PYTHON FORENSICS QUIZ DESCRIPTION

Study the following program:
i = 0
while i < 5:
print(i)
i += 1
if i == 3:
break
else:
print(0)
What will be the output of this statement?

  • 1 2 3
     

  • 0 1 2 3

  • 0 1 2

  • 3 2 1
     

What do we use to define a block of code in Python language?

  • Key
     

  • Brackets

  • Indentation

  • None of these

Study the following program:
x = 1
while True:
if x % 5 = = 0:
break
print(x)
x + = 1
What will be the output of this code?

  • error
     

  • 2 1

  • 0 3 1

  • None of these

Study the following program:
def example(a):
aa = a + ‘1’
aa = a*1
return a
example(“javatpoint”)
What will be the output of this statement?
 

  • hello2hello2
     

  • hello2

  • Cannot perform mathematical operation on strings

  • indentationError

In which language is Python written?

  •  English
     

  • PHP

  • C

  • All of the above

In which year was the Python language developed?

  • 1995
     

  • 1972

  • 1981

  • 1989

Study the following code:
x = [‘XX’, ‘YY’]
for i in a:
i.lower()
print(a)
What will be the output of this program?

  • [‘XX’, ‘YY’]
     

  • [‘xx’, ‘yy’]

  • [XX, yy]

  • None of these

Which one of the following has the same precedence level?

  • Division, Power, Multiplication, Addition and Subtraction
     

  • Division and Multiplication

  • Subtraction and Division

  • Power and Division

Study the following program:
class book:
def __init__(a, b):
a.o1 = b
class child(book):
def __init__(a, b):
a.o2 = b
obj = page(32)
print “%d %d” % (obj.o1, obj.o2)
Which of the following is the correct output of this program?

  • 32

  • 32 32

  • 32 None

  • Error is generated

Which one of the following is the correct extension of the Python file?

  • py

  • python

  • .p

  • None of these

Study the following statements:
>>> print(0xA + 0xB + 0xC)
What will be the output of this statement?

  • 33

  • 63

  • 0xA + 0xB + 0xC

  • None of these

Study the following program:
x = ‘pqrs’
for i in range(len(x)):
x[i].upper()
print (x)
Which of the following is the correct output of this program?
 

  • PQRS
     

  • pqrs

  • qrs

  • None of these

Study the following program:
class Std_Name:
def __init__(self, Std_firstName, Std_Phn, Std_lastName):
self.Std_firstName = Std_firstName
self. Std_PhnStd_Phn = Std_Phn
self. Std_lastNameStd_lastName = Std_lastName
Std_firstName = “Wick”
name = Std_Name(Std_firstName, ‘F’, “Bob”)
Std_firstName = “Ann”
name.lastName = “Nick”
print(name.Std_firstName, name.Std_lastName)
What will be the output of this statement?

  • Ann Bob
     

  • Ann Nick

  • Wick Bob

  • Wick Nick

Study the following function:
all([2,4,0,6])
What will be the output of this function?

  • False
     

  • True

  • 0

  • Invalid code

Which of the following precedence order is correct in Python?

  • Parentheses, Exponential, Multiplication, Division, Addition, Subtraction
     

  • Multiplication, Division, Addition, Subtraction, Parentheses, Exponential

  • Division, Multiplication, Addition, Subtraction, Parentheses, Exponential

  • Exponential, Parentheses, Multiplication, Division, Addition, Subtraction

Which of the following statements is correct in this python code?

class Name:
def __init__(javatpoint):
javajavatpoint = java
name1=Name(“ABC”)
name2=name1
 

  • It will throw the error as multiple references to the same object is not possible
     

  • id(name1) and id(name2) will have same value

  • Both name1 and name2 will have reference to two different objects of class Name

  • All of the above

Study the following statements:
1. >>> str1 = “javat”
2. >>> str2 = “:”
3. >>> str3 = “point”
4. >>> str1[-1:]
What will be the output of this statement?

  • t
     

  • j

  • point

  • java

Study the following function:
any([5>8, 6>3, 3>1])
What will be the output of this code?

  •  False
     

  • True

  • Invalid code

  • None of these

 Study the following statement:
”a”+”bc”
What will be the output of this statement?

  • a+bc
     

  • abc

  • a bc

  • a

Study the following program:
x = [‘xy’, ‘yz’]
for i in a:
i.upper()
print(a)
Which of the following is correct output of this program?
 

  • [‘xy’, ‘yz’]
     

  • [‘XY’, ‘YZ’]

  • [None, None]

  • None of these

Study the following program:
i = 1:
while True:
if i%3 == 0:
break
print(i)
Which of the following is the correct output of this program?

  • 1 2 3
     

  • 3 2 1

  • 1 2

  • Invalid syntax

What error will occur when you execute the following code?
MANGO = APPLE

  •  NameError
     

  • SyntaxError

  • TypeError

  • ValueError

Which of the following data types is shown below?
L = [2, 54, ‘javatpoint’, 5]
What will be the output of this statement?

  • Dictionary
     

  • Tuple

  • List

  • Stack

Which of the following words cannot be a variable in python language?

  •  _val
     

  • val

  • try

  • _try_

Which of the following statements is correct for variable names in Python language?

  • All variable names must begin with an underscore.
     

  • Unlimited length

  • The variable name length is a maximum of 2.

  • All of the above

Which one of the following syntaxes is the correct syntax to read from a simple text file stored in
”d:\java.txt”?

  • Infile = open(”d:\java.txt”, ”r”)
     

  • Infile = open(file=”d:\java.txt”, ”r”)

  • Infile = open(”d:java.txt”,”r”)

  • Infile = open.file(”d:\java.txt”,”r”)

Study the following program:
i = 0
while i < 3:
print(i)
i += 1
else:
print(0)
What will be the output of this statement?
 

  • 0 1
     

  • 0 1 2

  • 0 1 2 0

  • 0 1 2 3

Which of the following declarations is incorrect?

  • _x = 2
     

  • __x = 3

  • __xyz__ = 5

  • None of these

What is the maximum possible length of an identifier?

  • 16
     

  • 32

  • 64

  • None of these above

Which of the following operators is the correct option for power(ab)?

  • a ^ b
     

  • a**b

  • a ^ ^ b

  • a ^ * b