Oracle 4 online test, online practice test, exam, quiz

Oracle 4 Online Test

The purpose of this online test is to help you evaluate your Oracle 4 knowledge yourself. These Multiple Choice Questions (MCQs) on Oracle 4 will prepare you for technical round of job interview, written test and many certification exams.

The test contains 51 questions and there is no time limit. You will get 1 point for each correct answer. You will get your online test score after finishing the complete test.
(Total 51 questions)        (Time spent 0:0)

1. Output of the following ? XYZ?||NULL||?RAM? ?

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