What is the expected output of the following code?

• A.3
• B.5
• C.4
• D.an exception is raised

Comment: *

Name: *

Email: *

Verification: *

If you need a function that does nothing, what would you use instead of XXX? (Select two answers) def idler ( ):
XXX

• A.exit
• B.pass
• C.return
• D.None

Comment: *

Name: *

Email: *

Verification: *

Assuming that the following piece of code has been executed successfully, which of the expressions evaluate to True? (Choose two.)

• A.obj_a is obj_aa
• B.isinstance (obj_b,A)
• C.A.VarA == 1
• D.B.VarA == 1

Comment: *

Name: *

Email: *

Verification: *

Assuming that the following piece of code has been executed successfully, which of the expressions evaluate to True? (Select two answers)

• A.is instance(obj_b,C)
• B.obj_c.get() == 2
• C.C._C__VarA == 2
• D.has atr (B, 'get')

Comment: *

Name: *

Email: *

Verification: *

What is true about Python class constructors? (Choose two.)

• A.the constructor must have at least one parameter
• B.the constructor is a method named __init__
• C.there can be more than one constructor in a Python class
• D.the constructor must return a value other than None

Comment: *

Name: *

Email: *

Verification: *