What is a data flow diagram data flow diagram a data, Ask an Expert

Programming

What is a Data Flow Diagram?

Data Flow Diagram: A data flow diagram is the graph that shows flow of data values from their sources in objects in the course of processes which transform them to their destinations in other objects.

It does not show how values are controlled while computation. The Data Flow Diagram shows functional relationship of values computed by a system. DFD contains processes which transform data, data flows which move data, actor objects which produce and consume data and data store objects which store data passively.

View complete question

DBMS, Programming

Category:- DBMS
Reference No.:- M9580651

Have any Question?Write your Review or question?

Related Questions in DBMS

Assignmenta restaurant is designing a database to keep

Assignment A restaurant is designing a database to keep track of customer services. A customer is defined as a customer ID, name, address and a telephone number. Customers are served by employees. Each employee is define ...

Question create an erd for the following scenarioa small

Question: Create an ERD for the following scenario. A small company ABC wants a database to keep track of internal company information. Â Given the following information create an ERD. The ABC Company has several departm ...

Sql assignmentin these exercises youll enter and run your

SQL Assignment In these exercises, you'll enter and run your own SELECT statements. You will use the MyGuitarShop database for these queries. If you do not already have the MyGuitarShop database, the SQL script and the i ...

Question we can sort a given set of n numbers by first

Question : We can sort a given set of n numbers by first building a binary search tree containing these numbers (using TREE-INSERT repeatedly to insert the numbers one by one) and then printing the numbers by an inorder ...

Football association of zambia faz super leaguethe faz has

Football Association of Zambia (FAZ) Super League The FAZ has recently decided to reorganise their operations to support both existing and possibly expanded league operations in Zambia and part of preparation for the 201 ...

Assignment question - write and run sql statements to

Assignment Question - Write and run SQL statements to complete the following tasks Part A - DML 1. Locate the record in the vendor table that does not have a value for the attribute V_STATE 2. Find the customers whose ba ...

Stored procedure please create the following stored

Stored procedure. Please create the following stored routines using CPS3740_2017S database using the tables in dreamhome database. xxxx is your email id 1) Implement a stored procedure p3Q21_xxxx to display the Branch ci ...

Tableau is business intelligence software that helps people

Tableau is business intelligence software that helps people see and understand their data. Fast Analytics Connect and visualize your data in minutes. Tableau is 10 to 100x faster than existing solutions. Ease of Use Anyo ...

Students will select a situation or problem from their

Students will select a situation or problem from their company as a course project that can be solved using a database system. Using MS Access, or MS SQL Server Express, students will create a relational database model o ...

Question 1 what isdata-manipulation language dml there are

Question: 1. What isData-Manipulation Language (DML)? There are four types of access in DML, explain each one. 2. Assume we have a Library Database consists of the following relations: author(author_id, first_name, last_ ...

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

Recent Questions

Ask DBMS Expert