Mid term exam 10 : Question 1 of 50

list, tuple, and range are the ___ of Data Types.

2 Mark(s)

Sequence Types
Binary Types
Boolean Types
None of the mentioned above

Which one of these is NOT true about recursion?

2 Mark(s)

We can replace a recursive function by a non-recursive function
The memory space taken by the recursive functions is more than that of non-recursive function
Running a recursive function is faster as compared to a non-recursive function
The process of recursion makes it easier for users to understand a program

The output of this Python code would be:

a = [‘mn’, ‘op’]

print(len(list(map(list, a))))))

The output of this Python code would be:

a = [‘mn’, ‘op’]

print(len(list(map(list, a))))))

2 Mark(s)

4
2
Not specified
Error

Which of these functions can NOT be defined under the sys module?

2 Mark(s)

sys.argv
sys.readline
sys.path
sys.platform

Which function doesn’t accept any argument?

2 Mark(s)

re.compile
re.findall
re.match
re.purge

In Python, the primary use of the tell() method is that:

2 Mark(s)

within the file, it tells the end position
within the file, it tells the current position
it tells us if the file is opened
none of the above

The hasattr(obj,name) is used to:

2 Mark(s)

check if any specific attribute exists
set an attribute
access the object’s attribute
delete an attribute

Find out the private data field among the following:

def __init__(self):

__m = 1

self.__n = 1

self.__o__ = 1

__p__= 1

Find out the private data field among the following:

def __init__(self):

__m = 1

self.__n = 1

self.__o__ = 1

__p__= 1

2 Mark(s)

__m
__n
__o__
__p__

In Python, find which one isn’t an exception handling keyword.

2 Mark(s)

accept
finally
try
except

Python is a ___object-oriented programming language.

2 Mark(s)

Special purpose
General purpose
Medium level programming language
All of the mentioned above

Amongst the following, who is the developer of Python programming?

2 Mark(s)

Guido van Rossum
Denis Ritchie
Y.C. Khenderakar
None of the mentioned above

Amongst which of the following is / are the application areas of Python programming?

2 Mark(s)

Web Development
Game Development
Artificial Intelligence and Machine Learning
All of the mentioned above

Amongst which of the following is / are the Numeric Types of Data Types?

2 Mark(s)

int
float
complex
All of the mentioned above

The output of this Python code would be:

def find(x, **y):

print(type(y))

find(‘letters’,X=’1′,Y=’2′)

The output of this Python code would be:

def find(x, **y):

print(type(y))

find(‘letters’,X=’1′,Y=’2′)

2 Mark(s)

Dictionary
An exception is thrown
String
Tuple

bytes, bytearray, memoryview are type of the ___ data type.

2 Mark(s)

Mapping Type
Boolean Type
Binary Types
None of the mentioned above

Float type of data type is represented by the float class.

2 Mark(s)

True
False

The type() function can be used to get the data type of any object.

2 Mark(s)

True
False

Binary data type is a fixed-width string of length bytes?

2 Mark(s)

True
False

Varbinary data type returns variable-width string up to a length of max-length bytes?

2 Mark(s)

TRUE
FALSE

Amongst which of the following is / are the logical operators in Python?

2 Mark(s)

and
or
not
All of the mentioned above

Is Python supports exception handling?

2 Mark(s)

What is the name of the operator ** in Python?

2 Mark(s)

Exponentiation
Modulus
Floor division
None of the mentioned above

The % operator returns the ___.

2 Mark(s)

Quotient
Divisor
Remainder
None of the mentioned above

Amongst which of the following is / are the method of list?

2 Mark(s)

append()
extend()
insert()
All of the mentioned above

The list.pop ([i]) removes the item at the given position in the list?

2 Mark(s)

True
False

What is the output of the Python code given below, if the date of the system is June 21st, 2017 (Wednesday)?

[] or {}

{} or []

What is the output of the Python code given below, if the date of the system is June 21st, 2017 (Wednesday)?

[] or {}

{} or []

2 Mark(s)

[] []
[] {}
{} {}
{} []

What is output of print(math.pow(3, 2))?

2 Mark(s)

9.0
None
9
None of the mentioned

Which of the following is the use of id() function in python?

2 Mark(s)

Every object in Python doesn’t have a unique id
In Python Id function returns the identity of the object
None of the mentioned
All of the mentioned

What will be the output of the following Python code?

x = [[0], [1]]
print((' '.join(list(map(str, x))),))

What will be the output of the following Python code?

x = [[0], [1]]
print((' '.join(list(map(str, x))),))

2 Mark(s)

01
[0] [1]
(’01’)
(‘[0] [1]’,)

The process of pickling in Python includes ____________

2 Mark(s)

conversion of a Python object hierarchy into byte stream
conversion of a datatable into a list
conversion of a byte stream into Python object hierarchy
conversion of a list into a datatable

The process of pickling in Python includes ____________

2 Mark(s)

conversion of a Python object hierarchy into byte stream
conversion of a datatable into a list
conversion of a byte stream into Python object hierarchy
conversion of a list into a datatable

What will be the output of the following Python code?

def foo():
    try:
        return 1
    finally:
        return 2
k = foo()
print(k)

What will be the output of the following Python code?

def foo():
    try:
        return 1
    finally:
        return 2
k = foo()
print(k)

2 Mark(s)

error, there is more than one return statement in a single try-finally block
3
2
1

What will be the output of the following Python code?

def foo():
    try:
        return 1
    finally:
        return 2
k = foo()
print(k)

What will be the output of the following Python code?

def foo():
    try:
        return 1
    finally:
        return 2
k = foo()
print(k)

2 Mark(s)

error, there is more than one return statement in a single try-finally block
3
2
1

Find the invalid variable among the following:

2 Mark(s)

1st_string
my_string_1
_
foo

The order of precedence in the Python language is

2 Mark(s)

B,A,D,C,F,E
Parentheses
Division
Multiplication

Which one of these is incorrect?

2 Mark(s)

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

The value of the Python expression given below would be:

4+2**5//10

The value of the Python expression given below would be:

4+2**5//10

2 Mark(s)

The return value for trunc() would be:

2 Mark(s)

bool
float
int
None

What is output of print(math.pow(3, 2))?

2 Mark(s)

9.0
None
9
None of the mentioned

The output of this Python code would be:

s='{0}, {1}, and {2}’

s.format(‘hi’, ‘great’, ‘day’)

The output of this Python code would be:

s='{0}, {1}, and {2}’

s.format(‘hi’, ‘great’, ‘day’)

2 Mark(s)

‘hi, great, and day’
‘hi great and day’
‘hi, great, day’
Error

The output of this Python code would be:

s='{0}, {1}, and {2}’

s.format(‘hi’, ‘great’, ‘day’)

The output of this Python code would be:

s='{0}, {1}, and {2}’

s.format(‘hi’, ‘great’, ‘day’)

2 Mark(s)

‘hi, great, and day’
‘hi great and day’
‘hi, great, day’
Error

The output of this Python code would be:

a = [‘mn’, ‘op’]

for i in a:

i.upper()

print(a)

The output of this Python code would be:

a = [‘mn’, ‘op’]

for i in a:

i.upper()

print(a)

2 Mark(s)

[None, None]
[‘MN’, ‘OP’]
[‘mn’, ‘op’]
None of the above

The output of this Python code would be:

print(“mno. PQR”.capitalize())

The output of this Python code would be:

print(“mno. PQR”.capitalize())

2 Mark(s)

Mno. Pqr
Mno. pqr
MNO. PQR
mno. pqr

Which arithmetic operators can we NOT use with strings?

2 Mark(s)

-
+
*
All of the above

Which function do we use to shuffle a list(say list1)?

2 Mark(s)

shuffle(list1)
list1.shuffle()
random.shuffleList(list1)
random.shuffle(list1)

In the following statements of Python, which ones will result into the output: 6?

A = [[1, 2, 3],

[4, 5, 6],

[7, 8, 9]]

In the following statements of Python, which ones will result into the output: 6?

A = [[1, 2, 3],

[4, 5, 6],

[7, 8, 9]]

2 Mark(s)

A[3][2]
A[2][3]
A[1][2]
A[2][1]

s this code valid in Python?

>>> m=6,7,8,9

>>> m

s this code valid in Python?

>>> m=6,7,8,9

>>> m

2 Mark(s)

No, many values will unpack
Yes, (6,7,8,9) will be printed
Yes, 6 will be printed
Yes, [6,7,8,9] will be printed

Which function removes a set’s first and the last element from a list?

2 Mark(s)

pop
remove
dispose
discard

The output of this Python code would be:

>>> x={1:”X”,2:”Y”,3:”Z”}

>>> del x

The output of this Python code would be:

>>> x={1:”X”,2:”Y”,3:”Z”}

>>> del x

2 Mark(s)

the del method does not exist for dictionary
the del would delete the values present in dictionary
the del would delete the entire dictionary
the del would delete all the keys in dictionary

The output of this Python code would be:

sum(1,2,3)

sum([2,4,6])

The output of this Python code would be:

sum(1,2,3)

sum([2,4,6])

2 Mark(s)

6, 12
Error, Error
Error, 12
6, Error