PCAP- Programming Essentials in Python Final Test Answer!

  1. The meaning of the keyword argument is determined by:
    • its position within the argument list
    • its value
    • its connection with existing variables
    • the argument’s name specified along with its value
  1. Which of the following sentences is true?

      str1 = ‘string’
      str2 = str1[:]
    • str1 and str2 are different (but equal) strings
    • str2 is longer than str1
    • “>str1 and str2 are different names of the same string
    • str1 is longer than str2
  1. An operator able to check whether two values are equal, is coded as:
    • =
    • ==
    • ===
    • is
  1. The following snippet:
      def f(par2,par1):
          return par2 + par1
      print(f(par2=1,2))
    • will output 2
    • will output 3
    • will output 1
    • is erroneous
  1. What value will be assigned to the x variable?
      z = 2
      y = 1
      x = y < z or z > y and y > z or z < y
    • 0
    • True
    • 1
    • False
  1. What will be the output of the following snippet?
      str = ‘abcdef’
      def fun(s):
          del s[2]
          return s
      print(fun(str))
    • abcef
    • the program will cause an error
    • abdef
    • acdef
  1. What will be the output of the following piece of code?
      x, y, z = 3, 2, 1
      z, y, x = x, y, z
      print(x,y,z)
     
    • 2 1 3
    • 1 2 3
    • 1 2 2
    • 3 2 1
  1. What will be the output of the following snippet?
      a = True
      b = False
      a = a or b
      b = a and b
      a = a or b
      print(a,b)
    • True False
    • True True
    • False False
    • False True
  1. What will be the output of the following snippet?
      def fun(x):
          return 1 if x % 2 != 0 else 2
      print(fun(fun(1)))
    • 2
    • the code will cause a runtime error
    • 1
    • None
  1. What will be the output of the following line?

    print(len((1,)))
    • 0
    • the code is erroneous
    • 2
    • 1
  1. What will be the output of the following piece of code?
      d = { 1:0, 2:1, 3:2, 0:1 }
      x = 0
      for y in range(len(d)):
          x = d[x]
      print(x)
    • the code will cause a runtime error
    • 2
    • 0
    • 1
  1. What will be the output of the following piece of code:
      y=input()
      x=input()
      print(x+y)
    if the user enters two lines containing 1 and 2 respectively?
    • 21
    • 12
    • 2
    • 3
  1. What will be the output of the following piece of code?
      print(“a”,”b”,”c”,sep=”‘”)
    • a’b’c
    • abc
    • a b c
    • the code is erroneous
  1. What will be the output of the following piece of code?
      v = 1 + 1 // 2 + 1 / 2 + 2
      print(v)
    • 4.0
    • 3.5
    • 3
    • 4
  1. What will be the output of the following code?
      t = (1,)
      t = t[0] + t[0]
      print(t)
    • (1,)
    • 1
    • (1, 1)
    • 2
  1. What will be the output of the following piece of code?
      x = 16
      while x > 0:
          print(‘*’,end=”)
          x //= 2
    • *****
    • ***
    • *
    • the code will enter an infinite loop
  1. What will be the output of the following snippet?
      d = { ‘one’:1, ‘three’:3, ‘two’:2 }
      for k in sorted(d.values()):
          print(k,end=’ ‘)
    • 1 2 3
    • 3 2 1
    • 2 3 1
    • 3 2 1
  1. What will be the output of the following snippet?
      print(len([i for i in range(0,-2)]))
    • 0
    • 2
    • 3
    • 1
  1. Which of the following lines properly invokes the function defined as:
    def fun(a,b,c=0)?
    • fun(0):
    • fun(b=0,b=0):
    • fun(1,c=2):
    • fun(a=1,b=0,c=0):
  1. What will be the output of the following snippet?
      l = [1,2,3,4]
      l = list(map(lambda x: 2*x,l))
      print(l)
    • 10
    • the snippet will cause a runtime error
    • 1 2 3 4
    • 2 4 6 8
  1. How many stars will the following snippet send to the console?
      i = 4
      while i > 0 :
          i -= 2
          print(“*”)
          if i == 2:
            break
      else:
          print(“*”)
    • 2
    • 0
    • 1
    • the snippet will enter an infinite loop
  1. What will be the output of the following snippet?
      t = (1, 2, 3, 4)
      t = t[-2:-1]
      t = t[-1]
      print(t)
    • 33
    • (3)
    • 3
    • (3,)
  1. What will be the output of the following snippet?
      d = {}
      d[‘2’] = [1,2]
      d[‘1’] = [3,4]
      for x in d.keys():
          print(d[x][1],end=””)
    • 24
    • 13
    • 42
    • 31
  1. What will be the output of the following snippet?
      def fun(d,k,v):
          d[k]=v
      dc = {}
      print(fun(dc,’1′,’v’))
    • None
    • 1
    • the snippet is erroneous
    • v
  1. How many empty lines will the following snippet send to the console?
      l = [[c for c in range(r)] for r in range(3)]
      for x in l:
          if len(x) < 2:
            print()
    • 1
    • 0
    • 2
    • 3
  1. Knowing that the function named m() resides in the module named f, and the code contains the following import statement, choose the right way to invoke the function:
      from m import f
    • the import statement is invalid
    • mod.fun()
    • mod:fun()
    • fun()
  1. The package directory/folder may contain a file intended to initialize the package. Its name is:
    • __init__.py
    • init.py
    • __init.py__
    • __init__.
  1. The folder created by Python used to store pyc files is named:
    • __pycfiles__
    • __pyc__
    • __pycache__
    • __cache__
  1. What will be the output of the following code, located in the file module.py?
        print(__name__)
    • main
    • __module.py__
    • module.py
    • __main__
  1. If you want to tell your module’s users that a particular variable should not be accessed directly, you may:
    • start its name with a capital letter
    • use its number instead of its name
    • start its name with _ or __
    • build its name with lowercase letters only
  1. If there is a finally: branch inside the try: block, we can say that:
    • it won’t be executed if no exception is raised
    • it will always be executed
    • branches is executed
    • it will be executed when there is no else: branch
  1. What will be the output of the following snippet?
      try:
          raise Exception
      except BaseException:
          print(“a”,end=”)
      else:
          print(“b”,end=”)
      finally:
          print(“c”)
    • a
    • ab
    • bc
    • ac
  1. What will be the output of the following snippet?
      class A:
          def __init__(self,name):
            self.name = name
      a = A(“class”)
      print(a)
    • a number
    • a string ending with a long hexadecimal number
    • class
    • name
  1. What will be the output of the following snippet?
      try:
          raise Exception
      except:
          print(“c”)
      except BaseException:
          print(“a”)
      except Exception:
          print(“b”)
    • it will an cause error
    • b
    • c
    • a
  1. What will be the output of the following snippet?
      class X:
          pass
      class Y(X):
          pass
      class Z(Y):
          pass
      x = X()
      z = Z()
      print(isinstance(x,Z),isinstance(z,X))
    • False False
    • True True
    • True False
    • False True
  1. The following code prints:
      x = “\”
      print(len(x))
     
    • 1
    • the code will cause an error
    • 2
    • 3
  1. The following code prints:
      x = “””
      “””
      print(len(x))

     
    • 2
    • 1
    • the code will cause an error
    • 3
  1. If the class constructor is declared as below, which one of the assignments is valid?
      class Class:
          def __init__(self):
            pass
    • object = Class(None)
    • object = Class(1)
    • object = Class(1,2)
    • object = Class()
  1. What will be the output of the following code?
      class A:
          A = 1
          def __init__(self,v = 2):
            self.v = v + A.A
            A.A += 1
          def set(self,v):
            self.v += v
            A.A += 1
            return
      a = A()
      a.set(2)
      print(a.v)
    • 7
    • 5
    • 1
    • 3
  1. What will be the output of the following code?
      class A:
          A = 1
          def __init__(self):
            self.a = 0
      print(hasattr(A,’A’))

     
    • True
    • 0
    • 1
    • False
  1. What will be the result of executing the following code?
      class A:
          pass
      class B:
          pass
      class C(A,B):
          pass
      print(issubclass(C,A) and issubclass(C,B))
    • it will print True
    • it will raise an exception
    • it will print an empty line
    • it will print False
  1. The sys.stdout stream is normally associated with:
    • the screen
    • a null device
    • the keyboard
    • the printer
  1. What will be the effect of running the following code?
      class A:
          def __init__(self,v):
          self._a = v + 1
      a = A(0)
      print(a._a)
    • it will print 0
    • it will print 1
    • it will print 2
    • it will raise an AttributeError exception
  1. What will be the result of executing the following code?
      class A:
          def __init__(self):
            pass
          def f(self):
            return 1
          def g():
            return self.f()
      a = A()
      print(a.g())
    • it will print 0
    • it will print True
    • it will print 1
    • it will raise an exception
  1. What will be the result of executing the following code?
      class A:
          def a(self):
            print(‘a’)
      class B:
          def a(self):
            print(‘b’)
      class C(A,B):
          def c(self):
            self.a()
      o = C()
      o.c()

     
    • it will print b
    • it will print a
    • it will raise an exception
    • it will print c
  1. The Exception class contains a property named args, and it is a:
    • string
    • tuple
    • list
    • dictionary
  1. What will be the result of executing the following code?
      def I(n):
          s = ”
          for i in range(n):
            s += ‘*’
            yield s
          for x in I(3):
            print(x,end=”)
    • it will print ***
    • it will print ****
    • it will print *
    • it will print ******
  1. What will be the result of executing the following code?
     def a(x):
          def b():
            return x + x
          return b
      x = a(‘x’)
      y = a(”)
      print(x() + y())

     
    • it will print xxxxxx
    • it will print x
    • it will print xx
    • it will print xxxx
  1. If s is a stream opened in read mode, the following line
      q = s.readlines()

    will assign q as a:
    • string
    • dictionary
    • list
    • tuple
  1. If you want to write a byte array’s content to a stream, you’d use:
    • the write() method
    • writebytearray() method
    • the writefrom() method
    • writeto() method

PCAP- Programming Essentials in Python Part 1 Summary Test Answer! : HERE

PCAP- Programming Essentials in Python Part 2 Summary Test Answer! : HERE

Manoj Kumar

I Love Technology and like to Explore new Technologies

This Post Has 2 Comments

  1. Krishna

    Bro can u put app development answers in internshala training

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