Find all non-trivial dependencies

Assignment Help Database Management System

Reference no: EM13186503

Problem:

Consider the following schema of R(A, B, C, D) with functional dependencies:

A -> B, B-> C, and B->D

1- Compute the closure sets of R.

2- Find all non-trivial dependencies.

3- What are the candidate keys of R?

4- What is the highest normal form of R?

Reference no: EM13186503

Questions Cloud

What is the annual net cost : checking account with a 5.5% annual interest rate if the balance exceeds 1000.00. there is an 8.00 monthly fee is the balance falls below 1000.00. the average monthly balance is 1160.00. the account fell below the minimum balance 4 months. What is..

What can the federal reserve bank do to keep output : Suppose that consumers become pessimistic about the future health of the economy. What will happen to aggregate demand, output, and employment in the short run. Use the AD/AS figure to illustrate.iii) Considering the macroeconomic effects of pessi..

How much money will be in their travel fund at the end : If they deposit this money at the end of each month into a savings account paying interest at the rate of 6.5%/year compounded monthly, how much money will be in their travel fund at the end of the fourth year? (Round your answer to the nearest ce..

State what is the percent purity of the ferric oxide : If this reaction is only 92.0% efficient and 424 g of the ferric oxide is required to make 4.20 mol iron, what is the percent purity of the ferric oxide?

Find all non-trivial dependencies : Compute the closure sets of R, find all non-trivial dependencies and what are the candidate keys of R?

State the frontier mos of the diatomic molecule : Look carefully at the frontier MOs of the diatomic molecule, BF and determine the most basic site. Based on your observations, predict the structure that results when H+ adds to BF.

State a preferentially partitions into ether : Assume that the partition coefficient, K, for partitoning of compound A between diethyl ether and water is 3; that is, A preferentially partitions into ether.

How much will luis have in his account at the time : If the account earns interest at the rate of 7%/year compounded quarterly, how much will Luis have in his account at the time of his retirement?

How to book value schedule using the macrs : A corporation purchased a computer system for use by the firm's engineers. The system cost $500,000. At the end of its depreciable life, the salvage value for the system is $25,000. Compute the depreciation and book value schedule using the MACR..

User Account

All Pages