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12th Computer Science Monthly Test - 2 ( Lists, Tuples, Sets and Dictionary )

St. Britto Hr. Sec. School - Madurai

12th Computer Science Monthly Test - 2 ( Lists, Tuples, Sets and Dictionary )-Aug 2020

Time : 2.30 Hours

Part - A

Multiple Choice Question - Answer All Question

In a nested tuple, each tuple is considered as a (n) ______

Function
Tuple
List
Set

If List=[10,20,30,40,50] then List[2]=35 will result

[35,10,20,30,40,50]
[10,20,30,40,50,35]
[10,20,35,40,50]
[10,35,30,40,50]

Which of the following set operation includes all the elements that are in two sets but not the one that are common to two sets?

Symmetric difference
Difference
Intersection
Union

The _______ function in python is used to find the length of a list.

len()
length()
listlength ()
lenlist ()

Predict the output for the following.
mylist = [34, 45, 48]
print(mylist. append (90))

34, 45,48,90
90, 34, 45,48
34,45,90, 48
34,45,90,48

___________represents an abstraction of the sequence of numbers

Dictionary
List
Set
Tuple

Iterating _______ is faster than list.

List
Set
Tuples
Dictionary ()

What is the output for the following?
li = [36, 12, 12]
x = mylist. index ( 12)
print (x)

0
1
2
1.5

What is the output for the following?
li = list (range (2, 5, 2))
print (li)

[2, 4]
[2, 3, 4]
[2, 3, 4, 5]
[2, 3, 4]

In Python, a ____ is a mixed collection of elements but it stores a key along with its element?

Dictionary
Set
Tuple
List

Tuples are enclosed with ________

[ ]
{ }
( )
< >

Which function is used to convert the result of range () function in to list?

convert()
range()
list()
listrange ()

How many times the following loop executes?
li = [10, 23, 41, 75]
i= 0
while i > = - 4:

i + = 1

-4
4
0
Error

Pick odd one in connection with collection data type

List
Tuple
Dictionary
Loop

The __________ com can be used to delete an entire tuple

del
delete
remove
deletetuple

Part - B

Generic 2 - Answer All Question

Python program to update/change single value
MyList = [2, 4, 5, 8, 10]
print ("MyList elements before update... ")
for x in MyList:
print (x)
MyList[2] = 6
print ("MyList elements after updation... ")
for y in MyList:
print (y)

Write a program that creates a list of numbers from 1 to 20 that are divisible by 4
What is nested list? Give example.

Write a program to swap two values using tuple assignment.

How will you create a set using list or tuple? Give an example.

Give an example of joining two tuples.

Write a python program to generate the squares of even numbers between 1 and 10 using the concept of list comprehensions.

What is the use of tuple () function? Give example.

Part - C

Generic 3 - Answer All Question

Explain with an example how will you create a tuple with a single element.

Write the equivalent python statement for the following
(i) c =A I B
(ii) C =A&B
(iii) C =A-B
(iv) C =A^ B

What are the difference between List and Dictionary?

Explain the difference between del and clear( ) in dictionary with an example.

What are the advantages of Tuples over a list?

Write a program to define a list of countries that are a member of BRICS. Check whether a county is member of BRICS or not.
What is the output for the following code?

How will create a set in python? Give an example.

Part - D

Generic 5 - Answer All Question

How will access all elements of a list? Explain with an example.

Write a program that has-a list of positive and negative numbers. Create a new tuple that has only positive numbers from the list.
Write a python program to read marks of six subjects and to print the marks scored in each subject and show the total marks.

What is nested tuple? Explain with an example.

Explain remove(), pop() and dear() used in list with an example.

What is the purpose of range( )? Explain with an example.

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