INF3703 Databases II

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True & False The objective of SOL performance tuning on the client side is to generate an SOL query that returns the correct answer in the least amount of time, using the maximum amount of resources on the server side All database transactions must display at least the properties of Atomicity, consistency, convenience, and isolation Database recovery techniques are based on the isolation transaction property which indicate that the data used during execution of a transaction cannot...

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INF3703 databases SUMMARY 2022/2023 Database Design 9-1 The Information System [p.440] A database is a carefully designed and constructed repository of facts. The database is part of a large whole known as an Information System, which provides for data collection, storage, transformation, and retrieval. Systems analysis is the process that establishes the need for an information system and its extent. The process of creating an information system is known as systems development. The per...

INF3703 Exam Summary. INF3703 - Databases II. Basically, a database is a carefully designed and constructed repository of facts. The database is a part of a larger whole known as an information system, which provides for data collection, storage, and retrieval. Systems analysis is the process that establishes the need for and the extent of an information system. The process of creating an information system is known as systems development. DBLC – Database Life Cycle. DBLC has 6 phases: ...

INF3703 EXAM PACK 2023

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INF3703 Summary Exam. DBLC – Database Life Cycle. Basically, a database is a carefully designed and constructed repository of facts. The database is a part of a larger whole known as an information system, which provides for data collection, storage, and retrieval. Systems analysis is the process that establishes the need for and the extent of an information system. The process of creating an information system is known as systems development. DBLC – Database Life Cycle. DBLC has 6 ...

INF3703 STUDY NOTES. An informaton system is composed of people, hardware, software, databases, applicatons and procedures  Systems analysis is the process that establishes the need for and the scope of an informaton system  Systems development – is the process of creatng an informaton system  The performance of an information system depends on DB design and implementaton; app design and implementation; and administrative procedures  DB Design objectves – create complete, ...

2015-6 SECTION B Question 2 [22] ABC is a company on the street of Soweto. You have been appointed by ABC Company as a Database Administrator (DBA) after the completion of your IT qualification. As a DBA, one of your managerial roles in the Company is to ensure backup and full recovery database data in case of loss. As a Database Administrator (DBA) do the following: 2.1. State and explain to the Company at least SIX (06) measures you would put in place to ensure backup and recovery of th...