What does typeof true return?
A). number
B). boolean
C). undefined
D). object
What does typeof function() {} return?
A). function
B). object
C). method
D). undefined
What is the result of typeof window in a web browser environment?
A). window
B). object
C). function
D). undefined
What does typeof 42 return?
A). number
B). string
C). boolean
D). undefined
What does typeof { name: 'John' } return?
A). object
B). array
C). function
D). undefined
What is the result of typeof undefined?
A). undefined
B). object
C). string
D). number
What does typeof Symbol('id') return?
A). symbol
B). string
C). object
D). undefined
What is the result of typeof new Float64Array()?
A). float64array
B). array
C). object
D). undefined
What is the result of typeof new SyntaxError('syntax error')?
A). syntaxerror
B). object
C). function
D). undefined
What does typeof new Float32Array() return?
A). float32array
B). array
C). object
D). undefined