50 questions (3)

What symbol is used to denote the start of a line in regular expressions?

• ^

• $

• *

• +

Which Python method is used to read the contents of a file?

• read()

• load()

• open()

• readfile()

How to create an infinite loop using a while loop?

• while True:

• for i in range(10):

• while False:

• for i in range(0, 10):

What is the keyword for defining a for loop in Python?

• iterate

• loop

• for

• repeat

Which of the following data types is used to store integers?

• str

• float

• int

• bool

What is the keyword for defining a new class in Python?

• class

• object

• define

• new

Which characters represent zero or more occurrences in regular expressions?

• ?

• +

• *

• {}

How to close a file after using it in Python?

• close()

• end()

• stop()

• terminate()

How to check if a file exists in Python?

  

• file.exists()

• os.exists(file)

• os.path.exists(file)

• file.check()

How to change the data type of a variable in Python?

• convert()

• type()

• modify()

• change_type()