Define transaction and transaction flow  Mention the applications of transaction flows.

Q: What are the objectives of a data warehouse environment?

A: what is the data warehouse -> Data warehouse is a relational database that is designed for query…

Q: Describe the following minimal desirable transparency aspects of a distributed database management…

A: Introduction: Actually, a distributed database is a single logical database that is made up of a…

Q: For a transaction in a database, identify FOUR (4) aspects that might affect 4 performance and…

A: We need to identify 4 aspects of a transaction in a database, that might affect performance and…

Q: Distinguish between the volatility of a data warehouse and that of an operating system.

A: Introduction Explain the difference between the volatility of a data warehouse of the operational…

Q: a. Differentiate between high level language and low level language quires. b. Abbreviate the ACID…

A: Difference between high level and low level language The low level language resembles to the…

Q: Explain the Entity-Relationship model and its use in a database.

A: Intro In this question, we have to understand the Entity-Relationship model in the database. Let's…

Q: Define Atomicity in transaction management.

A: Transaction : A logical unit of work on a database. An action or series of action that are being…

Q: Explain transactional consistency. What disadvantages can it possibly have?

A: Given: Explain transactional consistency. What disadvantages can it possibly have?

Q: Write down the Types of a transaction according to the Following: 1.Application 2.Structures…

A: Given: Write down the Types of a transaction according to the Following: 1.Application 2.Structures…

Q: Define 3-level architecture of database with suitable figures

A:

Q: What are the stages involved in the SET transaction process?

A: SET transaction: PKI is used to provide public keys to participants reliably. SET employs asymmetric…

Q: Define a transaction in the database. Discuss all of the transaction's positive attributes in…

A: A database transaction refers to any logical computation that is carried out in a consistent way. A…

Q: What are ASSOciAtive entitieS?

A: Given: Associative entity

Q: what is the name of the connection in which each instance of data in one entity is represented by…

A: Entities are real-world objects with characteristics that are stored in a database. Tables are used…

Q: Data Abstraction is defined as Select one: O a. Describing database with a certain level of data…

A: Data Abstraction refers to hiding some amount of data not to be directly visible to user

Q: Discuss a) Transaction processing system

A: As per our policy we are allowed to solve first question incase of multi part question.please upload…

Q: Computer science Why do database systems support concurrent execution of transactions, despite the…

A: Introduction: The concurrency control technique allows transactions to be processed simultaneously…

Q: Define aggregate data types

A: Lets see the solution in the next steps

Q: List three types of metadata that appear in a three-layer data warehouse architecture.

A: GIVEN: List three types of metadata that appear in a three-layer data warehouse architecture.…

Q: In an ERD, how is a connection between two or more entities indicated? Provide an example of the…

A: The answer :

Q: What are the goals of having a data warehouse environment in place?

A: The answer :

Q: The unique identifier of the transaction that performed the write operation is called as _______ a.…

A: Option a Transaction Identifier is correct

Q: Collections of operations that form a single logical unit of work are called ___

A: Collection of operation that form a single logical unit of work are called transactions. correct…

Q: In database management system, the executing process or executing program which considers the…

A: In database management system, the executing process or executing program which considers the…

Q: Contrast Transaction log and Database change log.

A: To be determine: Contrast Transaction log and Database change log.

Q: Define a Database transaction. Discuss all desirable properties of transactions.

A: Answer: A transaction, in the context of a database, is a logical unit that is independently…

Q: Subject- Introduction to Database Problem- Write 'Case Study' and draw 'ER Diagram' for…

A: ER Diagram :

Q: Discuss about the transaction processing in Distributed Database Architecture and identify the roles…

A: Distributed Database  Definition: A distributed database is basically a database which is not…

Q: 1).describe a transaction and its properties

A: As per our company guidelines, we are supposed to answer only one question at a time. Refer to step…

Q: Design a physical schema for a bank

A: Answer :-  A physical schema for a bank is mentioned below :

Q: The recurring transaction type that generates an alert when we should use a recurring transaction to…

A: - The question wants to know when should we use a recurring transaction to enter a new transaction.

Q: Discuss transaction processing in the context of Distributed Database Architecture and identify the…

A: Introduction: Definition of a Distributed Database: A distributed database is a database that is not…

Q: Write rules for connecting of nested transaction.

A: Given: Write rules for connecting of nested transaction.

Q: Start by creating a transaction in the database. In this discussion, we will focus on the positive…

A: The database transaction is a unit of work performed within a database management system (or similar…

Q: How does a logical data flow diagram vary from a physical data flow diagram?

A: Logical data flow diagrams are simple and physical data flow diagrams are complex.

Q: Are you able to provide a detailed explanation of what Transactions and Concurrency involve in…

A: Required: Transactions and concurrency in ADO.NET? A transaction is a group of database instructions…

Q: A dimensional model is employed in the construction of a data warehouse, but what precisely does it…

A: GIVEN: A dimensional model is employed in the construction of a data warehouse, but what precisely…

Q: If you were to keep track of transactions in a banking system. How would you curate a data structure…

A: When selecting a data structure to solve a problem, you should follow these steps.   Analyze your…

Q: What are the possible ways of data exchange? Explain with the aid of diagram.

A: Given that What are the possible ways of data exchange? Explain with the aid of diagram. There are…

Q: Major components of a data warehouse architecture include the following.

A: A central database, ETL (extract, transform, load) tools, metadata, and access tools are the four…

Q: Explain the layered scalable architecture of data warehouse modeling.

A: GIVEN: Explain the layered scalable architecture of data warehouse modeling.

Q: ACCOUNT AND TRANSACTION and establish constraints

A: Given :

Q: List the processes and the external entities that you would include on a logical top-level data flow…

A: Answer: DFD top level is 2. I attached below top-level process and external entities.

Q: Explain the three choices for transaction boundary of a hierarchical form.

A: Answer is in step 2

Q: transaction flow structure? Discuss the reasons

A: Transaction flow structure and the reasons the transaction flows are often ill structured

Q: The data in a data warehouse are updated when transactions are processed.  Is this True or False?

A: A data warehouse is a non-volatile collection of data that exhibits subject oriented, integrated and…

Q: 22. Transaction management ensures ____________ and __________ properties. a. Atomicity and…

A: A transaction is a very small unit of a program and it may contain several lowlevel tasks. A…

Q: Give an illustration of the characteristics of a database application.

A: A database application is computer software whose primary function is to retrieve data from a…