Introduction to Database System In the relational model, relationships between relations or tables are created by using: composite keys. foreign keys. determinants. candidate keys. composite keys. foreign keys. determinants. candidate keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . a subtype entity an instance entity itself an archetype entity a subtype entity an instance entity itself an archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When performing a look-up operation using a form you enter the search value into the form All of these you type the key in an entry line, and the correct form is displayed you look at each form sequentially until you see the one you want None of these you enter the search value into the form All of these you type the key in an entry line, and the correct form is displayed you look at each form sequentially until you see the one you want None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was the first to implement true relational algebra in a PC DBMS? IDMS Oracle dBase-II R:base IDMS Oracle dBase-II R:base ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Characteristic(s) of a distributed MIS structure is computers supporting local DP operations None of these a multiprocessing environment All of these interactive sharing of the workload computers supporting local DP operations None of these a multiprocessing environment All of these interactive sharing of the workload ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A report form appears on the computer monitor during data entry is used during report generation to format data All of these None of these both (a) and (b) appears on the computer monitor during data entry is used during report generation to format data All of these None of these both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
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