Introduction to Database System The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? Bits None of the listed here Data field Characters Bits None of the listed here Data field Characters ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The modify operation is likely to be done after Look-up None of these Insert Delete All of these Look-up None of these Insert Delete All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction? ZIP PACK SAVE COMMIT ZIP PACK SAVE COMMIT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? SELECT SUB FROM BOOK All of these SELECT ALL FROM BOOK None of these SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK All of these SELECT ALL FROM BOOK None of these SELECT DISTINCT SUB FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a relational database? FoxPro Reflex dBASE IV 4th Dimension FoxPro Reflex dBASE IV 4th Dimension ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities can be associated with one another in which of the following? Identifiers Entities Attributes Relationships Identifiers Entities Attributes Relationships ANSWER DOWNLOAD EXAMIANS APP
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