(b) Implement a function in Python to create a dictionary: {'a': 10, 'b': 20, 'c': 30, 'd': 40} and display each key-value pairs of it. Implement a function dict_check_add(dictionary, key, value) in Python to check whether a key of the given key-value pair already exists in the dictionary. If it is not, add the key-value pair to the dictionary.
(b) Implement a function in Python to create a dictionary: {'a': 10, 'b': 20, 'c': 30, 'd': 40} and display each key-value pairs of it. Implement a function dict_check_add(dictionary, key, value) in Python to check whether a key of the given key-value pair already exists in the dictionary. If it is not, add the key-value pair to the dictionary.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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