Computers and Technology, 05.02.2021 22:00 sammamamam7905
Please he me! ;w; A private book collector is designing a database to keep track of her purchases and book holdings. Consider the entity set book with attributes title, author, publisher, pubdate, numberpages, condition, cost, and datepurchased. a. Show how the entity set and its attributes would be represented on an E-R diagram. b. Describe the domain of the cost, attribute, making assumptions as needed. c. Identify a superkey for the book entity set. d. Identify all candidate keys for the entity set. e. Identify a primary key for the entity set and underline it on the E-R diagram.
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Computers and Technology, 21.06.2019 21:40
Write c function that can replace all the positive elements to 0 and negative to 1 in undefined length one-dimensional array. test your program in the main program by defining one-dimensional array of 6 elements
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Computers and Technology, 22.06.2019 04:30
Eye injuries usually occur as a result of all of the following things, except: a) proper machine operation b) battery explosion c) falling or flying debris d) electric welding arc
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Computers and Technology, 22.06.2019 18:40
Mariah was working on a multimedia presentation that included both video and audio files. the file was huge, and she wanted to send it to her coworker in another office. she needed to reduce the size of the file so that it could be transmitted faster. the utility she used to do this was
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Computers and Technology, 24.06.2019 07:30
John recently worked on a project about various programming languages. he learned that though procedural language programs are useful, they have disadvantages too. what is a disadvantage of programs written in procedural languages? a. programs do not represent data complexity. b. programs take more time to execute. c. programs are prone to security threats. d. programs do not interface with multiple platforms.
Answers: 3
Please he me! ;w;
A private book collector is designing a database to keep track of her purchases a...
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