subject

You have just finished entering field names for your database . you need to choose the primary key or key field but none of your fields are unique. what should you do ? a. save the database without a key field b. use one of the existing fields even if it is not unique c. let the database assign a unique number in a new field d. use a spreadsheet instead

ansver
Answers: 1

Another question on Computers and Technology

question
Computers and Technology, 21.06.2019 18:20
Write a javascript program that reads three integers named start, end, and divisor from three text fields. your program must output to a div all the integers between start and end, inclusive, that are evenly divisible by divisor. the output integers must be separated by spaces. for example, if a user entered 17, 30, and 5, your program would output "20 25 30" (without the quotes) because those are the only integers between 17 and 30 (including 17 and 30) that are evenly divisible by 5.
Answers: 2
question
Computers and Technology, 23.06.2019 14:30
Select the correct answer. sean is a computer programmer. he has programmed an application for toddlers that plays nursery rhymes. however, a logic error has occurred in the program. which problem is a likely consequence of the error? a. the program crashes every time the user wants to play the nursery rhymes. b. the program crosses its buffer boundaries and overwrites an adjacent program. c. the program plays a different nursery rhyme than the one the user intended to play. d. the program shows different structures in its programming language code. e. the program introduces new viruses every time the user plays a nursery rhyme.
Answers: 1
question
Computers and Technology, 23.06.2019 22:50
What is an rss reader used for? for creating a user account on a social new site
Answers: 2
question
Computers and Technology, 24.06.2019 09:00
Why might you chose to crest a function resume
Answers: 1
You know the right answer?
You have just finished entering field names for your database . you need to choose the primary key o...
Questions
question
Mathematics, 24.08.2019 13:30
question
Mathematics, 24.08.2019 13:30
question
Health, 24.08.2019 13:30
Questions on the website: 13722361