What does typeof document return in a web browser environment?
A). document
B). object
C). function
D). undefined
What does typeof console return in a web browser environment?
A). console
B). object
C). function
D). undefined
What does typeof new Float32Array() return?
A). float32array
B). array
C). object
D). undefined
What does typeof new RangeError('range error') return?
A). rangeerror
B). object
C). function
D). undefined
What is the result of typeof NaN?
A). number
B). NaN
C). undefined
D). object
What does typeof Symbol('id') return?
A). symbol
B). string
C). object
D). undefined
What is the result of typeof new SyntaxError('syntax error')?
A). syntaxerror
B). object
C). function
D). undefined
What is the result of typeof null?
A). null
B). undefined
C). object
D). number
What does typeof new Error('message') return?
A). error
B). object
C). function
D). undefined
What is the result of typeof 'hello'?
A). string
B). object
C). undefined
D). number