Answer: <em><u> How to code for a database? A database is an organized collection of data, generally stored and accessed electronically from a computer system. Where databases are more complex they are often developed using formal design and modeling techniques. </u></em>
WWW. Wikipedia.com
Explanation: When creating a database first you need to make a software program then you need to start planing on what to do ...
{ A database management program (DBMS) is a software package design designed to manipulate, define, retrieve, and manage data in database.
A DBMS generally manipulates the data itself, the the data format, field names, record structure and file structure.}
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Answer:
I dont think I can answer this
Answer:
1.5 μs
Explanation:
time = distance / speed
if your cabinet is 300 m away, the time it takes is:
300 [m] / 200 000 x 10³ [m/s] = 1.5 x 10⁻⁶ s = 1.5 μs