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
Answer:
A. planning and gathering financial information
Digital technology is the same as the used in digital watches, or the time display on a microwave oven. Digital is about using the exact numbers to tell the time. By being digital transmission of data became easy. Sound, images and document are relayed faster and stored conveniently through this system.
Answer:
I don't know if it would work for what you need but you could try scratch. (sorry if this isn't what you needed.)
