Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask DBMS Expert


Home >> DBMS

Q1. A database is being made to keep track of the teams and games of a sport league. A team consists of a number of players, not all of whom participate in each game. This is desired to keep track of players participating in each game for each team, the positions they play in that game and the consequence of the game.

a) Design an E-R schema diagram for the above application.

b) Map the E-R diagram to relational model.

Select your favorite sport (ex: Soccer, Baseball or Football)

Q2. In what sense does the relational calculus distinct from the relational Algebra and in what sense they are alike?

Q3. Describe the meanings of the existential quantifiers (∃) and universal quantifier (∀).

Q4. Illustrate the difference between UPDATE and ALTER command in the SQL with proper ex.

Q5. Describe the term Multi-version Time-stamp ordering protocol.

Q6. Describe the concept of conflict serializability. State conflicting instructions and non-conflicting instructions.

Q7. Given below are the two sets of FDs for a relation R(A, B, C, D, E). Are they equal?

a) A → B, AB → C, D → AC, D → E
b) A → BC, D → AE

DBMS, Programming

  • Category:- DBMS
  • Reference No.:- M910447

Have any Question? 


Related Questions in DBMS

Database individual assignmentdesign a database entity and

Database: Individual Assignment Design a database (entity and relationship tables in Access) for a small college department library. You should have the entities and relationships you need to support: Purchase books Sell ...

Coit20247 database design and development assignmentyou

COIT20247 Database Design and Development Assignment You must use that sample solution of assignment only for the following tasks: Assessment task- 1. Normalization a) Map the ERD, from the sample solution, into a set of ...

Application creating and populating a databasesuppose you

Application: Creating and Populating a Database Suppose you have a small retail store and decide to create a database to track sales. You have information about recent sales that you want to use for testing the database. ...

In general my report talks about the database management

In general, my report talks about the Database management system. But I want to a specific topics of it in 3 pages. The topics are: 1. Comparison between File approach and Database approach. 2. Advantages and disadvantag ...

When 100 ml of m10 h2so4 is mixed with 500 ml of my10 naoh

When 100 ml of M/10 H2SO4 is mixed with 500 ml of My/10 NaOH then nature of resulting solution and normality of excess reactant left is

Your assignment should be submitted in a single word doc

Your assignment should be submitted in a single Word doc (.doc or .docx). It should include your scenario diagram for Problem 1, and your Ruby source code for Problems 2 and 3. Contact me or post to our discussion board ...

Overviewfor this assignment you will implement and query a

Overview For this assignment you will implement and query a database from a supplied ER Diagram and Schema. You will be required to write the SQL statements to create the database structures, to fill the database with da ...

Part aexercise 1 data scienceread the article at

Part A Exercise 1: Data Science Read the article at http://datascience.berkeley.edu/about/what-is-data-science/ and answer the following: What is Data Science? According to IBM estimation, what is the percent of the data ...

List the different types of locks used by dbms systems and

List the different types of locks used by DBMS systems and explain how they differ from each other. Additionally, suggest the suitable scenario for each of them. 400 to 500 words, at least 4 references with one website r ...

Assignmentoverviewthis assignment gets you started thinking

Assignment Overview This assignment gets you started thinking like a database designer. You will learn concepts from chapters 1 through 5 and and implement them using MS Access. You should complete the following activiti ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate