Introduction to Database System In a relation, the rows are sometimes called "records". False True False True 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 subschema contains every field in the logical schema each user can access every sub¬schema all of the listed here each user can "see" only a small part of the entire database each subschema contains every field in the logical schema each user can access every sub¬schema all of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An operation that will increase the length of a list is Insert Modify Look-up All of the listed here Insert Modify Look-up All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type may be related to more than one record of another record type. Many-to-one relationship One-to-one relationship One-to-many relationship Many-to many relationship Many-to-one relationship One-to-one relationship One-to-many relationship Many-to many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a logical data-base structure? network relational tree chain network relational tree chain ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file both (b) and (c) is sorted in ascending order None of these has a number assigned to each record contains only a list of keys and record numbers both (b) and (c) is sorted in ascending order None of these has a number assigned to each record contains only a list of keys and record numbers ANSWER DOWNLOAD EXAMIANS APP
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