ADBMS MCQs
1) Which approach that the E-R models must organizing information? (1) A. **layered B. stepped C. direct D. indirect 2) For a relation R, we are given that the domains of all attributes of R are indivisible. With this information, we can say the relation R is in ___________ (1) A. **1 NF B. 2 NF C. 3 NF D. BCNF 3) On which data a relational DBMS cannot perform elementary operations? (1) A. simple B. **c omplex C. short D. large 4) An is a set of entities of the same type that share the same properties, or attributes. (1) A. **Entity set B. Attribute set C. Relation set D. Entity model 5) Entity is a (1) A. working model B. ...