Data handling 28/06/23

Consider the following sequence of statements

a=35

m=a

Following the execution of these statements python has created how many objects and how many references?

• Two integer objects, two references

• One integer object, two references

• One integer object, one references

• Two integer objects, one reference

Which python built in function returns the unique number assigned to an object?

• identity()

• id()

• refnum()

• ref()

The operator used to check if both the operands reference the same object memory is the _______ operator

• in

• is

• id

• ==

For two objects x and y, the expression x is y will yield a True, if and only if

• id(x)==id(y)

• len(x)==len(y)

• x==y

• all of these

Which of the following is not a an immutable type in Python?

• String

• Tuples

• Set

• Dictionary

Python operator always yields the result of __________ datatype

• integer

• floating point

• complex

• all of these

What is the value of the expression 100/25?

• 4

• 4.0

• 2.5

• none of these

What is the value of the expression 100//25

• 4

• 4.0

• 2.5

• none of these

In Python, a variable must be declared before it is assigned a value

• True

• False

• Only in functions

• Only in modules

In python , a variable is assigned a value of one type, and then later assigned a value of different type. This will yield__________

• Warning

• Error

• No error

• None