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a. Draw an ER diagram. Make sure each entity type has at least one key attribute. Document any assumptions you make. Avoid diagrams with a single entity. b. If you think the description is incomplete, list other data the database should store. c. Adjust your design to incorporate these additions. Problem 1: A space agency wants to develop a database of all satellites that humans have launched into space. Data includes the satellite identification, date of launch, destruction date, purpose, maximum orbital altitude, launching location, launching agency, and contact information for agency. Problem 2: A psychological study requires participants to answer a number of questions related to personality. The database should store the multiple choice answers (A, B, C, D) to the questions and information about each participant, such as participant id, age, and sex. The database should compute a score based on the individual's answers. The score indicates one of 8 personality categories. Each category has an identifying name and specifies that each of three qualities is either true or false.
Write an instruction sequence to output the value $35 to Port P.
Let L1, L2, ..., Ln be distinct lines in the Euclidean plane, and let A be the set of points formed by intersections of these lines. Characterize A using set notation and quantifiers.
research the Internet and find out all that you can about the keyboard layout that you are using. Then write me a one page essay on what you found.
Entity Relationship Modeling
The exact number of household records has not yet been determined, but you know that Marengo has fewer than 300 households. Develop the logic for a program that allows a user to enter each household size and dtermine the mean and median household ..
What is "file type?" Where do file types come from? Write down some of the information that file types give (tip: think about copying and pasting, also importing/exporting between files)?
The file is read into memory, all of it in one buffer, and the buffer is reversed, then the file is overwritten. For simplicity, we may assume that the maximum size of the file is 200000 bytes. If no file was selected an error message is displayed..
Initialize each item in the second array to 0. For each item in the first array, use it as the index into the second array and increment the contents found in the second array at the corresponding index.
How do you write a program named Balance.java that compares your checking account balance with your savings account balance (two doubles)
A 3000-km-long T1 trunk is used to transmit 64-byte frames using Go-Back-N protocol. If the propagation speed is 6 microseconds/km, how many bits should the sequence numbers be?
Demonstrate the capacity to communicate clearly with stakeholders a range of options that should be considered by a business in an online environment and the ability to apply appropriate structure and referencing formats
After successfully completing the laboratory assignment you should be able to: Employ the components of Microsoft Word 2010, Demonstrate how to create, edit, save, and print a document using Microsoft Word 2010
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