You are interested in a career as a database administrator. What skills do you need? Group of answer choices create and maintain a data dictionary; monitor database performance collects and analyzes evidence found on computers, networks, mobile devices, and databases uses data modeling techniques and tools to analyze and specify data usage plans and designs software and apps that consider a user’s reaction to a program and its interface

- create and maintain a data dictionary; monitor database performance.

-  uses data modeling techniques and tools to analyze and specify data usage plans and designs

Explanation:

A database is a dedicated storage system configured to store data. It is managed by an administrator who configures and design the database system. The administrator maintains the database regularly and analyses the database performance.

answer; i believe the correct answer is (classes);

b.. i believe would be the right one sorry if im wrong.