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12th Computer Science Weekly Test - 4 ( Lists, Tuples, Sets and Dictionary )

St. Britto Hr. Sec. School - Madurai

12th Computer Science Weekly Test - 4 ( Lists, Tuples, Sets and Dictionary )-Aug 2020

Time : 1.30 Hours

Part - A

Multiple Choice Question - Answer All Question

Which of the following Python function can be used to add more than one element within an existing list?

append()
append_more()
extend()
more()

Which of the following datatype enclosed with [ ]?

Tuples
List
Dictionary
Set

What will be the result of the following Python code?
S=[x**2 for x in range(5)]
print(S)

[0,1,2,4,5]
[0,1,4,9,16]
[0,1,4,9,16,25]
[1,4,9,16,25]

Match the following

i) ^ 1) Intersection

ii) | 2) Difference

iii) & 3) Union

iv) _ 4) Symmetric difference

1, 2, 4, 3,
4, 3, 1, 2
3, 4, 1, 2
4, 3, 2, 1

Fill up the blank. dellist [index from __ index to]

,
: :
;

Which of the following operator is used to join two sets in python?

&
^
|
%

How many collection of data types in python?

3
4
2
5

A list is enclosed with _________

{ }
( )
< >
[ ]

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

Dictionary
Set
Tuple
List

__ are used to access all elements from a list.

Branching
Loops
Alternative
Functions

_______ is a powerful feature in python.

Tuple assignment
List assignment
Assignment statement
Set

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

i + = 1

-4
4
0
Error

Choose the incorrect pair from the following:

List= [ ]
Tuple= { }
Set={ }
Dictionary= { }

What is the use of type() function in python?

To create a Tuple
To know the type of an element in tuple.
To know the data type of python object
To create a list.

Which of the following function used to include an element in a list at a desired position?

append ()
extend ()
insert ()
format()

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, ______ is an integer number which can be positive or negative.

Identifier
Keyword
Operators
Index value

Which function is used to set the upper limit in a loop to read all elements of a list?

upper()
limit
len()
loop()

If python sets - 1 as the index value for the last element is called

Oppositive indexing
Tuple indexing
Reverse index
List indexing

What is the output for the following?
a= {1, 2, 2, 3}
print (a)

{1, 2}
{1, 2, 2, 3}
{1,2,3}
{1,2,3}

Which of the following is an ordered collection of values?

Set
Tuples
List
Dictionary

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

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

Write the output for the following.
Tu = {1, 2, 4, 4, 5, 6}
print (Tu (4:))

4,5,6
6
5,6
4,4,5,6

A list or tuple can be converted as set by using ______ function.

List( )
Tuple()
Setlt ()
Set()

Which of the following is an incorrect statement?

(i) A list in python is not a sequence data type
(ii) The elements of list should be specified with in []
(iii) A list can be immutable.
(iv) A list contains another list as an element

i and iii
ii and iv
ii and iii
i,iiandiv

The keys in Python, dictionary is specified by

=
;
+

A set is created using

[ ]
{ }
( )
{ ( ) }

Which of the following can be used to access an element in a list?

Subscript
Function
Integer
Identifier

If List=[17,23,41,10] then List.append(32) will result

[32,17,23,41,10]
[17,23,41,10,32]
[10,17,23,32,41]
[41,32,23,17,10]

In list, the negative index number begin with

0
1
-1
0.1

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