Categories

See More
Discover More

Bank PO Free Mock (3311) Persons (2816) Freshers (2701) Experienced (2572) Chemical Engineering Basics (2430) Computer Fundamental Miscellaneous (2254) Chemical Engineering Basics (1995) Networks Analysis And Synthesis (1892) Upsc Civil Service Exam Questions (1877) Communication Systems (1867) Digital Electronics (1836) Computer Fundamentals (1668) Analog Electronics (1564) Exam Question Papers (1476) Environmental Science (1456) Financial Management (1412) Java (1372) Fluid Mechanics (1316) Entrance Exams (1296) Campus Interviews (1272)
See More
  1. What does the following relational operation perform?

  1. (E)
  2. It returns the result of expression E with the previous attribute names
  3. It returns the result of expression E renaming the attributes as A1, A2, …
  4. It returns the result of the relation E but saves the old attributes

Correct Answer:
B. It returns the result of expression E with the previous attribute names

Report
QB_Banner09_5d84a7a4814f4.jpg
Similar Questions



To Subscribe To View More & Chance to Win
iPhone X

what's your interest