retrieval of information correct: a 8 What is a benefit of using a DBMS? a. It provides seamless Internet access to database data. b. It creates automatic backups. c. It helps create an environment for end users to have access to more data. d. It provides full security to data using private/public key encryption. correct: c 9 The ________ manages interaction between the end user and the database. a. DBMS b. DP c. DM query engine d. DBMQ correct: a 10 The ________ receives all application requests and translates
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4. What is a DBMS, and what are its functions? c. A DBMS (database management system) is a collection of program that stores and manages data and control access to the data in the collection. It is responsible for creating, editing, deleting and maintain all the data inserted. 5. What is structural independence, and why is it important? d. Access to a file is dependent on the structure of the database. Without structural independence new changes such as adding a field, or
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Can you believe that the authors present this chapter on databases already? We have’t even had time to explore hardware and software to the level that we want or need! ( Now are able to move into a specific application, databases! How exciting, right? I will be asking some time this week what experience everyone has with databases, but we will not be expecting people to create one or work with one. But, first, let’s examine why this is valuable to us and to our organizations. Organizing
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Describe relational databases in detail. Why do we mostly use relational databases in the industry? A relational database consists of a collection of tables in which each is assigned a unique name. The tables represent both data and the relationship among those data. In each table you find multiple columns and each column has a unique name. A relation is a two-dimensional table in which the following attributes, entries in a table are single-valued; each location contains a single value. Each column
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questions 1. What is computer? 2. Define operating system. 3. How do you close the word document? 4. State the shortcut Key to copy and paste. 5. Define print preview Ms-Excel. 6. List out the options in view menu. 7. Define Database. 8. What you mean by primary key? 9. How to start the power point? 10. How to move the text in power point? Section-B (5 X 4=20) Answer all the questions 11. Explain various characteristics of computer. (or) Discuss about
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techniques, converting the conceptual data models into relational data models and verifying its structural characteristics with normalization techniques. The course will include coverage of basic database administration tasks and key concepts of data quality and data security. Building on the transactional database understanding, the course 1 of 4 provides an introduction to data and information management technologies that provide decision support
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e-mail: adiymeri@hotmail.com Summary • Very good knowledge on IT systems, global system analysis, developing, testing and managing of software in several programming languages. Software Engineering, Software Analyst, Database designer and Administrator in ORACLE, SQL Server DBMS, PostgreSQL, etc., Software Designer, Software Developer, Network and System Administrator. • Experience managing national level large scale IT projects. • Experience in software development
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Lab 1.2 Define Major Topics for a Database. Nouns Major Topic Hospitals - Conducting a double blind test of a new depression drug Doctors - Need to be able to see their own patient’s information and be able to enter blood pressures, blood results, depressions indicators, notes, etc. Patients - Should be able to see their own medical profile, doctor notes Drugs - A new drug will be dispersed in generic bottles, given to half of the patients for depression & to test the side effects
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was catering to products which used to manage performance for Oracle database applications * Industry Background: * Firms IT requirements were based on the kind of data processing they want, legacy systems in place, finances available and the personal preference of the management * Key things involved in an overall systems: * Web/network * Application * Database * Physical storage * Till now, HW and SW things
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vary between being accessible to any computer on site via a server install or having a limited number of copies that must be installed client-side. A database would allow Grandfield to effectively track all of these things in one place and to be able to draw a better view of what the demands are over time. Scope Grandfield College wants a database to track faculty and staff computers, what software is installed on each, who has access to each computer, and requests for new software. Being able
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