Answered step by step
Verified Expert Solution
Question
1 Approved Answer
Suppose that you want to come up with a password of four characters in length that can only include lower case letters and numbers from
Suppose that you want to come up with a password of four characters in length that can only include lower case letters and numbers from 0 to 9.
Password only includes 4 characters and only includes lower case letters (26), and numbers 0 to 9 (10). Please explain what method was used to answer each question.
- 1.Assuming repetitions are allowed, how many passwords are possible?
- Assuming repetitions are not allowed, how many passwords are possible?
- Assuming repetitions are not allowed and there must be exactly two numbers, how many passwords are possible?
- Assuming repetitions are not allowed and there must be exactly two numbers, located at the end of the password, how many passwords are possible?
- Assuming repetitions are not allowed, there must be exactly two numbers, located at the end of the password, and that the letters can only be vowels, how many passwords are possible?
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started