what is 2nfa relation schema r is in 2nf if it is
What is 2NF?
A relation schema R is in 2NF if it is in 1NF and every non-prime attribute A in R is fully functionally dependent on primary key.
Expected delivery within 24 Hours
what is meant by computing the closure of a set of functional dependencythe closure of f denoted by f is the set of functional dependencies logically
what is meant by normalization of datait is a process of examining the given relation schemas based on their functional dependencies fds and primary
define canonical covera canonical cover fc for f is a set of dependencies like f logically implies all dependencies in fc and fc logically shows all
a student calculates the acceleration due to gravity and determine it to be 972 ms2 what is his percent error if the accepted value is 981 ms2 q
what is 2nfa relation schema r is in 2nf if it is in 1nf and every non-prime attribute a in r is fully functionally dependent on primary
q when calculate plancks constant a students calculations produce values of 578 times 10-34 jmiddots and 729 times 10-34 jmiddots if the accepted
what is an indexan index is a structure that helps to place desired records of a relation quickly without probing all
q a twelve-slit strobe disc is rotated at the max stopping frequency for a vibrating object the strobe is rotated at 40 hza evaluate the period of
define query optimizationquery optimization refers to the process of search the lowest -cost method of evaluating a given
1948469
Questions Asked
3,689
Active Tutors
1450594
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
address topics of your interest that may represent challenges or areas in need of improvement or growth facing the organization.
You are the public information officer (PIO) for a small company, responsible for communicating and distributing information for your organization.
Begin by discussing two or three primary corporate valuation techniques with which you are familiar. What are the strengths and weaknesses of each method?
In this assignment, you will take on the role of a Founder/CEO of a new company. Your task is to create an 8-10 slide "Entrepreneur's Playbook"
construct a hypothesis test to verify the operations manager's claim. Your hypothesis test should include null and alternative hypotheses
In regard to intrinsic versus extrinsic motivation, is it possible for an individual's motivation to shift from intrinsic to extrinsic, or extrinsic to intrinsi
Question: Which of the following terms is defined as the idea that people's identity sets them apart from others?