Logic Building-Basic Level-Dictionary
Python Coding Questions
1. Write a program that reads the string and stores it as a key in a dictionary, counting the occurrence of each character excluding spaces. data=”Corpus Juris Secundum”
Output
The occurrence of Characters in the String is:
{‘c’: 2, ‘o’: 1, ‘r’: 2, ‘p’: 1, ‘u’: 4, ‘s’: 3, ‘j’: 1, ‘i’: 1, ‘e’: 1, ’n’: 1, ‘d’: 1, ‘m’: 1}
2. Write a program that reads through each word in the list and finds the occurrence of each word in the list data=[‘Arise’, ‘But’, ‘It’, ‘Juliet’, ‘But’, ‘already’,’and’, ‘breaks’, ‘east’, ‘It’]
Output:
The occurrence of each word in the list is :
{‘Arise’: 1, ‘But’: 2, ‘It’: 2, ‘Juliet’: 1, ‘already’: 1, ‘and’: 1, ‘breaks’: 1, ‘east’: 1}
3. Write a program to extract the name as the key and domain as the value to a dictionary data=”sam@gmail.com bob@gmail.com luci@rediff.com”
Output:
The name and domain names are :
{‘sam’: ‘gmail.com’, ‘bob’: ‘gmail.com’, ‘luci’: ‘rediff.com’}
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4. Write a program to store the cube of numbers as a key-value pair in a dictionary. The dictionary should not hold any value which are multiples of 3.
Output:
Enter the number: 7
Cube of numbers are :
{1: 1, 2: 8, 4: 64, 5: 125, 7: 343}
5. Write a program to generate the username and password for users and store it as a list of values in a dictionary against the name of the user based on the data collected from the user. Enter the firstname, mobnumber, DOB. Here username is a combination of firstname+DOB , password is a combination of mobnumber+DOB.
Output:
Enter the number of users 2
Enter the user 1 firstname Ronald
Enter the user 1 last 4 digits of mobile number 3443
Enter the user 1 year of birth 2003
Enter the user 2 firstname Adil
Enter the user 2 last 4 digits of mobile number 4556
Enter the user 2 year of birth 2004
The Generated username and password for the users are:
{‘Ronald’: [‘Ronald2003’, ‘34432003’], ‘Adil’: [‘Adil2004’, ‘45562004’]}
