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Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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4. 5 9 10 110 12 13C 14 16 17 18 19 20 21 22 23 QUESTION 19 Given relation R(A, B, C, D, E, F, G, H, I, J) and the following set of function dependencies, calculate A", the closure of A under those FD. AB -> C • A-> DE F-> GH D-> IJ To be auto-graded correctly, list the attributes in the result set in alphabetical order without spaces or commas. QUESTION 20 Given a universal relation R(J, K, L, M, N, O) and functional dependencies: • K-> MN • J-> 0 What is the highest normal form is R in? O Un-normalized form O First Normal Form O Second Normal Form O Third Normal Form QUESTION 21 Given the data in this table, which of the following functional dependencies hold?
Transcribed Image Text:4. 5 9 10 110 12 13C 14 16 17 18 19 20 21 22 23 QUESTION 19 Given relation R(A, B, C, D, E, F, G, H, I, J) and the following set of function dependencies, calculate A", the closure of A under those FD. AB -> C • A-> DE F-> GH D-> IJ To be auto-graded correctly, list the attributes in the result set in alphabetical order without spaces or commas. QUESTION 20 Given a universal relation R(J, K, L, M, N, O) and functional dependencies: • K-> MN • J-> 0 What is the highest normal form is R in? O Un-normalized form O First Normal Form O Second Normal Form O Third Normal Form QUESTION 21 Given the data in this table, which of the following functional dependencies hold?
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