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April 2021

Any recursive view must be defined as the union of two subqueries: a                query that is nonrecursive and a                      query.

Question:

Any recursive view must be defined as the union of two subqueries: a                query that is nonrecursive and a                      query.

A.

base, recursive

B.

recursive, base

C.

base, redundant

D.

view, base

Answer» a. base, recursive

Note: The above multiple-choice question is for all general and Competitive Exams in India

Any recursive view must be defined as the union of two subqueries: a                query that is nonrecursive and a                      query. Read More »

» DataBase Management System (DBMS) solved MCQs

The ratio of the useful heat drop to the isentropic heat drop is called                          

Question:

The ratio of the useful heat drop to the isentropic heat drop is called                          

A.

condenser efficiency

B.

nozzle efficiency

C.

vacuum efficiency

D.

boiler efficiency

Answer» b. nozzle efficiency

Note: The above multiple-choice question is for all general and Competitive Exams in India

The ratio of the useful heat drop to the isentropic heat drop is called                           Read More »

» Thermal Engineering 2 solved MCQs