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ote:- Put the answer if you are 100% sure of the answer, otherwise no  Q1:- Functional dependency is:   Relationship between or among entities   Relationship between or among relations   Links between or among relationships   Relationship between or among attributes Q2:- picture Q3:-picture

ote:- Put the answer if you are 100% sure of the answer, otherwise no  Q1:- Functional dependency is:   Relationship between or among entities   Relationship between or among relations   Links between or among relationships   Relationship between or among attributes Q2:- picture Q3:-picture

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Note:- Put the answer if you are 100% sure of the answer, otherwise no 

Q1:-

Functional dependency is:

 

Relationship between or among entities

 

Relationship between or among relations

 

Links between or among relationships

 

Relationship between or among attributes

Q2:- picture

Q3:-picture

Consider the following relations to find how many entities exist in the corresponding ERD I Sailor(SID, name, age) Boat (BID, type, Price) Rent (SID, BID, RentDate) One entity Two entities Three entities Entites are not linked in a single ERD
Transcribed Image Text:Consider the following relations to find how many entities exist in the corresponding ERD I Sailor(SID, name, age) Boat (BID, type, Price) Rent (SID, BID, RentDate) One entity Two entities Three entities Entites are not linked in a single ERD
Consider the following commands performed in order (step to 7) where Ahmad is the Database Admin How many users will have the Delete privilege ? Step By Action 1 ahmad Grant all privileges on student to lana, laith with grant option 2 ahmad Grant delete on student to anas with grant option i 3 Grant delete on student to hasan with grant option 4 Grant update on student to laith 5 anas Grant delete on student to laith, Hasan 6 ahmad Revoke select, insert, delete, update on student from laith restrict ahmad Revoke delete on student from anas, lana cascade lana lana Two users Three users #Four users Die user
Transcribed Image Text:Consider the following commands performed in order (step to 7) where Ahmad is the Database Admin How many users will have the Delete privilege ? Step By Action 1 ahmad Grant all privileges on student to lana, laith with grant option 2 ahmad Grant delete on student to anas with grant option i 3 Grant delete on student to hasan with grant option 4 Grant update on student to laith 5 anas Grant delete on student to laith, Hasan 6 ahmad Revoke select, insert, delete, update on student from laith restrict ahmad Revoke delete on student from anas, lana cascade lana lana Two users Three users #Four users Die user
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