11733644
Descrição
Quiz por YouTube Channel, atualizado more than 1 year ago
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Criado por YouTube Channel
quase 7 anos atrás
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Questão 1
Questão
1. What is the output of print str if str = 'Hello World!'?
Responda
-
Hello World
-
Hello World!
-
World
-
‘Hello World!’
Questão 2
Questão
What is the output of print str * 2 if str = 'Hello World!'?
Responda
-
Hello World
-
Hello World! Hello World!
-
World
-
‘Hello World! Hello World
Questão 3
Questão
Which of the following is correct about dictionaries in python?
Responda
-
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
Questão 4
Questão
What is the output of print tinylist * 2 if tinylist = [123, 'john']?
Responda
-
[123, ‘john’, 123, ‘john’]
-
[123, 'john'] * 2
-
Error
-
[123, 'john']
Questão 5
Questão
What is the output of print str[2:] if str = 'Hello World!'?
Responda
-
llo World!
-
H
-
llo
-
Hello World!
Questão 6
Questão
What is the output of len([1, 2, 3])?
Responda
-
1
-
2
-
3
-
4
Questão 7
Questão
What is the output of print str * 2 if str = 'Hello World!'?
Responda
-
Hello World!Hello World!
-
Hello World! * 2
-
error
-
2
Questão 8
Questão
Which of the following function convert an integer to a character in python?
Responda
-
set(x)
-
dict(d)
-
frozenset(s)
-
chr(x)
Questão 9
Questão
Which of the following function checks in a string that all characters are in lowercase?
Responda
-
islower()
-
isnumeric()
-
isspace()
-
istitle()
Questão 10
Questão
Which of the following function returns the max alphabetical character from the string str?
Responda
-
lower()
-
lstrip()
-
max(str)
-
min(str)
Questão 11
Questão
Which of the following is correct about Python?
Responda
-
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
Questão 12
Questão
What is the output of L[1:] if L = [1,2,3]?
Responda
-
2,3
-
2
-
3
-
None of the above.
Questão 13
Questão
What is the output of L[-2] if L = [1,2,3]?
Responda
-
1
-
2
-
3
-
-2
Questão 14
Questão
What is the following function sorts a list?
Responda
-
list.reverse()
-
list.sort()
-
list.pop(obj=list[-1])
-
list.remove(obj)
Questão 15
Questão
State the output that would be produced from the following statement, when written in Python code: print “3”+”3”
Responda
-
33
-
3
-
6
-
333
Questão 16
Questão
State the output that would be produced from the following statement, when written in Python code: print 3+3
Responda
-
33
-
3
-
6
-
333
Questão 17
Questão
State the output that would be produced from the following statement, when written in Python code: print “3” * 3
Responda
-
33
-
3+3
-
6
-
333
Questão 18
Questão
What is the output of print str[2:5] if str = 'Hello World!'?
Responda
-
llo World!
-
H
-
llo
-
None of the above.
Questão 19
Questão
Which of the following function converts a string to all uppercase?
Responda
-
upper()
-
isdecimal()
-
swapcase()
-
title()
Questão 20
Questão
Which of the following function converts a string to all lowercase?
Responda
-
upper()
-
isdecimal()
-
lower()
-
title()
Questão 21
Questão
Functions must be defined first ____________ they can be called
Responda
-
Before
-
After
-
Between
-
At the same time
Questão 22
Questão
What is the output of for x in [1, 2, 3]: print x?
Responda
-
X x x
-
1 2 3
-
Error
-
1,2,3
Questão 23
Questão
What is the output when following statement is executed print “a”+ “bc” ?
Responda
-
A
-
a
-
abc
-
bc
Questão 24
Questão
What is the output when we execute print (list("hello"))?
Responda
-
[‘h’, ’e’, ’l’, ‘l’, ‘o’]
-
[‘hello’]
-
[‘llo’]
-
{‘hello’}
Questão 25
Questão
What is the output from the following code str1="helloworld", str1[::-1]?
Responda
-
dlrowolleh
-
hello
-
world
-
helloworld
Questão 26
Questão
Suppose list1 is [2, 33, 222, 14, 25], What is list1[:-1]?
Responda
-
[2, 33, 222, 14]
-
Error
-
25
-
[25, 14, 222, 33, 2]
Questão 27
Questão
Which of the following is a Python tuple?
Responda
-
[1, 2, 3]
-
(1, 2 ,3)
-
{1, 2, 3}
-
{}
Questão 28
Questão
Is Python case sensitive when dealing with identifiers?
Responda
-
Yes
-
No
Questão 29
Questão
Which of the following cannot be a variable?
Responda
-
__init__
-
in
-
it
-
on
Questão 30
Questão
Supports ‘Last in, first out’ ordering of data
Responda
-
Queue
-
Stack
-
Tuple
-
Dictionary
Questão 31
Questão
Which of the following is correct output of “print type(1/2)”?
Responda
-
<type 'int'>.
-
<type 'number'>
-
<type 'float'>
-
<type 'double'>
-
<type 'tuple'>
Questão 32
Questão
Which of the following is correct output of “print type([1,2])”?
Responda
-
<type 'list'>
-
<type 'number'>
-
<type 'float'>
-
<type 'double'>
-
<type 'tuple'>
Questão 33
Questão
Which of the following is correct output of “import math print(math.floor(5.6))”?
Responda
-
6
-
5.5
-
5.0
-
5
Questão 34
Questão
Which of the following is correct output of “colors = [‘Red’, ‘Black’, ‘White’, ‘Green’] x = colors.index(“White”) print(x)”?
Responda
-
2
-
3
-
1
-
4
Questão 35
Questão
Which of the following is correct output of “x = 12 y = 18 x = y y = x print(x,y)”?
Responda
-
12 18
-
18 18
-
12 12
-
18 12
Questão 36
Questão
Which of the following is correct output of “x = ‘abcd’ y = 10 print(x+y)”?
Responda
-
10
-
abcd10
-
abcd
-
10abcd
Questão 37
Questão
Which of the following is correct output of “colors = [‘Red’, ‘Black’, ‘White’, ‘Green’] print(colors[-2][-2])”?
Responda
-
n
-
en
-
c
-
t
Questão 38
Questão
Which of the following statement is Python comment?
Responda
-
*This is a Python comment
-
#This Is a Python comment
-
none of the above
-
//This is a Python comment
Questão 39
Questão
Which of the following code will add a new color ‘Black’ at the end of the list?
Responda
-
colors.insert('black')
-
colors.add('black')
-
colors.append('black')
-
colors+=('black')
Questão 40
Questão
Which of the following expression is called for an user input?
Responda
-
input
-
read
-
none of the above
-
for
Questão 41
Questão
Which of the following is correct output of “colors = [‘red’, ‘white’, ‘Blue’, ‘green’] print(colors[-2])?
Responda
-
'white'
-
'blue'
-
'red'
-
'green'
Questão 42
Questão
Which of the following is correct output of “print(type([1,2,3]))”?
Responda
-
<class 'list'>
-
<class 'tuple'>
-
<class 'set'>
-
<class 'type'>
Questão 43
Questão
Which of the following is correct about Python?
Responda
-
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
Questão 44
Questão
Is python a case sensitive language?
Responda
-
True
-
False
Questão 45
Questão
Which of the following data types is not supported in python?
Responda
-
numbers
-
string
-
list
-
slice
Questão 46
Questão
Which of the following data types is not supported in python?
Responda
-
tuple
-
dictionary
-
generics
-
list
Questão 47
Questão
What is the output of print str if str = 'Hello World!'?
Responda
-
Hello World!
-
error
-
str
-
none of the above
Questão 48
Questão
What is the output of print str[0] if str = 'Hello World!'?
Responda
-
Hello World!
-
H
-
ello World!
-
str
Questão 49
Questão
What is the output of print str[2:5] if str = 'Hello World!'?
Responda
-
Hello World!
-
llo World!
-
H
-
llo
Questão 50
Questão
_________________ in Python are identified as a contiguous set of characters in between quotation marks
Responda
-
numbers
-
strings
-
list
-
tuple
Questão 51
Questão
What is the output of print list if list = [ 'abcd', 786, 2.23, 'john', 70.2]?
Responda
-
[ 'abcd', 786, 2.23, 'john', 70.2]
-
list
-
error
-
[ 'abcd', 786, 2.23, 'john']
Questão 52
Questão
What is the output of print list[0] if list = [ 'abcd', 786, 2.23, 'john', 70.2]?
Responda
-
[ 'abcd', 786, 2.23, 'john', 70.2]
-
list
-
error
-
[ 'abcd']
Questão 53
Questão
What is the output of print list[1:3] if list = [ 'abcd', 786, 2.23, 'john', 70.2]?
Responda
-
[ 'abcd', 786, 2.23, 'john', 70.2]
-
list
-
[786, 2.23, 'john']
-
[ 'abcd']
Questão 54
Questão
What is the output of print list[2:] if list = [ 'abcd', 786, 2.23, 'john', 70.2]?
Responda
-
[ 'abcd', 786, 2.23, 'john', 70.2]
-
[786, 2.23, 'john', 70.2]
-
[2.23, 'john', 70.2]
-
[ 'abcd']
Questão 55
Questão
What is the output of print tinylist * 2 if tinylist = [123, 'john']?
Responda
-
[123, 'john', 123, 'john']
-
[123, 'john'] * 2
-
Error
-
[123]
Questão 56
Questão
Which of the following operator in python performs exponential (power) calculation on operands?
Responda
-
**
-
//
-
is
-
not in
Questão 57
Questão
Which of the following function changes case for all letters in string?
Responda
-
swap(old, new [, max])
-
strip([chars])
-
swapcase().
-
title()
Questão 58
Questão
What is the output of ['Hi!'] * 4?
Responda
-
['Hi!', 'Hi!', 'Hi!', 'Hi!']
-
['Hi!'] * 4
-
Error
-
none of the above
Questão 59
Questão
What is the following function sorts a list?
Responda
-
list.reverse()
-
list.sort([func])
-
list.pop(obj=list[-1])
-
list.remove(obj)
Questão 60
Questão
Following set of commands are executed in shell, what will be the output? >>>str="Hello" >>>str[:2]
Responda
-
He
-
lo
-
olleh
-
hello
Questão 61
Questão
What kind of error occurs when you execute the following code apple = mango?
Responda
-
Syntaxerror
-
Nameerror
-
Valueerror
-
Typeerror
Questão 62
Questão
Select all options that will correctly print “hello-how-are-you”?
Responda
-
print(‘hello’, ‘how’, ‘are’, ‘you’)
-
print(‘hello’, ‘how’, ‘are’, ‘you’ + ‘-‘ * 4)
-
print(‘hello-‘ + ‘how-are-you’)
-
print(‘hello’, ‘how’, ‘are’)
Questão 63
Questão
What is the answer of this expression, 22 % 3?
Responda
-
7
-
1
-
0
-
5
Questão 64
Questão
You can’t perform mathematical operation on String?
Responda
-
True
-
False
Questão 65
Questão
Operators with the same precedence are evaluated in which manner?
Responda
-
left to right
-
right to left
Questão 66
Questão
How will you get ‘min’ alphabetical character from the string?
Responda
-
min(str)
-
max(str)
-
min(int)
-
lower()
Questão 67
Questão
How will you get ‘max’ alphabetical character from the string?
Responda
-
min(str)
-
max(str)
-
min(int)
-
lower()
Questão 68
Questão
How will you convert a string to all lowercase?
Responda
-
min(str)
-
max(str)
-
min(int)
-
lower()
Questão 69
Questão
Which of the following is invalid?
Responda
-
_a = 1
-
__a = 1
-
__str__ = 1
-
a% = 1
Questão 70
Questão
Which of the following is an invalid variable?
Responda
-
my_string_1
-
1st_string
-
foo
-
alua
Questão 71
Questão
Why are local variable names beginning with an underscore discouraged?
Responda
-
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
Questão 72
Questão
Which of the following is not a keyword?
Responda
-
eval
-
assert
-
nonlocal
-
pass
Questão 73
Questão
All keywords in Python are in
Responda
-
lower case
-
upper case
-
Capitalized
-
none
Questão 74
Questão
Which of the following is true for variable names in Python?
Responda
-
Unlimited length
-
All private members must have leading and trailing underscores
-
Underscore and ampersand are the only two special characters allowed
-
none
Questão 75
Questão
Which of the following is an invalid statement?
Responda
-
abc = 1,000,000
-
a b c = 1000.2000.3000
-
a,b,c = 1000, 2000, 3000
-
a_b_c = 1,000,000
Questão 76
Questão
Which of the following cannot be a variable?
Responda
-
__init__
-
in
-
it
-
on
Questão 77
Questão
What does the function re.match do?
Responda
-
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
Questão 78
Questão
Which of the following is incorrect?
Responda
-
float(‘inf’)
-
float(‘nan’)
-
float(’56’+’78’)
-
float(’12+34′)
Questão 79
Questão
Int(x) means variable x is converted to integer
Responda
- True
- False
Questão 80
Questão
Can You perform mathematical operation with String?
Responda
-
Yes
-
No
-
None
-
Both
Questão 81
Questão
Which of the following logical operator is correct for definition “If both the operands are true then then condition becomes true”
Responda
-
And
-
No correct answer
-
Not
-
In
Questão 82
Questão
Which of the following logical operator is correct for definition “If both the operands are false then then condition becomes true”
Responda
-
And
-
No correct answer
-
Not
-
OR
Questão 83
Questão
Which of the following logical operator is correct for definition “If one of the operands is false, second is true then condition becomes false”
Responda
-
And
-
No correct answer
-
IN
-
OR
Questão 84
Questão
Which of the following logical operator is correct for definition “If one of the operands is false, second is true then condition becomes true”
Responda
-
And
-
No correct answer
-
IN
-
OR
Questão 85
Questão
Checks if the value of left operand is greater than the value of right operand, if yes then condition becomes true
Responda
-
>
-
<
-
>=
-
<=
Questão 86
Questão
Checks if the value of left operand is less than the value of right operand, if yes then condition becomes true
Responda
-
>
-
<
-
>=
-
<=
Questão 87
Questão
Checks if the value of left operand is greater than or equal to the value of right operand, if yes then condition becomes true
Responda
-
>
-
<
-
>=
-
<=
Questão 88
Questão
Checks if the value of left operand is less than or equal to the value of right operand, if yes then condition becomes true
Responda
-
>
-
<
-
>=
-
<=
Questão 89
Questão
Choose the correct expressing computations definition for “Get data from the keyboard, a file, or some other device”
Responda
-
Input
-
Output
-
Maths
-
Repetition
Questão 90
Questão
Choose the correct expressing computations definition for “Display data on the screen or send data to a file or other device”
Responda
-
Input
-
Output
-
Maths
-
Repetition
Questão 91
Questão
Choose the correct expressing computations definition for “Perform basic mathematical operations like addition and multiplication”
Responda
-
Input
-
Output
-
Maths
-
Repetition
Questão 92
Questão
Choose the correct expressing computations definition for “Check for certain conditions and execute the appropriate code”
Responda
-
Input
-
Output
-
Conditional logic
-
Repetition
Questão 93
Questão
Choose the correct expressing computations definition for “Perform some action repeatedly, usually with some variation”
Responda
-
Input
-
Output
-
Maths
-
Repetition
Questão 94
Questão
Choose the correct definition for High level code
Responda
-
Syntax a specific type of computer can understand
-
Also known as Assembly or Machine Code
-
Rare to directly create now
-
Human friendly syntax
Questão 95
Questão
_________________is a name that refers to a value
Responda
-
Variable
-
Name
-
Value
-
Nothing
Questão 96
Questão
_______________________is used to create variables and to give them values
Responda
-
Assignment statement
-
Variable
-
Naming
-
Statement
Questão 97
Questão
We can use the ______________ function to check the type of a variable
Responda
-
Type()
-
Check()
-
Variable()
-
Str()
Questão 98
Questão
We can alter the type of a variable using the following functions, which is “converts variable to a string”
Responda
-
Type()
-
Int()
-
Float()
-
Str()
Questão 99
Questão
We can alter the type of a variable using the following functions, which is “converts variable to a integer”
Responda
-
Type()
-
Int()
-
Float()
-
Str()
Questão 100
Questão
We can alter the type of a variable using the following functions, which is “converts variable to a float”
Responda
-
Type()
-
Int()
-
Float()
-
Str()
Questão 101
Questão
Choose the keyword that cannot be used as names for variables as they already have a meaning and purpose.
Responda
-
def
-
definition
-
purpose
-
printing
Questão 102
Questão
Lists are a commonly used, simple compound data type in Python, choose the correct answer for “index starts at 0”
Responda
-
mylist[0]
-
mylist[-1]
-
mylist[2:4]
-
mylist[1]
Questão 103
Questão
Lists are a commonly used, simple compound data type in Python, choose the correct answer for “reversing from the last value”
Responda
-
mylist[0]
-
mylist[-1]
-
mylist[2:4]
-
mylist[1]
Questão 104
Questão
Lists are a commonly used, simple compound data type in Python, choose the correct answer for “subset of the values”
Responda
-
mylist[0]
-
mylist[-1]
-
mylist[2:4]
-
mylist[1]
Questão 105
Questão
in python we use data type, that has keys with values called?
Responda
-
Lists
-
Dictionaries
-
Dairies
-
Compounds
Questão 106
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print everything from the dictionary?
Responda
-
print numbers
-
telnumbers
-
telnumbers[‘alex’]
-
telnumbers.keys()
Questão 107
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print dictionary keys?
Responda
-
print numbers
-
telnumbers
-
telnumbers[‘alex’]
-
telnumbers.keys()
Questão 108
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print Alex’s telephone number?
Responda
-
print numbers[‘alex’]
-
telnumbers
-
telnumbers[‘alex’]
-
telnumbers.keys()
Questão 109
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, which of the following is the dictionary key?
Responda
-
‘john’
-
756
-
'alua’
-
numbers.keys
Questão 110
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, which of the following is the dictionary value?
Responda
-
‘john’
-
756
-
‘456’
-
numbers.keys
Questão 111
Questão
choose the correct definition for ‘syntax error’
Responda
-
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
Questão 112
Questão
choose the correct definition for ‘type error’
Responda
-
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
Questão 113
Questão
choose the correct definition for ‘name error’
Responda
-
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
Questão 114
Questão
Functions must be defined ___________ they can be called?
Responda
-
After
-
Before
-
Instead
-
With def keyword
Questão 115
Questão
Which of the following is the use of function in python?
Responda
-
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
Questão 116
Questão
Which keyword is use for function?
Responda
-
Fun
-
Define
-
Def
-
Function
Questão 117
Responda
-
Hello World! Hello World!
-
‘Hello World!’ ‘Hello World!’
-
Hello Hello
-
None of the mentioned
Questão 118
Responda
-
3
-
4
-
4 is maximum
-
3 is maximum
Questão 119
Responda
-
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
Questão 120
Questão
Which are the advantages of functions in python?
Responda
-
Reducing duplication of code
-
Decomposing complex problems into simpler pieces
-
Improving clarity of the code
-
All of the mentioned
Questão 121
Questão
What are the two types of functions?
Responda
-
Custom function and Built-in function
-
Built-in function and User-Defined function
-
Custom function and System function
-
System function and User-Defined function
Questão 122
Questão
Where is function defined?
Responda
-
Module
-
Class
-
Another function
-
All of the mentioned
Questão 123
Responda
-
3
-
9
-
27
-
333
Questão 124
Responda
-
432
-
230400
-
24000
-
430
Questão 125
Questão
What are the keys? for d = {"john":40, "peter":45}
Responda
-
“john”, 40, 45, and “peter”
-
“john” and “peter”
-
40 and 45
-
d = (40:”john”, 45:”peter”)
Questão 126
Responda
-
True
-
False
-
Error
-
None
Questão 127
Responda
-
True
-
False
-
Error
-
None
Questão 128
Responda
-
True
-
False
-
Error
-
None
Questão 129
Questão
What is the output for code? >> d = {"john":40, "peter":45} >> d["john"]
Responda
-
40
-
45
-
John 40
-
Peter 45
Questão 130
Questão
Suppose d = {“john”:40, “peter”:45}, what happens when retieving a value using d[“susan”]?
Responda
-
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.
Questão 131
Questão
Choose the correct expressing computations definition for “Display data on the screen or send data to a file or other device”
Responda
-
Input
-
Output
-
Maths
-
Repetition
Questão 132
Questão
Choose the correct expressing computations definition for “Perform basic mathematical operations like addition and multiplication”
Responda
-
Input
-
Output
-
Maths
-
Repetition
Questão 133
Questão
Choose the correct expressing computations definition for “Check for certain conditions and execute the appropriate code”
Responda
-
Input
-
Output
-
Conditional logic
-
Repetition
Questão 134
Questão
Choose the correct expressing computations definition for “Perform some action repeatedly, usually with some variation”
Responda
-
Input
-
Output
-
Maths
-
Repetition
Questão 135
Questão
Choose the correct definition for High level code
Responda
-
Syntax a specific type of computer can understand
-
Also known as Assembly or Machine Code
-
Rare to directly create now
-
Human friendly syntax
Questão 136
Questão
_________________is a name that refers to a value
Responda
-
Variable
-
Name
-
Value
-
Nothing
Questão 137
Questão
_______________________is used to create variables and to give them values
Responda
-
Assignment statement
-
Variable
-
Naming
-
Statement
Questão 138
Questão
We can use the ______________ function to check the type of a variable
Responda
-
Type()
-
Check()
-
Variable()
-
Str()
Questão 139
Questão
We can alter the type of a variable using the following functions, which is “converts variable to a string”
Responda
-
Type()
-
Int()
-
Float()
-
Str()
Questão 140
Questão
We can alter the type of a variable using the following functions, which is “converts variable to a integer”
Responda
-
Type()
-
Int()
-
Float()
-
Str()
Questão 141
Questão
We can alter the type of a variable using the following functions, which is “converts variable to a float”
Responda
-
Type()
-
Int()
-
Float()
-
Str()
Questão 142
Questão
Choose the keyword that cannot be used as names for variables as they already have a meaning and purpose.
Responda
-
def
-
definition
-
purpose
-
printing
Questão 143
Questão
Lists are a commonly used, simple compound data type in Python, choose the correct answer for “index starts at 0”
Responda
-
mylist[0]
-
mylist[-1]
-
mylist[2:4]
-
mylist[1]
Questão 144
Questão
Lists are a commonly used, simple compound data type in Python, choose the correct answer for “reversing from the last value”
Responda
-
mylist[0]
-
mylist[-1]
-
mylist[2:4]
-
mylist[1]
Questão 145
Questão
Lists are a commonly used, simple compound data type in Python, choose the correct answer for “subset of the values”
Responda
-
mylist[0]
-
mylist[-1]
-
mylist[2:4]
-
mylist[1]
Questão 146
Questão
in python we use data type, that has keys with values called?
Responda
-
Lists
-
Dictionaries
-
Dairies
-
Compounds
Questão 147
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print everything from the dictionary?
Responda
-
print numbers
-
telnumbers
-
telnumbers[‘alex’]
-
telnumbers.keys()
Questão 148
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print dictionary keys?
Responda
-
print numbers
-
telnumbers
-
telnumbers[‘alex’]
-
telnumbers.keys()
Questão 149
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, how to print Alex’s telephone number?
Responda
-
print numbers[‘alex’]
-
telnumbers
-
telnumbers[‘alex’]
-
telnumbers.keys()
Questão 150
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, which of the following is the dictionary key?
Responda
-
‘john’
-
756
-
‘alua’
-
numbers.keys
Questão 151
Questão
There is dictionary called telnumbers = {‘john’: 756, ‘mike’: 789, ‘alex’: 456, ‘sue’: 123}, which of the following is the dictionary value?
Responda
-
‘john’
-
756
-
‘456’
-
numbers.keys
Questão 152
Questão
choose the correct definition for ‘syntax error’
Responda
-
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
Questão 153
Questão
choose the correct definition for ‘type error’
Responda
-
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
Questão 154
Questão
choose the correct definition for ‘name error’
Responda
-
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
Questão 155
Questão
Functions must be defined ___________ they can be called?
Responda
-
After
-
Before
-
Instead
-
With def keyword
Questão 156
Questão
Which of the following is the use of function in python?
Responda
-
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
Questão 157
Questão
Which keyword is use for function?
Responda
-
Fun
-
Define
-
Def
-
Function
Questão 158
Responda
-
Hello World! Hello World!
-
‘Hello World!’ ‘Hello World!’
-
Hello Hello
-
None of the mentioned
Questão 159
Responda
-
3
-
4
-
4 is maximum
-
3 is maximum
Questão 160
Responda
-
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
Questão 161
Questão
Which are the advantages of functions in python?
Responda
-
Reducing duplication of code
-
Decomposing complex problems into simpler pieces
-
Improving clarity of the code
-
All of the mentioned
Questão 162
Questão
What are the two types of functions?
Responda
-
Custom function and Built-in function
-
Built-in function and User-Defined function
-
Custom function and System function
-
System function and User-Defined function
Questão 163
Questão
Where is function defined?
Responda
-
Module
-
Class
-
Another function
-
All of the mentioned
Questão 164
Responda
-
3
-
9
-
27
-
333
Questão 165
Responda
-
432
-
230400
-
24000
-
430
Questão 166
Questão
What are the keys? for d = {"john":40, "peter":45}
Responda
-
“john”, 40, 45, and “peter”
-
“john” and “peter”
-
40 and 45
-
d = (40:”john”, 45:”peter”)
Questão 167
Responda
-
True
-
False
-
Error
-
None
Questão 168
Responda
-
True
-
False
-
Error
-
None
Questão 169
Responda
-
True
-
False
-
Error
-
None
Questão 170
Questão
What is the output for code? >> d = {"john":40, "peter":45} >> d["john"]
Responda
-
40
-
45
-
John 40
-
Peter 45
Questão 171
Questão
Suppose d = {“john”:40, “peter”:45}, what happens when retieving a value using d[“susan”]?
Responda
-
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.
Questão 172
Responda
-
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
Questão 173
Questão
Which are the advantages of functions in python?
Responda
-
Reducing duplication of code
-
Decomposing complex problems into simpler pieces
-
Improving clarity of the code
-
All of the mentioned
Questão 174
Questão
What are the two types of functions?
Responda
-
Custom function and Built-in function
-
Built-in function and User-Defined function
-
Custom function and System function
-
System function and User-Defined function
Questão 175
Questão
Where is function defined?
Responda
-
Module
-
Class
-
Another function
-
All of the mentioned
Questão 176
Responda
-
3
-
9
-
27
-
333
Questão 177
Responda
-
432
-
230400
-
24000
-
430
Questão 178
Questão
What are the keys? for d = {"john":40, "peter":45}
Responda
-
“john”, 40, 45, and “peter”
-
“john” and “peter”
-
40 and 45
-
d = (40:”john”, 45:”peter”)
Questão 179
Responda
-
True
-
False
-
Error
-
None
Questão 180
Responda
-
True
-
False
-
Error
-
None
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