Introduction to Database System With respect to data input, the most accurate description of batch control is None of these All of these dividing documents to be entered into batches controlling the input of each input clerk comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system None of these All of these dividing documents to be entered into batches controlling the input of each input clerk comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entity instances are associated by relationship classes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file both (b) and (c) has a number assigned to each record contains only a list of keys and record numbers None of these is sorted in ascending order both (b) and (c) has a number assigned to each record contains only a list of keys and record numbers None of these is sorted in ascending order ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS that is most difficult to use is ________ . Microsoft's SQL Server Oracle Corporation's Oracle Microsoft's Access IBM's DB2 Microsoft's SQL Server Oracle Corporation's Oracle Microsoft's Access IBM's DB2 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a large DBMS each user can "see" only a small part of the entire database each user can access every sub¬schema all of the listed here each subschema contains every field in the logical schema each user can "see" only a small part of the entire database each user can access every sub¬schema all of the listed here each subschema contains every field in the logical schema ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the _____ command is used to recompile a view ALTER VIEW DEFINE VIEW COMPILE VIEW None of these CREATE VIEW ALTER VIEW DEFINE VIEW COMPILE VIEW None of these CREATE VIEW ANSWER DOWNLOAD EXAMIANS APP
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