CSA

[Ashok kumar]

Which of the following is true ? 

A. When moved from left to right sluch bucket , ref fields become bold.

B. System tables cannot be deleted .

C.Deleted system tables will be created again during an instance upgrade .

[Anurag Tripathi · Accepted solution]

B

Are you writing the exam or just preparing? where are  you getting these questions from?

[Ashok kumar]

Preparing for exam . 

[Anurag Tripathi]

Then you should have time to respond to the questions already answered, close them out.

Also id suggest post all your questions in one thread, it will be easier for you and others.