150 Practice Problems & Solutions
Last updated
Last updated
1. Write a Python program to print the following string in a specific format (see the output). Sample String : "Twinkle, twinkle, little star, How I wonder what you are! Up above the world so high, Like a diamond in the sky. Twinkle, twinkle, little star, How I wonder what you are" Output :
2. Write a Python program to get the Python version you are using.
3. Write a Python program to display the current date and time. Sample Output : Current date and time : 2014-07-05 14:34:14
4. Write a Python program which accepts the radius of a circle from the user and compute the area. Sample Output : r = 1.1 Area = 3.8013271108436504
5. Write a Python program which accepts the user's first and last name and print them in reverse order with a space between them.
6. Write a Python program which accepts a sequence of comma-separated numbers from user and generate a list and a tuple with those numbers. Sample data : 3, 5, 7, 23 Output : List : ['3', ' 5', ' 7', ' 23'] Tuple : ('3', ' 5', ' 7', ' 23')
7. Write a Python program to accept a filename from the user and print the extension of that. Sample filename : abc.java Output : java
8. Write a Python program to display the first and last colors from the following list. color_list = ["Red","Green","White" ,"Black"]
9. Write a Python program to display the examination schedule. (extract the date from exam_st_date). exam_st_date = (11, 12, 2014) Sample Output : The examination will start from : 11 / 12 / 2014
10. Write a Python program that accepts an integer (n) and computes the value of n+nn+nnn. Sample value of n is 5 Expected Result : 615
11. Write a Python program to print the documents (syntax, description etc.) of Python built-in function(s). Sample function : abs() Expected Result : abs(number) -> number Return the absolute value of the argument.
12. Write a Python program to print the calendar of a given month and year. Note : Use 'calendar' module.
13. Write a Python program to print the following 'here document'. Sample string : a string that you "don't" have to escape This is a ....... multi-line heredoc string --------> example
Sample data: n=20 d = {"x":200} Expected Output : 0 {}
14. Write a Python program to calculate number of days between two dates. Sample dates : (2014, 7, 2), (2014, 7, 11) Expected output : 9 days
15. Write a Python program to get the volume of a sphere with radius 6.
16. Write a Python program to get the difference between a given number and 17, if the number is greater than 17 return double the absolute difference.
17. Write a Python program to test whether a number is within 100 of 1000 or 2000.
18. Write a Python program to calculate the sum of three given numbers, if the values are equal then return three times of their sum.
19. Write a Python program to get a new string from a given string where "Is" has been added to the front. If the given string already begins with "Is" then return the string unchanged.
20. Write a Python program to get a string which is n (non-negative integer) copies of a given string.
21. Write a Python program to find whether a given number (accept from the user) is even or odd, print out an appropriate message to the user.
22. Write a Python program to count the number 4 in a given list.
23. Write a Python program to get the n (non-negative integer) copies of the first 2 characters of a given string. Return the n copies of the whole string if the length is less than 2.
24. Write a Python program to test whether a passed letter is a vowel or not.
25. Write a Python program to check whether a specified value is contained in a group of values. Test Data : 3 -> [1, 5, 8, 3] : True -1 -> [1, 5, 8, 3] : False
26. Write a Python program to create a histogram from a given list of integers.
27. Write a Python program to concatenate all elements in a list into a string and return it.
28. Write a Python program to print all even numbers from a given numbers list in the same order and stop the printing if any numbers that come after 237 in the sequence. Sample numbers list :
29. Write a Python program to print out a set containing all the colors from color_list_1 which are not present in color_list_2. Test Data : color_list_1 = set(["White", "Black", "Red"]) color_list_2 = set(["Red", "Green"]) Expected Output : {'Black', 'White'}
30. Write a Python program that will accept the base and height of a triangle and compute the area.
31. Write a Python program to compute the greatest common divisor (GCD) of two positive integers.
32. Write a Python program to get the least common multiple (LCM) of two positive integers.
33. Write a Python program to sum of three given integers. However, if two values are equal sum will be zero.
34. Write a Python program to sum of two given integers. However, if the sum is between 15 to 20 it will return 20.
35. Write a Python program that will return true if the two given integer values are equal or their sum or difference is 5.
36. Write a Python program to add two objects if both objects are an integer type.
37. Write a Python program to display your details like name, age, address in three different lines.
38. Write a Python program to solve (x + y) * (x + y). Test Data : x = 4, y = 3 Expected Output : (4 + 3) ^ 2) = 49
39. Write a Python program to compute the future value of a specified principal amount, rate of interest, and a number of years. Test Data : amt = 10000, int = 3.5, years = 7 Expected Output : 12722.79
40. Write a Python program to compute the distance between the points (x1, y1) and (x2, y2).
41. Write a Python program to check whether a file exists.
42. Write a Python program to determine if a Python shell is executing in 32bit or 64bit mode on OS.
43. Write a Python program to get OS name, platform and release information.
44. Write a Python program to locate Python site-packages.
45. Write a python program to call an external command in Python.
46. Write a python program to get the path and name of the file that is currently executing.
47. Write a Python program to find out the number of CPUs using.
48. Write a Python program to parse a string to Float or Integer.
49. Write a Python program to list all files in a directory in Python.
50. Write a Python program to print without newline or space.
51. Write a Python program to determine profiling of Python programs. Note: A profile is a set of statistics that describes how often and for how long various parts of the program executed. These statistics can be formatted into reports via the pstats module.
52. Write a Python program to print to stderr.
53. Write a python program to access environment variables.
54. Write a Python program to get the current username
55. Write a Python to find local IP addresses using Python's stdlib
56. Write a Python program to get height and width of the console window.
57. Write a Python program to get execution time for a Python method.
58. Write a Python program to sum of the first n positive integers.
59. Write a Python program to convert height (in feet and inches) to centimeters.
60. Write a Python program to calculate the hypotenuse of a right angled triangle.
61. Write a Python program to convert the distance (in feet) to inches, yards, and miles.
62. Write a Python program to convert all units of time into seconds.
63. Write a Python program to get an absolute file path.
64. Write a Python program to get file creation and modification date/times.
65. Write a Python program to convert seconds to day, hour, minutes and seconds.
66. Write a Python program to calculate body mass index.
67. Write a Python program to convert pressure in kilopascals to pounds per square inch, a millimeter of mercury (mmHg) and atmosphere pressure.
68. Write a Python program to calculate the sum of the digits in an integer.
69. Write a Python program to sort three integers without using conditional statements and loops.
70. Write a Python program to sort files by date.
71. Write a Python program to get a directory listing, sorted by creation date.
72. Write a Python program to get the details of math module.
73. Write a Python program to calculate midpoints of a line.
74. Write a Python program to hash a word.
75. Write a Python program to get the copyright information and write Copyright information in Python code.
76. Write a Python program to get the command-line arguments (name of the script, the number of arguments, arguments) passed to a script.
77. Write a Python program to test whether the system is a big-endian platform or little-endian platform.
78. Write a Python program to find the available built-in modules.
79. Write a Python program to get the size of an object in bytes.
80. Write a Python program to get the current value of the recursion limit.
81. Write a Python program to concatenate N strings.
82. Write a Python program to calculate the sum of all items of a container (tuple, list, set, dictionary).
83. Write a Python program to test whether all numbers of a list is greater than a certain number.
84. Write a Python program to count the number occurrence of a specific character in a string.
85. Write a Python program to check whether a file path is a file or a directory.
86. Write a Python program to get the ASCII value of a character.
87. Write a Python program to get the size of a file.
88. Given variables x=30 and y=20, write a Python program to print "30+20=50".
89. Write a Python program to perform an action if a condition is true. Given a variable name, if the value is 1, display the string "First day of a Month!" and do nothing if the value is not equal.
90. Write a Python program to create a copy of its own source code.
91. Write a Python program to swap two variables.
92. Write a Python program to define a string containing special characters in various forms.
93. Write a Python program to get the Identity, Type, and Value of an object.
94. Write a Python program to convert a byte string to a list of integers.
95. Write a Python program to check whether a string is numeric.
96. Write a Python program to print the current call stack.
97. Write a Python program to list the special variables used within the language.
98. Write a Python program to get the system time.
Note : The system time is important for debugging, network information, random number seeds, or something as simple as program performance.
99. Write a Python program to clear the screen or terminal.
100. Write a Python program to get the name of the host on which the routine is running.
101. Write a Python program to access and print a URL's content to the console.
102. Write a Python program to get system command output.
103. Write a Python program to extract the filename from a given path.
104. Write a Python program to get the effective group id, effective user id, real group id, a list of supplemental group ids associated with the current process. Note: Availability: Unix.
105. Write a Python program to get the users environment.
106. Write a Python program to divide a path on the extension separator.
107. Write a Python program to retrieve file properties.
108. Write a Python program to find path refers to a file or directory when you encounter a path name.
109. Write a Python program to check if a number is positive, negative or zero.
110. Write a Python program to get numbers divisible by fifteen from a list using an anonymous function.
111. Write a Python program to make file lists from current directory using a wildcard.
112. Write a Python program to remove the first item from a specified list.
113. Write a Python program to input a number, if it is not a number generates an error message.
114. Write a Python program to filter the positive numbers from a list.
115. Write a Python program to compute the product of a list of integers (without using for loop).
116. Write a Python program to print Unicode characters.
117. Write a Python program to prove that two string variables of same value point same memory location.
118. Write a Python program to create a bytearray from a list.
119. Write a Python program to round a floating-point number to specified number decimal places.
120. Write a Python program to format a specified string limiting the length of a string.
121. Write a Python program to determine whether variable is defined or not.
122. Write a Python program to empty a variable without destroying it.
123. Write a Python program to determine the largest and smallest integers, longs, floats.
124. Write a Python program to check whether multiple variables have the same value.
125. Write a Python program to sum of all counts in a collections.
126. Write a Python program to get the actual module object for a given object.
127. Write a Python program to check whether an integer fits in 64 bits.
128. Write a Python program to check whether lowercase letters exist in a string.
129. Write a Python program to add leading zeroes to a string.
130. Write a Python program to use double quotes to display strings.
131. Write a Python program to split a variable length string into variables.
132. Write a Python program to list home directory without absolute path.
133. Write a Python program to calculate the time runs (difference between start and current time) of a program.
134. Write a Python program to input two integers in a single line.
135. Write a Python program to print a variable without spaces between values. Sample value : x =30 Expected output : Value of x is "30"
136. Write a Python program to find files and skip directories of a given directory.
137. Write a Python program to extract single key-value pair of a dictionary in variables.
138. Write a Python program to convert true to 1 and false to 0.
139. Write a Python program to valid a IP address.
140. Write a Python program to convert an integer to binary keep leading zeros. Sample data : x=12 Expected output : 00001100 0000001100
141. Write a python program to convert decimal to hexadecimal. Sample decimal number: 30, 4 Expected output: 1e, 04
142. Write a Python program to find the operating system name, platform and platform release date. Operating system name: posix Platform name: Linux Platform release: 4.4.0-47-generic
143. Write a Python program to determine if the python shell is executing in 32bit or 64bit mode on operating system.
144. Write a Python program to check whether variable is integer or string.
145. Write a Python program to test if a variable is a list or tuple or a set.
146. Write a Python program to find the location of Python module sources.
147. Write a Python function to check whether a number is divisible by another number. Accept two integers values form the user.
148. Write a Python function to find the maximum and minimum numbers from a sequence of numbers. Note: Do not use built-in functions.
149. Write a Python function that takes a positive integer and returns the sum of the cube of all the positive integers smaller than the specified number.
150. Write a Python function to check whether a distinct pair of numbers whose product is odd present in a sequence of integer values.