QUIZ ON : python - FUNCTIONS IN PYTHON

FUNCTIONS IN PYTHON

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Question No# : 01 out of 50

What will be the output of the following Python code?<pre>def foo():     total += 1     return total total = 0 print(foo())</pre>

A. 0

B. 1

C. error

D. none of the mentioned

Question No# : 02 out of 50

What is tail recursion?

A. A recursive function that has two base cases

B. A function where the recursive functions leads to an infinite loop

C. A recursive function where the function doesn’t return anything and just prints the values

D. A function where the recursive call is the last thing executed by the function

Question No# : 03 out of 50

A statement is used when a statement is required syntactically but you do not want any code to execute.

A. break

B. pass

C. continue

D. none of these

Question No# : 04 out of 50

Which is the most appropriate definition for recursion?

A. A function that calls itself

B. A function execution instance that calls another execution instance of the same function

C. A class method that calls another class method

D. An in-built method that is automatically called

Question No# : 05 out of 50

What will be the output of the following Python code?<pre>def foo(k):       k[0] = 1   q = [0]   foo(q)   print(q)</pre>

A. [0]

B. [1]

C. [1, 0]

D. [0, 1]

Question No# : 06 out of 50

The variables in a function definition are called as

A. Subroutines

B. Function

C. Definition

D. Parameters

Question No# : 07 out of 50

what is Lambda function in python

A. A built-in Python function

B. A one-line anonymous function

C. Lambda is a function in python but user can not use it.

D. None of the above

Question No# : 08 out of 50

What will be displayed by print(ord(‘b’) – ord(‘a’))?

A. 0

B. 1

C. -1

D. 2

Question No# : 09 out of 50

What happens if the base condition isn’t defined in recursive programs?

A. Program gets into an infinite loop

B. Program runs once

C. Program runs n number of times where n is the argument given to the function

D. An exception is thrown

Question No# : 10 out of 50

What will be the output of the following Python code?<pre>print("xyyzxyzxzxyy".count('yy'))</pre>

A. 2

B. 0

C. error

D. none of the mentioned

Question No# : 11 out of 50

Which module in the python standard library parses options received from the command line?

A. getopt

B. os

C. getarg

D. main

Question No# : 12 out of 50

The function divmod(a,b), where both ‘a’ and ‘b’ are integers is evaluated as:

A. (a%b, a//b)

B. (a//b, a%b)

C. (a//b, a*b)

D. (a/b, a%b)

Question No# : 13 out of 50

What is the output of below program ?<pre>def maximum(x,y):     if x>y:         return x     elif x==y:         return "The number are equal"     else:         return y print(maximum(2,3))</pre>

A. 2

B. 3

C. The number are equal

D. None of These

Question No# : 14 out of 50

Recursive function is

A. A function that calls itself

B. A function that calls other functions

C. Both (A) and (B)

D. None of the above

Question No# : 15 out of 50

What is the output of the following code ?<pre>def fun(a, b=6):     a=a+b     print(a) fun(5, 4)</pre><div> </div>

A. 11

B. 9

C. 5

D. 4

Question No# : 16 out of 50

Which of the following functions will not result in an error when no arguments are passed to it?

A. min()

B. divmod()

C. all()

D. float()

Question No# : 17 out of 50

What will be the output of following?<pre>Y=[2,5J,6] Y.sort()</pre>

A. [2,6,5J]

B. [5J,2,6]

C. Error

D. [6,5J,2]

Question No# : 18 out of 50

____ keyword used for function in python

A. fun

B. function

C. def

D. define

Question No# : 19 out of 50

What will be the output of the following Python code?<pre>print("ccdcddcd".find("c"))</pre>

A. 4

B. 0

C. Error

D. True

Question No# : 20 out of 50

What is the output of below program ?<pre>def say(message, times =1):     print(message * times) say("Hello") say("Word",5)</pre>

A. Hello WordWordWordWordWord

B. Hello Word 5

C. Hello Word,Word,Word,Word,Word

D. Hello HelloHelloHelloHelloHello

Question No# : 21 out of 50

Which of the following statements is false about recursion?

A. Every recursive function must have a base case

B. Infinite recursion can occur if the base case isn’t properly mentioned

C. A recursive function makes the code easier to understand

D. Every recursive function must have a return value

Question No# : 22 out of 50

Which of the following functions is a built-in function in pythonn

A. factorial()

B. print()

C. seed()

D. sqrt()

Question No# : 23 out of 50

What is the output of the following code?<pre>x = 50 def func (x):     x = 2 func (x) print ('x is now', x)</pre>

A. x is now 50

B. x is now 2

C. x is now 100

D. Error

Question No# : 24 out of 50

What will be the output of the following Python code?<pre>def foo():     return total + 1 total = 0 print(foo())</pre>

A. 0

B. 1

C. error

D. none of the mentioned

Question No# : 25 out of 50

How many keyword arguments can be passed to a function in a single function call?

A. zero

B. one

C. zero or more

D. one or more

Question No# : 26 out of 50

What will be the output of the following code snippet?<pre style="font-size: 12.6px; letter-spacing: 0.14px;">numbers = (4, 7, 19, 2, 89, 45, 72, 22) sorted_numbers = sorted(numbers) odd_numbers = [x for x in sorted_numbers if x% 2!=0] print(odd_numbers)</pre>

A. [7, 19, 45, 89]

B. [2, 4, 22, 72]

C. [4, 7, 19, 2, 89, 45, 72, 22]

D. [24, 7, 19, 22, 45, 72, 89]

Question No# : 27 out of 50

Which of the following modules need to be imported to handle date time computations in Python?

A. datetime

B. date

C. time

D. timedate

Question No# : 28 out of 50

What will be the output of the following Python code?<pre>example = "helle" print(example.rfind("e")) </pre>

A. 1

B. 2

C. 4

D. 5

Question No# : 29 out of 50

Which of the following is a unit of code that is often defined within a greater code structure?

A. Subroutines

B. Function

C. Files

D. Modules

Question No# : 30 out of 50

How are keyword arguments specified in the function heading?

A. one-star followed by a valid identifier

B. one underscore followed by a valid identifier

C. two stars followed by a valid identifier

D. two underscores followed by a valid identifier

Question No# : 31 out of 50

You can also create your own functions, these functions are called?

A. built-in functions

B. user-defined functions

C. py function

D. None of the above

Question No# : 32 out of 50

Where is function defined?

A. In Module

B. In Class

C. In Another function

D. All of these

Question No# : 33 out of 50

What is the length of sys.argv?

A. number of arguments

B. number of arguments + 1

C. number of arguments – 1

D. none of the mentioned

Question No# : 34 out of 50

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margin:="" 0px="" !important;="" line-height:="" 20px="" !important;"="">3<span class="br0" style="font-family: Consolas, Monaco, " lucida="" console",="" monospace;="" text-align:="" justify;="" overflow:="" visible;="" padding:="" 0px;="" border:="" box-shadow:="" none;="" background-image:="" initial;="" background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" margin:="" 0px="" !important;="" line-height:="" 20px="" !important;"="">]<span class="br0" style="font-family: Consolas, Monaco, " lucida="" console",="" monospace;="" text-align:="" justify;="" overflow:="" visible;="" padding:="" 0px;="" border:="" box-shadow:="" none;="" background-image:="" initial;="" background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" margin:="" 0px="" !important;="" line-height:="" 20px="" !important;"="">)</pre> निम्नलिखित पायथन फ़ंक्शन का आउटपुट क्या होगा?<pre style="font-size: 12.6px; letter-spacing: 0.14px;"><span class="kw2" lucida="" console",="" monospace;="" text-align:="" justify;="" overflow:="" visible;="" padding:="" 0px;="" border:="" box-shadow:="" none;="" background-image:="" initial;="" background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" color:="" green;="" margin:="" 0px="" !important;="" line-height:="" 20px="" !important;"="">sum<span class="br0" lucida="" console",="" monospace;="" text-align:="" justify;="" overflow:="" visible;="" padding:="" 0px;="" border:="" box-shadow:="" none;="" background-image:="" initial;="" background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" margin:="" 0px="" !important;="" line-height:="" 20px="" 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background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" color:="" green;="" margin:="" 0px="" !important;="" line-height:="" 20px="" !important;"="">sum<span class="br0" lucida="" console",="" monospace;="" text-align:="" justify;="" overflow:="" visible;="" padding:="" 0px;="" border:="" box-shadow:="" none;="" background-image:="" initial;="" background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" margin:="" 0px="" !important;="" line-height:="" 20px="" !important;"="">(<span class="br0" lucida="" console",="" monospace;="" text-align:="" justify;="" overflow:="" visible;="" padding:="" 0px;="" border:="" box-shadow:="" none;="" background-image:="" initial;="" background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" margin:="" 0px="" !important;="" line-height:="" 20px="" !important;"="">[<span class="nu0" lucida="" console",="" monospace;="" text-align:="" justify;="" overflow:="" visible;="" padding:="" 0px;="" border:="" box-shadow:="" none;="" background-image:="" initial;="" background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" color:="" rgb(255,="" 69,="" 0);="" margin:="" 0px="" !important;="" line-height:="" 20px="" !important;"="">1<span class="sy0" lucida="" console",="" monospace;="" text-align:="" justify;="" overflow:="" visible;="" padding:="" 0px;="" border:="" box-shadow:="" none;="" background-image:="" initial;="" background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" color:="" rgb(102,="" 204,="" 102);="" margin:="" 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overflow:="" visible;="" padding:="" 0px;="" border:="" box-shadow:="" none;="" background-image:="" initial;="" background-position:="" background-size:="" background-repeat:="" background-attachment:="" background-origin:="" background-clip:="" overflow-wrap:="" normal;="" margin:="" 0px="" !important;="" line-height:="" 20px="" !important;"="">)</pre>

A. Error, 6

B. 12, Error

C. 12, 6

D. Error, Error

Question No# : 35 out of 50

What is the output of the following code ?<pre>def disp(*arg):     for i in arg:         print(i) disp(name="Rajat", age="20")</pre>

A. TypeError

B. Rajat 20

C. Name age

D. None of these

Question No# : 36 out of 50

Which of the following functions accepts only integers as arguments?

A. ord()

B. min()

C. chr()

D. any()

Question No# : 37 out of 50

What will be the output of the following Python code?<pre>def foo(x):     x = ['def', 'abc']     return id(x) q = ['abc', 'def'] print(id(q) == foo(q))</pre>

A. True

B. False

C. None

D. Error

Question No# : 38 out of 50

The code block within every function starts with a ____ ?

A. ;

B. : :

C. :

D. %

Question No# : 39 out of 50

Which one of the following is the correct way of calling a function?

A. function_name()

B. call function_name()

C. ret function_name()

D. function function_name()

Question No# : 40 out of 50

What will be the output of the following Python code?<pre>x='abcd' for i in x:     print(i.upper())</pre><div> </div>

A. a BCD

B. abcd

C. error

D. A B CD

Question No# : 41 out of 50

What is recursion in python?

A. Repeating a process in a loop

B. Calling a function from within itself

C. Using a loop to iterate over elements

D. Breaking down a problem into smaller subproblems

Question No# : 42 out of 50

If a function doesn't have a return statement, which of the following does the function return ?

A. int

B. null

C. None

D. An exception is thrown without the return statement

Question No# : 43 out of 50

Debugging is the process of fixing a______in the software.

A. procedure

B. function

C. bug

D. None of these

Question No# : 44 out of 50

Which of the following functions does not throw an error?

A. ord()

B. ord(‘ ‘)

C. ord(”)

D. ord(“”)

Question No# : 45 out of 50

How many arguments a Python program can accept from the command line?

A. One

B. Two

C. Three

D. Any Number of Times

Question No# : 46 out of 50

Which of the following data structures is returned by the functions globals() and locals()?

A. list

B. set

C. dictionary

D. tuple

Question No# : 47 out of 50

What will be the output of the following Python code?<pre>def foo(fname, val):     print(fname(val)) foo(max, [1, 2, 3]) foo(min, [1, 2, 3])</pre>

A. 3 1

B. 1 3

C. error

D. none of the mentioned

Question No# : 48 out of 50

What is the output of the following?<pre>x=123 for i in x:     print(i)</pre><div> </div>

A. 1 2 3

B. 123

C. Error

D. none of these

Question No# : 49 out of 50

Suppose there is a list such that: l=[2,3,4]. If we want to print this list in reverse order, which of the following methods should be used?

A. reverse(l)

B. list(reverse[(l)])

C. reversed(l)

D. list(reversed(l))

Question No# : 50 out of 50

Which of these is not true about recursion?

A. It’s easier to code some real-world problems using recursion than non-recursive equivalent

B. Recursive functions are easy to debug

C. Recursive calls take up a lot of memory

D. Programs using recursion take longer time than their non-recursive equivalent