Answer:
prefix comes first
Explanation:
pre means before, and post means after.
Answer:
Explanation:
Radio waves are a part of electromagnetic waves. They are high wavelength and low frequency waves that are classified as non-ionizing radiation. These waves are mostly used for communication purposes.
Radio waves carry are interpreted by devices that converts them to mechanical energy that can be interpreted and easily discerned. These waves carry a broad range of information.
These waves carry time-varying electrical signals that can easily be transmitted and they are produced by accelerated electrical charges.
Use Amazon music you can play any song you want
Answer:
Relational query language is the language that is used in the queries of the relational databases that has rows and columns in table. The user or client presents a request for gaining the information from the database. The relationships in the database are defined in numerous ways which creates the query.
This language can be procedural form or non-procedural form.The operations performed by this language are communication with the relational database, analyzing the relationships between the entities of database,splitting the request from client and then execution of that request is done by database management system(DBMS), etc.
