Dart Programming Quiz

What does print('Hello Dart'); do?

• Compiles the program only

• Prints Hello Dart to stdout

• Saves text to a file

• Throws an exception

Which of the following is a boolean literal in Dart?

• 'true'

• True

• true

• 1

What is the default value of an uninitialized top-level variable in Dart?

• 0

• ""

• null

• false

What is the output of print(3.14);?

• 3.14

• '3.14'

• 314

• Error

Which keyword allows any type at runtime in Dart?

• var

• dynamic

• Object

• const

What is num in Dart?

• A supertype of int and double

• A subtype of double only

• Used only for decimals

• Not a Dart type

What will the following code print? var s = 'dart'; print('Hi $s');

• dart

• Hi dart

• Hi s

• Error

What will the following code print? print('da' * 3);

• dadada

• da3

• da da da

• Error

What does the escape sequence \n do in Dart strings?

• Prints \n literally

• Creates a new line

• Adds a tab

• Throws an error

Which escape sequence is used to print a double quote inside a string?

• '

• \

• "

• /