Explain how come a replacement algorithm is needed for a four-way set-associative cache system.

Q: Which of the following general data flows is shown on a computerized system flowchart? O…

A: Data flow is defined as the path for the data to move from one part of the information system to…

Q: Which of the following statements about the client-server model is correct?a. It is best suited to…

A: Accounting Information system is a set of components used for gathering, making, storing, preparing,…

Q: Give three examples of access control in a POS system.

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Q: Define direct write-off method

A: Accounts receivable: Accounts receivable refers to the amount to be received within a short period…

Q: is the target of data flow. Select one: O a. Destination O b. Pass O c. Source O d. Stores

A: Which is the target of data flow as follows:-

Q: Suppose we divide a flat table into subtables in a database system; what is the value of doing so

A: Thais question tells about what is the benefit of breaking up a large table into smaller ones in a…

Q: Typical DBMS features include all of the following EXCEPT a. database interface design and…

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Q: What flat-file data management problems are solved as a result of using the database concep

A: Database Management:   Database management refers to management of databases held within an…

Q: Explain the purpose of each of the layers in the OSI protocol model.

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Q: A control designed to validate a transaction at the point of data entry is a. recalculation of a…

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Q: Explain how a data warehouse database is fundamentally different from a transaction processing…

A: Transaction Process System:   Transaction process system can be defined as a system designed to…

Q: The database model most likely to be used in the development of a modern (not legacy) system is a.…

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Q: What are the strengths and weaknesses of a batch process with sequential files?

A: In a sequential file processing in batch mode, the master file is updated by incorporating the…

Q: What are the three general problems associated with data redundancy?

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Q: Explain why the data warehouse needs to be separate from the operational database.

A: Data Warehousing:   Data warehousing is a method through which an organization collects and manages…

Q: Which statement is true about a hashing structure? a. The same address could be calculated for two…

A: Answer:   Option a.

Q: For each of the following file processing operations, indicate whether a sequential file, indexed…

A: Access Method: Access method is the method by which data stored in the database can be located or…

Q: What are the four basic backup and recovery features necessary in a database management system?…

A: Database preservation is a major priority activity since it involves a lot of confidential and…

Q: Identify the following users as either an internal (I) or an external (E) user. Distribution manager

A: Users of the information: Users of information can be classified as internal and external users.…

Q: Describe the two-tier client-server model.

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Q: Distinguish between batch and real-time processing.

A: Transaction process system:   Transaction process system can be defined as a system designed to…

Q: Compare and contrast the relative advantages and disadvantages of sequential, block, group,…

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Q: For each of the following file processing operations, indicate whether a sequential file, indexed…

A: Definition: Access Method: Access method is the method by which data stored in the database can be…

Q: Explain how the E-R diagrams is used to prepare database tables. Also, include explanation of…

A: ER diagram stands for "Entity Relationship", which can be defined as a type of flowchart that is a…

Q: A documentation tool used to represent thelogical elements of a system is a(n)a. data flow…

A: The transactions that are happened in the company will be analyzed, and recorded in the first book…

Q: Why are denormalized tables used in data ware-houses?

A: Data Warehouse:   Data warehouse is also termed as enterprise data warehouse. It can be defined as…

Q: How are the summary views in a data warehouse different from views in an operational database?

A: Data Warehousing:   Data warehousing is a method through which an organization collect and manage…

Q: Distinguish between the two-tier and three-tier client-server models. Describe when each would be…

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Q: Reviewing database authority tables is a(n) a. access control. b. organizational structure control.…

A: An operating device must have strict security features to guard and hold device integrity. The…

Q: What are four ways in which database management systems provide a controlled environment to manage…

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Q: Explain the GPC backup technique. Is it used for sequential files or direct access techniques?…

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Q: Outline the traditional problems associated with the flatfile model that are resolved by the…

A: Flat File:   Flat file is a model in which data is structured and formatted in such a way that…

Q: What is a data warehouse?

A: Definition: Database: A database can be defined as the collection of data in an organized manner…

Q: In one sentence, what does updating a master file record involve?

A: Definition: Database: A database can be defined as a collection of structured data that is stored in…

Q: Explain the purpose of an ER diagram in database design.

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Q: Which of the following is NOT a database management task?a. retrievalb. storagec. summarizationd.…

A: Database management is an important tool used for the management of data files. This management…

Q: Give an application for a replicated database.

A: Database management refers to management of databases held within an organization. Database…

Q: Examine the diagram below and determine what essential mechanism is missing. Once you have…

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Q: Contrast centralized data processing with distributed data processing. How do the roles of end users…

A: Accounting Information system is a set of components used for gathering, making, storing, preparing,…