Download Informix 11.70 Fundamentals.C2090-558.Pass4Sure.2018-12-12.67q.tqb

Vendor: IBM
Exam Code: C2090-558
Exam Name: Informix 11.70 Fundamentals
Date: Dec 12, 2018
File Size: 390 KB
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Demo Questions

Question 1
Why would you want to create a table with a lock mode row as opposed to a lock mode page?
  1. to reduce disk I/O
  2. to keep more information in memory for each locked row
  3. to increase concurrency among multiple users on the same table
  4. to reduce the number of locks when accessing rows out of the table
Correct answer: C
Question 2
Which isolation level is appropriate if you do not want your query to place any locks?
  1. Dirty Read
  2. Cursor Stability
  3. Committed Read
  4. Repeatable Read
Correct answer: A
Question 3
Which of the following is true about system catalog tables access?
  1. Only user informix can read system catalog tables
  2. Only system administrators can read system catalog tables
  3. Only database administrators can read system catalog tables 
  4. Any user that can connect to the database can read system catalog tables
Correct answer: D
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