as protected?
A. Methods
B. Variables
C. Classes
D. Interfaces
Correct Answer:
C
Chapter: 9
Q238:
What keyword is used to declare a method that will be implemented in other languages?
A. native
B. synchronized
C. volatile
D. transient
Correct Answer:
A
Chapter: 9
Q239:
Fill in the blank: The ______ modifier is used to prevent the modification of a field’s content after it is initialized.
A. final
B. static
C. abstract
D. transient
Correct Answer:
A
Chapter: 9
Q240:
The static modifier is used to create ______.
A. instance methods
B. class variables
C. instance variables
D. abstract methods
Correct Answer:
B