Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
In problems 1 - 4, you are given the columns of a table, and a set of functional dependencies. Determine the normal form of this table. Remember that the normal form is the HIGHEST normal form for the table (e.g. if a table is in both 1st NF and 2nd NF, then what you report is 2nd NF). Always start by identifying the candidate keys.
1. What is the highest normal form of the table with columns A B C D E and the following functional dependencies?
A → B
B → A C D E
2. What is the highest normal form of the table with columns M N O P Q R S T and the following functional dependencies?
N → O
P → M N Q R
Q→S T
3. What is the highest normal form of the table with columns A B C D E F G and the following functional dependencies?
A E → D
D → C G
E → B F
4. What is the highest normal form of the table with columns A B C D E F G H and the following functional dependencies?
A → H
B → A C D E F
Breaking into Subsystems Decomposition is a significant technique for coping with complexity based on idea of divide and conquers. In dividing a problem into sub problems, the
WRITE SHORT NOTES ON INDEX STRUCTURE OF FILES? There are two basic parts of indices 1. Ordered indices 2. Hash indices Every technique must be evaluated on the bas
What are multiple inheritances? Multiple inheritances allow a class to inherit variables and methods from many super classes.
Probelm: (a) A distributed database (DDB) is a collection of multiple, logically interrelated databases which are physically distributed over a computer network" (i) Give a
Define the Third Normal Form: The third normal form (3NF) is a normal form employed in database normalization. 3NF was initially defined by E.F. Codd in 1971. Codd's definitio
examples of fields in a database
Problem : AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P
Describe Database state in details? Database state: The actual data within the database at a particular moment in time is known as a database state.
What is object containment? References among objects can be used to model dissimilar real-world concepts.
What are the causes of bucket overflow in a hash file organization? What can be done to reduce the occurrence of bucket overflow? When a record is inserted, the bucket to that
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd