Database Systems Competitive Exam MCQs – Practice Test 5 (Chapter 22)

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Download Database Systems Learning App (Free) with MCQ: "Relational database products have special 'bulk loader' utilities to insert a"; with answers: large set of tuples into a relation, set of tuples into a relation, small set of tuples into a relation, and set of large tuples into a relation. Solve Data Storage and Querying Quiz Questions, download Google e-Book (Free Chapter) to improve database management.

SQL Interview Questions and Answers MCQs – Practice Test 5 PDF Download

MCQ 21: Relational database products have special 'bulk loader' utilities to insert a:

Set of tuples into a relation
Large set of tuples into a relation
Small set of tuples into a relation
Set of large tuples into a relation

MCQ 22: In the select evaluation of insertion, if the relation did not have a primary key constraint, the problem encountered would be of:

Consistency
Integration
Syntax
Redundancy

MCQ 23: Scalar subqueries are useful in SQL update statements, where they can be used in the:

Select clause
From clause
Where clause
Set clause

MCQ 24: The command for increase in annual salary are being made, and salaries of all instructors are to be increased by 5 percent, would be:

update instructor
set salary=salary * 1.05;
update instructor
set salary=salary * .05;
update into instructor
set salary=salary * .05;
update to instructor
set salary=salary * 1.05;

MCQ 25: The simplest insert statement is a request to insert:

One attribute
One tuple
One variable
One instance

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