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Computer Science

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In the drop file there are three pictures of chapters's questions, chapter 11, 12, and 13 . Choose any 6 questions in each chapter,, For example for chapter 11 choose 6 questions to answer them , and chapter 12 the same thing, choose 6 , and 13 ..etc , so 6 questions for each chapter the total will be 18 questions.

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Running head: COMPUTER SCIENCE ASSIGNMENT PAPER

Computer Science Assignment Paper
Name
Institution

1

COMPUTER SCIENCE ASSIGNMENT PAPER

2

CHAPTER 11
1. Two steps to data storage design
The first step to data storage design is describing how data can be stored in the component of the
system. After the storage format has been selected, it is then engineered to improve its
operational efficiency.
2. File and a Database
A database is a comprehensive store of collections of information associated in some way with
each other while a file is a digital catalog of data improved to perform specific processes.
3. End-user database and an enterprise database
End-user databases only support small-scale productivity, for example, Microsoft Access. An
enterprise database controls large volumes of data and can back up applications that are used in
whole corporations, for example, Oracle.
4. Five types of files, and the primary purpose of each
i.

Master files- used to store essential business application information

ii.

Look-up files- hold inert values used in the validation procedure

iii.

Transaction files- used to upgrade master files

iv.

Audit file- determines the changes made on a record for reference purposes.

v.

Archive files- records of past transactions not require...


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