Computers and Technology, 21.05.2020 16:58 jyepez
What are integrity constraints? Describe four different ways to handle integrity constraints. Which approach is the most desirable?
Answers: 1
Computers and Technology, 22.06.2019 01:00
Program description: a c# app is to be created to produce morse code. the morse code assigns a series of dots and dashes to each letter of the alphabet, each digit, and a few special characters (such as period, comma, colon, and semicolon). in sound-oriented systems, the dot represents a short sound and the dash represents a long sound. separation between words is indicated by a space, or, quite simply, the absence of a dot or dash. in a sound-oriented system, a space is indicated by a short period of time during which no sound is transmitted. the international version of the morse code is stored in the data file morse.txt.
Answers: 3
Computers and Technology, 22.06.2019 07:30
What type of computer network ensures high security ?
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Computers and Technology, 22.06.2019 20:40
Assume that there is a 4% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on three independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?
Answers: 1
What are integrity constraints? Describe four different ways to handle integrity constraints. Which...
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