CBSE Python Quiz B22-23

State True or False.

“Identifiers are names used to identify a variable, function in a program”.

• True

• False

Which of the following is a valid keyword in Python ?

• false

• return

• non_local

• none

Given the following Tuple Tup= (10, 20, 30, 50) Which of the following statements will result in an error ?

• print (Tup[0])

• Tup.insert (2, 3)

• print (Tup [1:2])

• print (len (Tup))

Consider the given expression : 5<10 and 12>7 or not 7>4 Which of the following will be the correct output, if the given expression is evaluated ?

• True

• False

• NONE

• NULL

Select the correct output of the code :

S= "Amrit Mahotsav @ 75"

A=S.partition (" ")

print (a)

• ('Amrit Mahotsav','@','75')

• ['Amrit','Mahotsav','@','75']

• ('Amrit', 'Mahotsav @ 75')

• ('Amrit','' , 'Mahotsav @ 75')

Which of the following mode keeps the file offset position at the end of the file ?

• r+

• r

• w

• a

_____ function is used to arrange the elements of a list in ascending order.

• sort()

• arrange()

• ascending()

• asort()

Which of the following operators will return either True or False ?

• +=

• !=

• =

• *=

Which of the following statement(s) would give an error after executing the following code ? Stud={"Murugan" : 100, "Mithu" : 95} # Statement 1

print (Stud[95]) # Statement 2

Stud ["Murugan"]=99 # Statement 3

print(Stud.pop()) # Statement 4

print(Stud) # Statement 5

• Statement 2

• Statement 3

• Statement 4

• Statements 2 and 4

_____ is a number of tuples in a relation.

• Attribute

• Degree

• Domain

• Cardinality