Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A race condition occurs when Both of the listed here two users of the DBMS are interacting with different files at the same time Two concurrent activities interact to cause a processing error None of the listed here Both of the listed here two users of the DBMS are interacting with different files at the same time Two concurrent activities interact to cause a processing error None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The Management Information system (MIS) structure with one main computer system is called a distributed MIS structure hierarchical MIS structure decentralized MIS structure centralized MIS structure distributed MIS structure hierarchical MIS structure decentralized MIS structure centralized MIS structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The highest level in the hierarchy of data organization is called data file database data record data bank data file database data record data bank ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ database does not use pointers or physical links, but instead finds related records by examining the contents of fields. Object-Oriented None of these Relational Network Hierarchical Object-Oriented None of these Relational Network Hierarchical ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Batch processing is appropriate if a large computer system is available only a small computer system is available None of these All of these only a few transactions are involved a large computer system is available only a small computer system is available None of these All of these only a few transactions are involved ANSWER DOWNLOAD EXAMIANS APP
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