Question 1 consider that you have been presented with the

Assignment Help Database Management System
Reference no: EM13347482

Question 1:

Consider that you have been presented with the subsequent relation for the Baxter Aviation database: Charters (Pilot#, Pilot name, Aircraft ID#, #seats, Village, Flight#, Flight date, Flight time, Customer#, Customer name)

(a) How many entities are shown by this relation?

(b) What is the primary key of relation? (Hint: Flight# is unique; flight numbers do not repeat as they do on commercial airlines with regularly scheduled flights. Each flight will go to many villages and over time a village can receive many flights.)

(c) Give a example of one insertion anomaly present in this relation.

(d) Give a example of one deletion anomaly present in this relation.

(e) Is this relation in first, second, or third normal form? Why?

Reference no: EM13347482

Questions Cloud

Write a case study on marketing environmentabout marketing : write a case study on marketing environment.about marketing environment - whether marketing could be segment - if so
Question 1 the systems analyst proposes the subsequent two : question 1. the systems analyst proposes the subsequent two relationships between the flight and pilot entities what
Describe the implications of this statement practically all : describe the implications of this statement practically all educational processes are governed by the interplay of
1 write a report on the australia post case study2 conduct : 1. write a report on the australia post case study2. conduct a presentationyour report should include three sections.a
Question 1 consider that you have been presented with the : question 1 consider that you have been presented with the subsequent relation for the baxter aviation database charters
Describe each reaction and provide the name of all the : describe each reaction and provide the name of all the chemical formula involved for each number.1.na2co3s sio2s -gt
Questions1determine diagrammatically and describe how the : questions1.determine diagrammatically and describe how the market for organic grown eggplants will be affected if the
Question 1 i we are conducting a two tailed hypothesis : question 1 i. we are conducting a two tailed hypothesis test at a 1 significance level to test that the mean of a
To analyse a set of data and write a memo identifying and : to analyse a set of data and write a memo identifying and explaining your insights into the operation of todd

Reviews

Write a Review

Database Management System Questions & Answers

  What is the role of a dbms

What is the role of a DBMS, and what are it advantages? What are its disadvantages?

  What is the key for r

What is the key for R? Decompose R into 2NF, then 3NF relations and what you know about the relation to show that this MD cannot violate 4NF

  Provide the sql to amend the original table design

You have been given the following specifications of a simple database for a netball association that keeps record of players, teams and matches.

  Write an sql query

Write an SQL query to get the author of the book "The Alchemist"

  Determine cost of least expensive part in part table

Write a query to determine the cost of the least expensive part in the part table? Format the returned price in dollars and cents using the correct function.

  Research paper on the turing and von neumann models

Write a two page research paper on the Turing and von Neumann models.

  List course along with names of students from database table

List the courses (D-code and C-no), along with the names of the students who are currently taking them. List all the courses (D-code and C-no) that John (i.e., S-Name=''John'') got 'A' grade.

  Create a new table named sportinggoods in database

Create a new table named SportingGoods to contain the columns PartNum, Description, OhHand, Warehouse, and Priced for all rows in which the item class is SG.

  Justify a question on database management

When a student has not chosen a major at a university, the university often enters a value of "Undecided" for the major field. Is "Undecided" a way to represent the null value? Should it be used as a default value? Justify your answer carefully.

  Create the table for the relation training courses

An ER diagram for the system. Show all entities, relationships, cardinalities and optionalities. Also, include all intersection entities. You must use the Finkelstein methodology as per the study book and tutorials.

  Data entities of this enterprise

Consider a student club or organization in which you are a member. What are the data entities of this enterprise? List and define each entity.

  Why triggers are significant in database systems

What are triggers used for, and why are they significant in database systems? Give an example of situation where a trigger would be appropriate. What would implementation of this trigger look like?

Free Assignment Quote

Assured A++ Grade

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!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd