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What is the primary use of the ‘super’ keyword in Java?
A. To invoke the constructor of the parent class
B. To define a subclass
C. To handle exceptions
D. To implement multiple inheritance
Answer: To invoke the constructor of the parent class
Which of the following is used to create an object in Python?
A. ClassName object = new ClassName();
B. object = ClassName()
C. ClassName object();
D. new ClassName(object);
Answer: object = ClassName()
Which of the following is a Python built-in data type?
A. int
B. double
C. float
D. long
Answer: int
Which of the following is not a primitive data type in Java?
A. int
B. char
C. boolean
D. String
Answer: String
Which of the following is a valid variable declaration in JavaScript?
A. var 2name;
B. let _name;
C. int name;
D. char name;
Answer: let _name;
In Java, which keyword is used to inherit a class?
A. extends
B. inherits
C. super
D. parent
Answer: extends
What is the extension of JavaScript files?
A. .js
B. .java
C. .py
D. .cpp
Answer: .js
Which keyword is used in Python to handle exceptions?
A. try-except
B. catch
C. throw
D. handle
Answer: try-except
In C++, which operator is used to access the address of a variable?
A. &
B. *
C. %
D. #
Answer: &