CHAPTER 1 REVIEW concerns 1. Define each that the adhering to terms: a) Data: raw data not processed. This usually contains telephone numbers, a day of birth, customer surname etc. It has little an interpretation until it is turned into information. B) Field: A character or group of personalities that has a details meaning. A field is provided to define and store data. C) Record: A logically connected collection of one or an ext fields that describes a person, place, or thing. D) File: A collection of associated records. 2. What is data redundancy, and which features of the document system have the right to lead come it? a. Data redundancy is once the exact same data space stored unnecessarily at different places. This have the right to lead to poor data security, and also data inconsistency. 3. What is data independence, and why is it doing not have in document systems? b. Data freedom is as soon as you readjust the data warehouse characterizes and it doesn’t impact the program’s ability to access the data. 4. What is a DBMS, and what are its functions? c. A DBMS (database monitoring system) is a arsenal of regimen that stores and manages data and also control accessibility to the data in the collection. That is responsible for creating, editing, deleting and also maintain every the data inserted. 5. What is structural independence, and why is that important? d. Accessibility to a record is dependence on the structure of the database. There is no structural independence new changes together as including a field, or a decimal in a record would do the new file or query inoperable and unusable. 6. Describe the differences amongst data, information, and also a database. E. Data: raw information that has actually not yet been processed. It refers to the repertoire of truth stores in the database. Instance is a date of birth. Clinical record number, etc. F. Information is usually offered interchangeably through data; yet they...
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