Answer:
b. data entry slows as every INSERT , UPDATE, or DELETE statement must also update every index.
Explanation:
This process help to improve the speed of get data , it takes each element in the indexed column and save the location to get faster the data. But if you index every attribute in a table it going to take a lot of time locating each column in the respective index in each query(update, delete and insert). For that reason is necesary be carefull with this process and only put index in the relevant columns
Repetition structures, or loops, are used when a program needs to repeatedly process one or more instructions until some condition is met, at which time the loop ends. Many programming tasks are repetitive, having little variation from one item to the next. Vectorized mathematical code appears more like the mathematical expressions found in textbooks, making the code easier to understand. That is the difference. Hope I could help you on Brainly.com!
Answer:
helthcare systems, aviation, entertainment, retail, etc
Explanation:
ICT has made life easy, it has made an interconection accross the world. in the helthcare system, ICT has created a positive impact because now a days body check up is been made through computers.
in the aviation, we use computers to control the the traffic of airplanes.
A <em>"DATA FLOW DIAGRAM"</em> is a modeling tool used in structured systems analysis and design (SSAD) analysis model that helps break down a complex process into simpler, more manageable, and more understandable subprocesses
