Database Systems Practice Test 390

Overview of SQL Query Language MCQ (Multiple Choice Questions) PDF - 390

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Overview of SQL Query Language Questions and Answers PDF Download: Quiz 390

MCQ 1946: IBM developed the original version of SQL, originally called

A) Ess-que-ell

B) Sequel

C) Sequence

D) Query language

MCQ 1947: The task of verifying the identity in a software connecting to an application is referred as

A) Authorization

B) Authentication through encryption

C) Identification

D) Registration

MCQ 1948: The command used to delete a particular column of a relation, is said to be

A) DROP

B) ALTER

C) DELETE

D) MODIFY

MCQ 1949: The SQLFetch statement is in a while loop that is executed until SQLFetch returns a value other than

A) SQLFAIL

B) 0

C) 1

D) SQLSUCCESS

MCQ 1950: The linked list created from the deleted records of file is referred to as

A) Occupied list

B) Free list

C) Fixed list

D) Scrub list

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