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1. Write a program that displays a rank in the defined dictionary. Save it as searchRank.py. a) create a dictionary, rank = {1:"Freshman", 2:"Sophmore", 3:"Junior", 4:"Senior" } b) request a user input for a number of years. c) print the value of the matching key in the dictionary. d) print the error message if input is invalid. Output Example 1: Enter the # of years in the school (1-4): 1 Year 1 = Freshman Output Example 2: Enter the # of years in the school (1-4): 11 Invalid years. 2. Write a program that calculates the average in the defined dictionary. Save it as AvgDict.py. a) create a dictionary, grades with three keys and assign an integer value to each key. b) use a for loop to calculate the total grades in the dictionary. d) print the average to two decimal places.

1. Write a program that displays a rank in the defined dictionary. Save it as searchRank.py. a) create a dictionary, rank = {1:"Freshman", 2:"Sophmore", 3:"Junior", 4:"Senior" } b) request a user input for a number of years. c) print the value of the matching key in the dictionary. d) print the error message if input is invalid. Output Example 1: Enter the # of years in the school (1-4): 1 Year 1 = Freshman Output Example 2: Enter the # of years in the school (1-4): 11 Invalid years. 2. Write a program that calculates the average in the defined dictionary. Save it as AvgDict.py. a) create a dictionary, grades with three keys and assign an integer value to each key. b) use a for loop to calculate the total grades in the dictionary. d) print the average to two decimal places.

Database System Concepts
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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need help with python code. can you please keep it simple, I mean can you not use high-level python codes to answer this. 

1. Write a program that displays a rank in the defined dictionary. Save it as searchRank.py. a) create a dictionary, rank = {1:"Freshman", 2:"Sophmore", 3:"Junior", 4:"Senior" } b) request a user input for a number of years. c) print the value of the matching key in the dictionary. d) print the error message if input is invalid. Output Example 1: Enter the # of years in the school (1-4): 1 Year 1 Freshman %3D Output Example 2: Enter the %2 of years in the school (1-4): 11 Invalid years. 2. Write a program that calculates the average in the defined dictionary. Save it as AvgDict.py. a) create a dictionary, grades with three keys and assign an integer value to each key. b) use a for loop to calculate the total grades in the dictionary. d) print the average to two decimal places. Output Example {'Exam 1': 85, 'Exam 2': 99, 'Exam 3': 100} Average = 94.67
Transcribed Image Text:1. Write a program that displays a rank in the defined dictionary. Save it as searchRank.py. a) create a dictionary, rank = {1:"Freshman", 2:"Sophmore", 3:"Junior", 4:"Senior" } b) request a user input for a number of years. c) print the value of the matching key in the dictionary. d) print the error message if input is invalid. Output Example 1: Enter the # of years in the school (1-4): 1 Year 1 Freshman %3D Output Example 2: Enter the %2 of years in the school (1-4): 11 Invalid years. 2. Write a program that calculates the average in the defined dictionary. Save it as AvgDict.py. a) create a dictionary, grades with three keys and assign an integer value to each key. b) use a for loop to calculate the total grades in the dictionary. d) print the average to two decimal places. Output Example {'Exam 1': 85, 'Exam 2': 99, 'Exam 3': 100} Average = 94.67
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