SNHU DAD-220 Latest Update | 2024/2025 | Rated A+

SNHU DAD-220 Latest Update | 2024/2025 | Rated A+ Database Administrator (DBA) is responsible for securing the database system against unauthorized users. A database administrator enforces procedures for end user access and database system availability. database designer defines a database's tables, views, constraints, and indexes. The database design supports data storage, retrieval, modification, and deletion actions. End User are the consumers of data in a database. End users request, update, or use stored data to generate reports or information. SQL Statement Categories CRUD - Create, Read, Update, Delete IDE (Integrated Development Environment) a programming environment that includes an editor, compiler, and debugger. In this course we are using Codio. SQL (Structured Query Language) an international standard language for processing a database. It contains 3 parts: 1. data definition language including statements that help you define the database and its objects: tables, views, triggers, stored procedures 2. data manipulation language contains statements that allow you to update and query data. 3. data control language allows you to grant permission to a user to access specific data in the database Data raw information, collected raw facts and values - stock prices Information data that has been processed and analyzed to give the facts more value and meaning - a graph of stock prices over time Types of data formats text, image, audio, video Types of data sources industries, governments, individuals, and more common sources of data - Social Networks Facebook, twitter, youtube, blogs, search engines, etc common sources of data - business systems medical records, commercial transactions, bank records, e-commerce common sources of data - Internet of Things home automation, weather sensors, traffic sensors, webcams, surveillance videos, security images D A U.S. government geoportal that allows access to U.S. Federal Executive Branch datasets. provides more than 250,000 U.S. government data sets to support research and application development NASA's Data Portal provides numerous data sets in categories such as aerospace, earth science, and space science National Cancer Institute The federal government's principal agency for cancer research. Collects and reports data and information relative to all forms of cancer. Also provides