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If you are already connected to a database, what does running the following statement do?
Db2 CONNECT
Answer : B
Shadow tables are a special kind of Materialized Query Table, but what makes them different? (Choose two.)
Answer : C, D
Your manager has asked you to review cloud service offering for hosting a DB2 database. As the DBA, you still want to maintain control over all maintenance and patching operations. Which of the following Cloud offerings best suits your needs?
Answer : B
Which isolation level will allow application A to immediately read the committed value of a row that is exclusively locked by application B?
Answer : A
Read stability (RS) locks only those rows that an application retrieves within a unit of work. It ensures that any qualifying row read during a unit of work is not changed by other application processes until the unit of work completes, and that any row changed by another application process is not read until the change is committed by that process
What is the maximum precision for the DECIMAL data type?
Answer : D
A decimal number is a packed decimal number with an implicit decimal point. The position of the decimal point is determined by the precision and the scale of the number. The scale, which is the number of digits in the fractional part of the number, cannot be negative or greater than the precision. The maximum precision is 31 digits.
