A database administrator (DBA) is an important nontechnical position responsible for defining and implementing consistent principles for a variety of data issues, including setting data standards and data definitions that apply across all the databases in an organization.

Which of the following is NOT an element of the MBR on a Windows system?

A. partition table B. boot program C. master file table D. disk signature

If you have both of the last two functions (Celsius to Farenheit, and Farenheit to Celsius), are the exact inverses of one another? If you convert 32 degree Farenheit to Celsius, and then back to Farenheit, do you get 32 again? Try out different values. When does it work, and when doesn’t it and why?

What will be an ideal response?