Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? Minimum cardinality ERD Greater Entity Count (GEC) Maximum cardinality Minimum cardinality ERD Greater Entity Count (GEC) Maximum cardinality ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data encryption techniques are particularly useful for protecting data in data communication systems improving data integrity None of these reducing storage space requirements All of these protecting data in data communication systems improving data integrity None of these reducing storage space requirements All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? Special purpose packages Data management packages Custom made programs None of these Single function application packages Special purpose packages Data management packages Custom made programs None of these Single function application packages ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database has data and relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes data elements records and files All of these None of these record relationships data elements records and files All of these None of these record relationships ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In an enterprise-class database system, business users interact directly with database applications, which directly access the database data. False True False True ANSWER DOWNLOAD EXAMIANS APP
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