Ask Question, Ask an Expert


Ask DBMS Expert

Home >> DBMS

problem1. Data replication is an important mechanism commonly employed in a distributed database environment. Replication provides a number of benefits in terms of enhanced system performance.

(i) Discuss the role that data replication plays in distributed database management systems.

(ii) describe the effect that replication has on read-only and update transactions.

(iii) Give details of two strategies for performing updates in a replicated distributed database environment. State one disadvantage of each strategy.

problem2. A database management system is expected to support a sufficient level of database recovery and database concurrency so that the system can function effectively and efficiently.

Discuss and compare the three schemes used for recovery from system failures, namely, deferred update, immediate update, and shadow paging.

DBMS, Programming

  • Category:- DBMS
  • Reference No.:- M96321

Have any Question? 

Related Questions in DBMS

Lab manualin this lab you will learn how to use ddl and

Lab Manual In this lab you will learn how to use DDL and Oracle Enterprise server to create user accounts, modify, monitor and delete them. You will take the first look at object permissions in Oracle. The last assignmen ...

Moving average forecasting modelsmoving average forecasting

Moving Average Forecasting Models Moving average forecasting models are powerful tools that help managers in making educated forecasting decisions. A moving average is mainly used to forecast short historical range data. ...

The discussion questionbased on your research and readings

The discussion question Based on your research and readings for the week, respond to the following discussion topics. • Often, systems have only one level of security when it comes to databases. Imagine that someone is t ...

Save a copy of the tal distributors database located within

Save a copy of the TAL Distributors database located within the Shared Files of the course. You will use this copy to create indexed fields in your database. The current TAL Distributors database only has a few customers ...

Lab creating a database designthis assignment contains two

Lab: Creating a Database Design This assignment contains two Sections: Database Design Diagram and Design Summary. You must submit both sections as separate files in order to complete this assignment. Note: If you are us ...

Question 1use the tables below to answer the following

Question 1: Use the tables below to answer the following questions: customerid customerid firstname lastname city state 10101 John Gray Lynden Washington 10298 Leroy Brown Pinetop Arizona 10299 Elroy Keller Snoqualmie Wa ...

Assignment database modeling and normalizationimagine that

Assignment: Database Modeling and Normalization Imagine that you work for a consulting firm that offers information technology and database services. Part of its core services is to optimize and offer streamline solution ...

Listed the five important software components of a dbms the

Listed the five important software components of a DBMS: the DBMS engine, the data definition, data manipulation, application generation, and data administration subsystems. Which of those are most and least important to ...

Describe a dbms and its functions list at minimum three of

Describe a DBMS and its functions. List, at minimum, three of the popular DBMS products and give a brief description of each. Your response should be at least 200 words in length. Explain what mobile devices are and why ...

Lab assignment working with additional database objectslab

Lab Assignment: Working with Additional Database Objects LAB OVERVIEW Scenario and Summary There is a lot more to a database than just tables and the data in them. A very important part of database security has to do wit ...

  • 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

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro