A school is upgrading its website and will require students to create a password to access their marks online. In order to create secure passwords, students will be required to meet certain conditions. a. Determine the total number of possible 4-character passwords that can be created using each of the following requirements: the digits 0 to 9, where digits cannot be repeated
A school is upgrading its website and will require students to create a password to access their marks online. In order to create secure passwords, students will be required to meet certain conditions. a. Determine the total number of possible 4-character passwords that can be created using each of the following requirements: the digits 0 to 9, where digits cannot be repeated
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
Related questions
Question
A school is upgrading its website and will require students to create a password to access their
marks online. In order to create secure passwords, students will be required to meet certain
conditions.
a. Determine the total number of possible 4-character passwords that can be created using each
of the following requirements:
the digits 0 to 9, where digits cannot be repeated
Expert Solution
Given information
We need to build 4 character passwords
Possible digits 0 to 9
Step by step
Solved in 2 steps
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