Introduction to Database System Keys made up of two or more attributes are called composite keys. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Primitive operations common to all record management systems include Print All of the listed here Look-up Sort Print All of the listed here Look-up Sort ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary doesn't provide information about: It will be the dominant data base of the future where data is located It is conceptually simple the size of the disk storage device It allows a many-to-many relationship It will be the dominant data base of the future where data is located It is conceptually simple the size of the disk storage device It allows a many-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not considered to be a basic element of an enterprise-class database system? DBMS Users COBOL programs Database applications DBMS Users COBOL programs Database applications ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A race condition occurs when Both of the listed here None of the listed here Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time Both of the listed here None of the listed here Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attributes A and B determine attribute C, then it is also true that: (A,B) is a composite determinant. A → B → C is a determinant. (A,B) is a composite determinant. A → B → C is a determinant. ANSWER DOWNLOAD EXAMIANS APP
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