Python IITU 2017

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Question 1 of 180

1. What is the output of print str if str = 'Hello World!'?

Select one of the following:

Hello World
Hello World!
World
‘Hello World!’

Explanation

Question 2 of 180

What is the output of print str * 2 if str = 'Hello World!'?

Select one of the following:

Hello World
Hello World! Hello World!
World
‘Hello World! Hello World

Explanation

Question 3 of 180

Which of the following is correct about dictionaries in python?

Select one of the following:

Python's dictionaries are kind of hash table type
They work like associative arrays or hashes found in Perl and consist of key-value pairs
A dictionary key can be almost any Python type, but are usually numbers or strings. Values, on the other hand, can be any arbitrary Python object
All of the above

Explanation

Question 4 of 180

What is the output of print tinylist * 2 if tinylist = [123, 'john']?

Select one of the following:

[123, ‘john’, 123, ‘john’]
[123, 'john'] * 2
Error
[123, 'john']

Explanation

Question 5 of 180

What is the output of print str[2:] if str = 'Hello World!'?

Select one of the following:

llo World!
H
llo
Hello World!

Explanation

Question 6 of 180

What is the output of len([1, 2, 3])?

Select one of the following:

Explanation

Question 7 of 180

What is the output of print str * 2 if str = 'Hello World!'?

Select one of the following:

Hello World!Hello World!
Hello World! * 2
error
2

Explanation

Question 8 of 180

Which of the following function convert an integer to a character in python?

Select one of the following:

set(x)
dict(d)
frozenset(s)
chr(x)

Explanation

Question 9 of 180

Which of the following function checks in a string that all characters are in lowercase?

Select one of the following:

islower()
isnumeric()
isspace()
istitle()

Explanation

Question 10 of 180

Which of the following function returns the max alphabetical character from the string str?

Select one of the following:

lower()
lstrip()
max(str)
min(str)

Explanation

Question 11 of 180

Which of the following is correct about Python?

Select one of the following:

It supports functional and structured programming methods as well as OOP.
It can be used as a scripting language or can be compiled to byte-code for building large applications.
It provides very high-level dynamic data types and supports dynamic type checking.
All of the above

Explanation

Question 12 of 180

What is the output of L[1:] if L = [1,2,3]?

Select one of the following:

2,3
2
3
None of the above.

Explanation

Question 13 of 180

What is the output of L[-2] if L = [1,2,3]?

Select one of the following:

1
2
3
-2

Explanation

Question 14 of 180

What is the following function sorts a list?

Select one of the following:

list.reverse()
list.sort()
list.pop(obj=list[-1])
list.remove(obj)

Explanation

Question 15 of 180

State the output that would be produced from the following statement, when written in Python code: print “3”+”3”

Select one of the following:

Explanation

Question 16 of 180

State the output that would be produced from the following statement, when written in Python code: print 3+3

Select one of the following:

Explanation

Question 17 of 180

State the output that would be produced from the following statement, when written in Python code: print “3” * 3

Select one of the following:

Explanation

Question 18 of 180

What is the output of print str[2:5] if str = 'Hello World!'?

Select one of the following:

llo World!
H
llo
None of the above.

Explanation

Question 19 of 180

Which of the following function converts a string to all uppercase?

Select one of the following:

upper()
isdecimal()
swapcase()
title()

Explanation

Question 20 of 180

Which of the following function converts a string to all lowercase?

Select one of the following:

upper()
isdecimal()
lower()
title()

Explanation

Question 21 of 180

Functions must be deﬁned ﬁrst ____________ they can be called

Select one of the following:

Before
After
Between
At the same time

Explanation

Question 22 of 180

What is the output of for x in [1, 2, 3]: print x?

Select one of the following:

X x x
1 2 3
Error
1,2,3

Explanation

Question 23 of 180

What is the output when following statement is executed print “a”+ “bc” ?

Select one of the following:

Explanation

Question 24 of 180

What is the output when we execute print (list("hello"))?

Select one of the following:

[‘h’, ’e’, ’l’, ‘l’, ‘o’]
[‘hello’]
[‘llo’]
{‘hello’}

Explanation

Question 25 of 180

What is the output from the following code str1="helloworld", str1[::-1]?

Select one of the following:

dlrowolleh
hello
world
helloworld

Explanation

Question 26 of 180

Suppose list1 is [2, 33, 222, 14, 25], What is list1[:-1]?

Select one of the following:

[2, 33, 222, 14]
Error
25
[25, 14, 222, 33, 2]

Explanation

Question 27 of 180

Which of the following is a Python tuple?

Select one of the following:

[1, 2, 3]
(1, 2 ,3)
{1, 2, 3}
{}

Explanation

Question 28 of 180

Is Python case sensitive when dealing with identifiers?

Select one of the following:

Explanation

Question 29 of 180

Which of the following cannot be a variable?

Select one of the following:

__init__
in
it
on

Explanation

Question 30 of 180

Supports ‘Last in, ﬁrst out’ ordering of data

Select one of the following:

Queue
Stack
Tuple
Dictionary

Explanation

Question 31 of 180

Which of the following is correct output of “print type(1/2)”?

Select one of the following:

<type 'int'>.
<type 'number'>
<type 'float'>
<type 'double'>
<type 'tuple'>

Explanation

Question 32 of 180

Which of the following is correct output of “print type([1,2])”?

Select one of the following:

<type 'list'>
<type 'number'>
<type 'float'>
<type 'double'>
<type 'tuple'>

Explanation

Question 33 of 180

Which of the following is correct output of “import math print(math.floor(5.6))”?

Select one of the following:

Explanation

Question 34 of 180

Which of the following is correct output of “colors = [‘Red’, ‘Black’, ‘White’, ‘Green’] x = colors.index(“White”) print(x)”?

Select one of the following:

Explanation

Question 35 of 180

Which of the following is correct output of “x = 12 y = 18 x = y y = x print(x,y)”?

Select one of the following:

12 18
18 18
12 12
18 12

Explanation

Question 36 of 180

Which of the following is correct output of “x = ‘abcd’ y = 10 print(x+y)”?

Select one of the following:

10
abcd10
abcd
10abcd

Explanation

Question 37 of 180

Which of the following is correct output of “colors = [‘Red’, ‘Black’, ‘White’, ‘Green’] print(colors[-2][-2])”?

Select one of the following:

Explanation

Question 38 of 180

Which of the following statement is Python comment?

Select one of the following:

*This is a Python comment
#This Is a Python comment
none of the above
//This is a Python comment

Explanation

Question 39 of 180

Which of the following code will add a new color ‘Black’ at the end of the list?

Select one of the following:

colors.insert('black')
colors.add('black')
colors.append('black')
colors+=('black')

Explanation

Question 40 of 180

Which of the following expression is called for an user input?

Select one of the following:

input
read
none of the above
for

Explanation

Question 41 of 180

Which of the following is correct output of “colors = [‘red’, ‘white’, ‘Blue’, ‘green’] print(colors[-2])?

Select one of the following:

'white'
'blue'
'red'
'green'

Explanation

Question 42 of 180

Which of the following is correct output of “print(type([1,2,3]))”?

Select one of the following:

<class 'list'>
<class 'tuple'>
<class 'set'>
<class 'type'>

Explanation

Question 43 of 180

Which of the following is correct about Python?

Select one of the following:

python is a high-level, interpreted, interactive and object-oriented scripting language
python is designed to be highly readable
it uses English keywords frequently where as other languages use punctuation, and it has fewer syntactical constructions than other languages
all Of The Above

Explanation

Question 44 of 180

Is python a case sensitive language?

Select one of the following:

True
False

Explanation

Question 45 of 180

Which of the following data types is not supported in python?

Select one of the following:

numbers
string
list
slice

Explanation

Question 46 of 180

Which of the following data types is not supported in python?

Select one of the following:

tuple
dictionary
generics
list

Explanation

Question 47 of 180

What is the output of print str if str = 'Hello World!'?

Select one of the following:

Hello World!
error
str
none of the above

Explanation

Question 48 of 180

What is the output of print str[0] if str = 'Hello World!'?

Select one of the following:

Hello World!
H
ello World!
str

Explanation

Question 49 of 180

What is the output of print str[2:5] if str = 'Hello World!'?

Select one of the following:

Hello World!
llo World!
H
llo

Explanation

Question 50 of 180

_________________ in Python are identified as a contiguous set of characters in between quotation marks

Select one of the following:

numbers
strings
list
tuple

Explanation

Question 51 of 180

What is the output of print list if list = [ 'abcd', 786, 2.23, 'john', 70.2]?

Select one of the following:

[ 'abcd', 786, 2.23, 'john', 70.2]
list
error
[ 'abcd', 786, 2.23, 'john']

Explanation

Question 52 of 180

What is the output of print list[0] if list = [ 'abcd', 786, 2.23, 'john', 70.2]?

Select one of the following:

[ 'abcd', 786, 2.23, 'john', 70.2]
list
error
[ 'abcd']

Explanation

Question 53 of 180

What is the output of print list[1:3] if list = [ 'abcd', 786, 2.23, 'john', 70.2]?

Select one of the following:

[ 'abcd', 786, 2.23, 'john', 70.2]
list
[786, 2.23, 'john']
[ 'abcd']

Explanation

Question 54 of 180

What is the output of print list[2:] if list = [ 'abcd', 786, 2.23, 'john', 70.2]?

Select one of the following:

[ 'abcd', 786, 2.23, 'john', 70.2]
[786, 2.23, 'john', 70.2]
[2.23, 'john', 70.2]
[ 'abcd']

Explanation

Question 55 of 180

What is the output of print tinylist * 2 if tinylist = [123, 'john']?

Select one of the following:

[123, 'john', 123, 'john']
[123, 'john'] * 2
Error
[123]

Explanation

Question 56 of 180

Which of the following operator in python performs exponential (power) calculation on operands?

Select one of the following:

**
//
is
not in

Explanation

Question 57 of 180

Which of the following function changes case for all letters in string?

Select one of the following:

swap(old, new [, max])
strip([chars])
swapcase().
title()

Explanation

Question 58 of 180

What is the output of ['Hi!'] * 4?

Select one of the following:

['Hi!', 'Hi!', 'Hi!', 'Hi!']
['Hi!'] * 4
Error
none of the above

Explanation

Question 59 of 180

What is the following function sorts a list?

Select one of the following:

list.reverse()
list.sort([func])
list.pop(obj=list[-1])
list.remove(obj)

Explanation

Question 60 of 180

Following set of commands are executed in shell, what will be the output? >>>str="Hello" >>>str[:2]

Select one of the following:

He
lo
olleh
hello

Explanation

Question 61 of 180

What kind of error occurs when you execute the following code apple = mango?

Select one of the following:

Syntaxerror
Nameerror
Valueerror
Typeerror

Explanation

Question 62 of 180

Select all options that will correctly print “hello-how-are-you”?

Select one of the following:

print(‘hello’, ‘how’, ‘are’, ‘you’)
print(‘hello’, ‘how’, ‘are’, ‘you’ + ‘-‘ * 4)
print(‘hello-‘ + ‘how-are-you’)
print(‘hello’, ‘how’, ‘are’)

Explanation

Question 63 of 180

What is the answer of this expression, 22 % 3?

Select one of the following:

Explanation

Question 64 of 180

You can’t perform mathematical operation on String?

Select one of the following:

True
False

Explanation

Question 65 of 180

Operators with the same precedence are evaluated in which manner?

Select one of the following:

left to right
right to left

Explanation

Question 66 of 180

How will you get ‘min’ alphabetical character from the string?

Select one of the following:

min(str)
max(str)
min(int)
lower()

Explanation

Question 67 of 180

How will you get ‘max’ alphabetical character from the string?

Select one of the following:

min(str)
max(str)
min(int)
lower()

Explanation

Question 68 of 180

How will you convert a string to all lowercase?

Select one of the following:

min(str)
max(str)
min(int)
lower()

Explanation

Question 69 of 180

Which of the following is invalid?

Select one of the following:

_a = 1
__a = 1
__str__ = 1
a% = 1

Explanation

Question 70 of 180

Which of the following is an invalid variable?

Select one of the following:

my_string_1
1st_string
foo
alua

Explanation

Question 71 of 180

Why are local variable names beginning with an underscore discouraged?

Select one of the following:

They Are Used To Indicate a Private Variables of a Class
They confuse the interpreter
They are used to indicate global variables
They slow down execution

Explanation

Question 72 of 180

Which of the following is not a keyword?

Select one of the following:

eval
assert
nonlocal
pass

Explanation

Question 73 of 180

All keywords in Python are in

Select one of the following:

lower case
upper case
Capitalized
none

Explanation

Question 74 of 180

Which of the following is true for variable names in Python?

Select one of the following:

Unlimited length
All private members must have leading and trailing underscores
Underscore and ampersand are the only two special characters allowed
none

Explanation

Question 75 of 180

Which of the following is an invalid statement?

Select one of the following:

abc = 1,000,000
a b c = 1000.2000.3000
a,b,c = 1000, 2000, 3000
a_b_c = 1,000,000

Explanation

Question 76 of 180

Which of the following cannot be a variable?

Select one of the following:

__init__
in
it
on

Explanation

Question 77 of 180

What does the function re.match do?

Select one of the following:

Matches a Pattern at the Start of the String
matches a pattern at any position in the string
such a function does not exist
none of the mentioned

Explanation

Question 78 of 180

Which of the following is incorrect?

Select one of the following:

float(‘inf’)
float(‘nan’)
float(’56’+’78’)
float(’12+34′)

Explanation

Question 79 of 180

Int(x) means variable x is converted to integer

Select one of the following:

True
False

Explanation

Question 80 of 180

Can You perform mathematical operation with String?

Select one of the following:

Yes
No
None
Both

Explanation

Question 81 of 180

Which of the following logical operator is correct for definition “If both the operands are true then then condition becomes true”

Select one of the following:

And
No correct answer
Not
In

Explanation

Question 82 of 180

Which of the following logical operator is correct for definition “If both the operands are false then then condition becomes true”

Select one of the following:

And
No correct answer
Not
OR

Explanation

Question 83 of 180

Which of the following logical operator is correct for definition “If one of the operands is false, second is true then condition becomes false”

Select one of the following:

And
No correct answer
IN
OR

Explanation

Question 84 of 180

Which of the following logical operator is correct for definition “If one of the operands is false, second is true then condition becomes true”

Select one of the following:

And
No correct answer
IN
OR

Explanation

Question 85 of 180

Checks if the value of left operand is greater than the value of right operand, if yes then condition becomes true

Select one of the following:

Explanation

Question 86 of 180

Checks if the value of left operand is less than the value of right operand, if yes then condition becomes true

Select one of the following:

Explanation

Question 87 of 180

Checks if the value of left operand is greater than or equal to the value of right operand, if yes then condition becomes true

Select one of the following:

Explanation

Question 88 of 180

Checks if the value of left operand is less than or equal to the value of right operand, if yes then condition becomes true

Select one of the following:

Explanation

Question 89 of 180

Choose the correct expressing computations definition for “Get data from the keyboard, a ﬁle, or some other device”

Select one of the following:

Input
Output
Maths
Repetition

Explanation

Question 90 of 180

Choose the correct expressing computations definition for “Display data on the screen or send data to a ﬁle or other device”

Select one of the following:

Input
Output
Maths
Repetition

Explanation

Question 91 of 180

Choose the correct expressing computations definition for “Perform basic mathematical operations like addition and multiplication”

Select one of the following:

Input
Output
Maths
Repetition

Explanation

Question 92 of 180

Choose the correct expressing computations definition for “Check for certain conditions and execute the appropriate code”

Select one of the following:

Input
Output
Conditional logic
Repetition

Explanation

Question 93 of 180

Choose the correct expressing computations definition for “Perform some action repeatedly, usually with some variation”

Select one of the following:

Input
Output
Maths
Repetition

Explanation

Question 94 of 180

Choose the correct definition for High level code

Select one of the following:

Syntax a speciﬁc type of computer can understand
Also known as Assembly or Machine Code
Rare to directly create now
Human friendly syntax

Explanation

Question 95 of 180

_________________is a name that refers to a value

Select one of the following:

Variable
Name
Value
Nothing

Explanation

Question 96 of 180

_______________________is used to create variables and to give them values

Select one of the following:

Assignment statement
Variable
Naming
Statement

Explanation

Question 97 of 180

We can use the ______________ function to check the type of a variable

Select one of the following:

Type()
Check()
Variable()
Str()

Explanation

Question 98 of 180

We can alter the type of a variable using the following functions, which is “converts variable to a string”

Select one of the following:

Type()
Int()
Float()
Str()

Explanation

Question 99 of 180

We can alter the type of a variable using the following functions, which is “converts variable to a integer”

Select one of the following:

Type()
Int()
Float()
Str()

Explanation

Question 100 of 180

We can alter the type of a variable using the following functions, which is “converts variable to a float”

Select one of the following:

Type()
Int()
Float()
Str()

Explanation

Question 101 of 180

Choose the keyword that cannot be used as names for variables as they already have a meaning and purpose.

Select one of the following:

def
definition
purpose
printing

Explanation

Question 102 of 180

Lists are a commonly used, simple compound data type in Python, choose the correct answer for “index starts at 0”

Select one of the following:

mylist[0]
mylist[-1]
mylist[2:4]
mylist[1]

Explanation

Question 103 of 180

Lists are a commonly used, simple compound data type in Python, choose the correct answer for “reversing from the last value”

Select one of the following:

mylist[0]
mylist[-1]
mylist[2:4]
mylist[1]

Explanation

Question 104 of 180

Lists are a commonly used, simple compound data type in Python, choose the correct answer for “subset of the values”

Select one of the following:

mylist[0]
mylist[-1]
mylist[2:4]
mylist[1]

Explanation

Question 105 of 180

in python we use data type, that has keys with values called?

Select one of the following:

Lists
Dictionaries
Dairies
Compounds

Explanation

Question 106 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print everything from the dictionary?

Select one of the following:

print numbers
telnumbers
telnumbers[‘alex’]
telnumbers.keys()

Explanation

Question 107 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print dictionary keys?

Select one of the following:

print numbers
telnumbers
telnumbers[‘alex’]
telnumbers.keys()

Explanation

Question 108 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print Alex’s telephone number?

Select one of the following:

print numbers[‘alex’]
telnumbers
telnumbers[‘alex’]
telnumbers.keys()

Explanation

Question 109 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, which of the following is the dictionary key?

Select one of the following:

‘john’
756
'alua’
numbers.keys

Explanation

Question 110 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, which of the following is the dictionary value?

Select one of the following:

‘john’
756
‘456’
numbers.keys

Explanation

Question 111 of 180

choose the correct definition for ‘syntax error’

Select one of the following:

The structure or tokens in the code are wrong
An operation is applied to data of the wrong type
Referring to a variable that has not been assigned a value
None of the mentioned

Explanation

Question 112 of 180

choose the correct definition for ‘type error’

Select one of the following:

The structure or tokens in the code are wrong
An operation is applied to data of the wrong type
Referring to a variable that has not been assigned a value
None of the mentioned

Explanation

Question 113 of 180

choose the correct definition for ‘name error’

Select one of the following:

The structure or tokens in the code are wrong
An operation is applied to data of the wrong type
Referring to a variable that has not been assigned a value
None of the mentioned

Explanation

Question 114 of 180

Functions must be deﬁned ___________ they can be called?

Select one of the following:

After
Before
Instead
With def keyword

Explanation

Question 115 of 180

Which of the following is the use of function in python?

Select one of the following:

Functions are reusable pieces of programs
Functions don’t provide better modularity for your application
you can’t also create your own functions
All of the mentioned

Explanation

Question 116 of 180

Which keyword is use for function?

Select one of the following:

Fun
Define
Def
Function

Explanation

Question 117 of 180

What is the output of the below program ?

Select one of the following:

Hello World! Hello World!
‘Hello World!’ ‘Hello World!’
Hello Hello
None of the mentioned

Explanation

Question 118 of 180

What is the output of the below program ?

Select one of the following:

3
4
4 is maximum
3 is maximum

Explanation

Question 119 of 180

What is the output of the below program ?

Select one of the following:

x is 50 Changed global x to 2 Value of x is 50
x is 50 Changed global x to 2 Value of x is 2
x is 50 Changed global x to 50 Value of x is 50
x is 50 Changed global x to 50 Value of x is 2

Explanation

Question 120 of 180

Which are the advantages of functions in python?

Select one of the following:

Reducing duplication of code
Decomposing complex problems into simpler pieces
Improving clarity of the code
All of the mentioned

Explanation

Question 121 of 180

What are the two types of functions?

Select one of the following:

Custom function and Built-in function
Built-in function and User-Defined function
Custom function and System function
System function and User-Defined function

Explanation

Question 122 of 180

Where is function defined?

Select one of the following:

Module
Class
Another function
All of the mentioned

Explanation

Question 123 of 180

What is the output of below program ?

Select one of the following:

Explanation

Question 124 of 180

What is the output of below program ?

Select one of the following:

432
230400
24000
430

Explanation

Question 125 of 180

What are the keys? for d = {"john":40, "peter":45}

Select one of the following:

“john”, 40, 45, and “peter”
“john” and “peter”
40 and 45
d = (40:”john”, 45:”peter”)

Explanation

Question 126 of 180

What will be the output ?

Select one of the following:

True
False
Error
None

Explanation

Question 127 of 180

What will be the output ?

Select one of the following:

True
False
Error
None

Explanation

Question 128 of 180

What will be the output

Select one of the following:

True
False
Error
None

Explanation

Question 129 of 180

What is the output for code? >> d = {"john":40, "peter":45} >> d["john"]

Select one of the following:

40
45
John 40
Peter 45

Explanation

Question 130 of 180

Suppose d = {“john”:40, “peter”:45}, what happens when retieving a value using d[“susan”]?

Select one of the following:

Since “susan” is not a value in the set, Python raises a KeyError exception.
It is executed fine and no exception is raised, and it returns None.
Since “susan” is not a key in the set, Python raises a KeyError exception.
Since “susan” is not a key in the set, Python raises a syntax error.

Explanation

Question 131 of 180

Choose the correct expressing computations definition for “Display data on the screen or send data to a ﬁle or other device”

Select one of the following:

Input
Output
Maths
Repetition

Explanation

Question 132 of 180

Choose the correct expressing computations definition for “Perform basic mathematical operations like addition and multiplication”

Select one of the following:

Input
Output
Maths
Repetition

Explanation

Question 133 of 180

Choose the correct expressing computations definition for “Check for certain conditions and execute the appropriate code”

Select one of the following:

Input
Output
Conditional logic
Repetition

Explanation

Question 134 of 180

Choose the correct expressing computations definition for “Perform some action repeatedly, usually with some variation”

Select one of the following:

Input
Output
Maths
Repetition

Explanation

Question 135 of 180

Choose the correct definition for High level code

Select one of the following:

Syntax a speciﬁc type of computer can understand
Also known as Assembly or Machine Code
Rare to directly create now
Human friendly syntax

Explanation

Question 136 of 180

_________________is a name that refers to a value

Select one of the following:

Variable
Name
Value
Nothing

Explanation

Question 137 of 180

_______________________is used to create variables and to give them values

Select one of the following:

Assignment statement
Variable
Naming
Statement

Explanation

Question 138 of 180

We can use the ______________ function to check the type of a variable

Select one of the following:

Type()
Check()
Variable()
Str()

Explanation

Question 139 of 180

We can alter the type of a variable using the following functions, which is “converts variable to a string”

Select one of the following:

Type()
Int()
Float()
Str()

Explanation

Question 140 of 180

We can alter the type of a variable using the following functions, which is “converts variable to a integer”

Select one of the following:

Type()
Int()
Float()
Str()

Explanation

Question 141 of 180

We can alter the type of a variable using the following functions, which is “converts variable to a float”

Select one of the following:

Type()
Int()
Float()
Str()

Explanation

Question 142 of 180

Choose the keyword that cannot be used as names for variables as they already have a meaning and purpose.

Select one of the following:

def
definition
purpose
printing

Explanation

Question 143 of 180

Lists are a commonly used, simple compound data type in Python, choose the correct answer for “index starts at 0”

Select one of the following:

mylist[0]
mylist[-1]
mylist[2:4]
mylist[1]

Explanation

Question 144 of 180

Lists are a commonly used, simple compound data type in Python, choose the correct answer for “reversing from the last value”

Select one of the following:

mylist[0]
mylist[-1]
mylist[2:4]
mylist[1]

Explanation

Question 145 of 180

Lists are a commonly used, simple compound data type in Python, choose the correct answer for “subset of the values”

Select one of the following:

mylist[0]
mylist[-1]
mylist[2:4]
mylist[1]

Explanation

Question 146 of 180

in python we use data type, that has keys with values called?

Select one of the following:

Lists
Dictionaries
Dairies
Compounds

Explanation

Question 147 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print everything from the dictionary?

Select one of the following:

print numbers
telnumbers
telnumbers[‘alex’]
telnumbers.keys()

Explanation

Question 148 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print dictionary keys?

Select one of the following:

print numbers
telnumbers
telnumbers[‘alex’]
telnumbers.keys()

Explanation

Question 149 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print Alex’s telephone number?

Select one of the following:

print numbers[‘alex’]
telnumbers
telnumbers[‘alex’]
telnumbers.keys()

Explanation

Question 150 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, which of the following is the dictionary key?

Select one of the following:

‘john’
756
‘alua’
numbers.keys

Explanation

Question 151 of 180

There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, which of the following is the dictionary value?

Select one of the following:

‘john’
756
‘456’
numbers.keys

Explanation

Question 152 of 180

choose the correct definition for ‘syntax error’

Select one of the following:

The structure or tokens in the code are wrong
An operation is applied to data of the wrong type
Referring to a variable that has not been assigned a value
None of the mentioned

Explanation

Question 153 of 180

choose the correct definition for ‘type error’

Select one of the following:

The structure or tokens in the code are wrong
An operation is applied to data of the wrong type
Referring to a variable that has not been assigned a value
None of the mentioned

Explanation

Question 154 of 180

choose the correct definition for ‘name error’

Select one of the following:

The structure or tokens in the code are wrong
An operation is applied to data of the wrong type
Referring to a variable that has not been assigned a value
None of the mentioned

Explanation

Question 155 of 180

Functions must be deﬁned ___________ they can be called?

Select one of the following:

After
Before
Instead
With def keyword

Explanation

Question 156 of 180

Which of the following is the use of function in python?

Select one of the following:

Functions are reusable pieces of programs
Functions don’t provide better modularity for your application
you can’t also create your own functions
All of the mentioned

Explanation

Question 157 of 180

Which keyword is use for function?

Select one of the following:

Fun
Define
Def
Function

Explanation

Question 158 of 180

What is the output of the below program ?

Select one of the following:

Hello World! Hello World!
‘Hello World!’ ‘Hello World!’
Hello Hello
None of the mentioned

Explanation

Question 159 of 180

What is the output of the below program ?

Select one of the following:

3
4
4 is maximum
3 is maximum

Explanation

Question 160 of 180

What is the output of the below program ?

Select one of the following:

x is 50 Changed global x to 2 Value of x is 50
x is 50 Changed global x to 2 Value of x is 2
x is 50 Changed global x to 50 Value of x is 50
x is 50 Changed global x to 50 Value of x is 2

Explanation

Question 161 of 180

Which are the advantages of functions in python?

Select one of the following:

Reducing duplication of code
Decomposing complex problems into simpler pieces
Improving clarity of the code
All of the mentioned

Explanation

Question 162 of 180

What are the two types of functions?

Select one of the following:

Custom function and Built-in function
Built-in function and User-Defined function
Custom function and System function
System function and User-Defined function

Explanation

Question 163 of 180

Where is function defined?

Select one of the following:

Module
Class
Another function
All of the mentioned

Explanation

Question 164 of 180

What is the output of below program ?

Select one of the following:

Explanation

Question 165 of 180

What is the output of below program ?

Select one of the following:

432
230400
24000
430

Explanation

Question 166 of 180

What are the keys? for d = {"john":40, "peter":45}

Select one of the following:

“john”, 40, 45, and “peter”
“john” and “peter”
40 and 45
d = (40:”john”, 45:”peter”)

Explanation

Question 167 of 180

What will be the output ?

Select one of the following:

True
False
Error
None

Explanation

Question 168 of 180

What will be the output ?

Select one of the following:

True
False
Error
None

Explanation

Question 169 of 180

What will be the output ?

Select one of the following:

True
False
Error
None

Explanation

Question 170 of 180

What is the output for code? >> d = {"john":40, "peter":45} >> d["john"]

Select one of the following:

40
45
John 40
Peter 45

Explanation

Question 171 of 180

Suppose d = {“john”:40, “peter”:45}, what happens when retieving a value using d[“susan”]?

Select one of the following:

Since “susan” is not a value in the set, Python raises a KeyError exception.
It is executed fine and no exception is raised, and it returns None.
Since “susan” is not a key in the set, Python raises a KeyError exception.
Since “susan” is not a key in the set, Python raises a syntax error.

Explanation

Question 172 of 180

What is the output of the below program ?

Select one of the following:

x is 50 Changed global x to 2 Value of x is 50
x is 50 Changed global x to 2 Value of x is 2
x is 50 Changed global x to 50 Value of x is 50
x is 50 Changed global x to 50 Value of x is 2

Explanation

Question 173 of 180

Which are the advantages of functions in python?

Select one of the following:

Reducing duplication of code
Decomposing complex problems into simpler pieces
Improving clarity of the code
All of the mentioned

Explanation

Question 174 of 180

What are the two types of functions?

Select one of the following:

Custom function and Built-in function
Built-in function and User-Defined function
Custom function and System function
System function and User-Defined function

Explanation

Question 175 of 180

Where is function defined?

Select one of the following:

Module
Class
Another function
All of the mentioned

Explanation

Question 176 of 180

What is the output of below program ?

Select one of the following:

Explanation

Question 177 of 180

What is the output of below program ?

Select one of the following:

432
230400
24000
430

Explanation

Question 178 of 180

What are the keys? for d = {"john":40, "peter":45}

Select one of the following:

“john”, 40, 45, and “peter”
“john” and “peter”
40 and 45
d = (40:”john”, 45:”peter”)

Explanation

Question 179 of 180

What will be the output ?

Select one of the following:

True
False
Error
None

Explanation

Question 180 of 180

What will be the output ?

Select one of the following:

True
False
Error
None

Explanation

Check answer

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Final questions

Python IITU 2017

Question 1 of 180

1. What is the output of print str if str = 'Hello World!'?

Select one of the following:

Explanation

Question 2 of 180

What is the output of print str * 2 if str = 'Hello World!'?

Select one of the following:

Explanation

Question 3 of 180

Which of the following is correct about dictionaries in python?

Select one of the following:

Explanation

Question 4 of 180

What is the output of print tinylist * 2 if tinylist = [123, 'john']?

Select one of the following:

Explanation

Question 5 of 180

What is the output of print str[2:] if str = 'Hello World!'?

Select one of the following:

Explanation

Question 6 of 180

What is the output of len([1, 2, 3])?

Select one of the following:

Explanation

Question 7 of 180

What is the output of print str * 2 if str = 'Hello World!'?

Select one of the following:

Explanation

Question 8 of 180

Which of the following function convert an integer to a character in python?

Select one of the following:

Explanation

Question 9 of 180

Which of the following function checks in a string that all characters are in lowercase?

Select one of the following:

Explanation

Question 10 of 180

Which of the following function returns the max alphabetical character from the string str?

Select one of the following:

Explanation

Question 11 of 180

Which of the following is correct about Python?

Select one of the following:

Explanation

Question 12 of 180

What is the output of L[1:] if L = [1,2,3]?

Select one of the following:

Explanation

Question 13 of 180

What is the output of L[-2] if L = [1,2,3]?

Select one of the following:

Explanation

Question 14 of 180

What is the following function sorts a list?

Select one of the following:

Explanation

Question 15 of 180

State the output that would be produced from the following statement, when written in Python code: print “3”+”3”

Select one of the following:

Explanation

Question 16 of 180

State the output that would be produced from the following statement, when written in Python code: print 3+3

Select one of the following:

Explanation

Question 17 of 180

State the output that would be produced from the following statement, when written in Python code: print “3” * 3

Select one of the following:

Explanation

Question 18 of 180

What is the output of print str[2:5] if str = 'Hello World!'?

Select one of the following:

Explanation

Question 19 of 180

Which of the following function converts a string to all uppercase?

Select one of the following:

Explanation

Question 20 of 180

Which of the following function converts a string to all lowercase?