Exam (elaborations)
MISY 160 Current Issues Questions and Answers
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MISY 160 Current Issues
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MISY 160 Current IssuesEarliest Computer Database - answer Flat file method
Issue with flat file method - answerRequiring the computer to begin every search at the
start of the list and search sequentially. Slow way to search and maintain
Database model used by IBM in the mid 1960s - answerHierarchical model
What hierarchical model is - answer Tree like structure with parent nodes pointing to
child nodes
Database model developed by GE's Charles Bachman - answerNetwork model
What network model is - answerEach child node could have multiple parents
Database model proposed by IBM's Ted Cock - answerRelational database model
What relational database model is - answerOrganizing a body of data into simple tables
of related information
How tables are connected in relational model - answerUsing matching data fields
What Oracle does - answerDeveloping and selling the first commercially available
relational database compatible with IBM's system R
What server is - answerDedicated computer providing services on behalf of clients
How clients are connected to a server - answerOver the internet or in a local area
network
Examples of server - answerWeb server, database server, email server, file server
Typical server in larger organizations - answerOne server is dedicated to one service
Typical server in smaller organizations - answerOne server handles multiple services
Issues of using an ordinary desktop computer as a server - answerNot designed to
handle a large workload and many incoming connections from users
An example of server CPU - answerIntel Xeon
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