What is the value of the expression (true
A).
B). false) && (true && false) in JavaScript?
C). 1
D). 0
What is the value of the expression true && false in JavaScript?
A). 1
B). 0
C). Error
D). null
Which of the following represents an array in JavaScript?
A). {name: 'John', age: 30}
B). 'Hello'
C). [1, 2, 3]
D). 1
Which of the following represents a string value in JavaScript?
A). {name: 'John', age: 30}
B). 42
C). 'Hello, World!'
D). 1
Which of the following represents an object in JavaScript?
A). [1, 2, 3]
B). 42
C). {name: 'Alice', age: 30}
D). 1
What does the expression (5 > 3) evaluate to in JavaScript?
A). 1
B). 0
C). undefined
D). null
What is the result of the expression 10 + '5' in JavaScript?
A). 105
B). '15'
C). 15
D). '105'
What is the data type of the value 'Hello, World!' in JavaScript?
A). Number
B). String
C). Boolean
D). Array
What is the value of the expression !(5 > 3) in JavaScript?
A). 1
B). 0
C). Error
D). null
Which of the following represents a Boolean value in JavaScript?
A). 'true'
B). '42'
C). 'null'
D). 'undefined'