Course(course_id,course_name, credit) Here the course_id, course_name, credit are Select one: O a. Attributes, Relation O b. Tuple, Attributes O c. Tuple, Relation O d. Relations, Attribute and course is a

Course(course_id,course_name, credit) Here the course_id, course_name, credit are Select one: O a. Attributes, Relation O b. Tuple, Attributes O c. Tuple, Relation O d. Relations, Attribute and course is a

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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Concept explainers

SQL Query

Structured Query Language is the full form of SQL. It is one of the standard languages to deal with the relational database. It is used to insert, update, delete, and search the records stored in a RDBMS. The relational databases are created and managed by using SQL.

Question

My courses / Academic Courses / Technical / Computer Science / Database (420231VA_8) / General / Mid_Exam I
3
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bus page
Quiz 1
Course(course_id,course_name, credit)
Here the course_id, course_name, credit are
Select one:
O a. Attributes, Relation
O b. Tuple, Attributes
O c. Tuple, Relation
O d. Relations, Attribute
Jump to...
and course is a

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Step 1

Relation is also known as a table in databases.

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database Assume that you have the following relation; R(a,b,c) a b c ---------- 1 A F 2 B M 3 T F 4 R M 5 A F And S is a relation with one attribute called c and has one tuple with the value 'F". Then the cardinality of R divided by S will be = ----- Select one: a. Non of the mentioned b. 2 c. 1 d. 3
The following functional dependencies describe a relation that is in 3NF.Book_ID -> Genre_ID, Genre_TypeGenre_ID -> Genre_Type True or False? Thanks.
Identify if the following relation is in 1NF: STUDENT(StudentID, FirstName, LastName, (CourseID, CourseName, CourseLocation))
Q7: An ERD about a company has been mapped to the following Relations. Please choose the correct statement that describes the company Employee(ID,E.Name, Salary) Project(Name, Location, ID) Project Location(Name, Location) a. A company has several projects and employees. An employee can work on one or more projects. A project can be located at several locations b. A company has several projects and employees. An employee can work on a single project only and each project has several employees. A project can be located at several locations c. A company has several projects and employees. An employee can work on one or more projects. A project is located at a single location d. A company has several projects and employees. An employee can work on one project only. A project can be located at several locations Employee EID 001 002 003 004 005 006 Name Ahmad Ali Sameh Salem Huda Ali Department group by Name order by EID; a. TWO columns and FOUR records b. TWO columns and ONE record c. TWO…
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a) Complete the object conceptual data model for the following relational schema. Branch BranchID Location B001 Shatin ВО02 Homantin Order OrderID SalesTotal BranchID 0001 100 BO01 0002 200 BO02 0003 300 BO01 BranchID is the primary key of Branch table. OrderID is the primary key of Order table. BranchID in Order table is the foreign key references Branch table. Now, assume the OIDS are given below: Branch BranchID Location OID B001 Shatin OID1 B002 Homantin OID2 Order OrderID SalesTotal BranchID OID 0001 100 ВО01 OID3 0002 200 ВО02 OID4 0003 300 ВО01 OID5
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q10
For the following Student table, find all the possible functional dependencies that arehe ld.Schema: Student (Regno, Name, DOB, Phone, Instructor_ID, Instructor_Name, Instructor_Office)Gender, Course_ID, Course_Na me ,Regno Name 14M01 Kumar 14M05 Mary 14M07 Ram 14M01 Kumar 14B01 Revathi 14M09 Steve 14B03 RamyaDOB 12-Jan-1996 10-Jun-1995 10-May-1996 12-Jan-1996 10-Dec-1995 23-Oct-1995 20-Jul-1996Phone 12345 12367 12898 12345 23456 34567 23456Gender CID M C1 F C1 M C1 M C3 F C3 M C4 F C4CNam