Vendor: Oracle
Certifications: Oracle Database
Exam Name: Oracle Database 11g: Program with PL/SQL
Exam Code: 1Z0-144
Total Questions: 106 Q&As
Last Updated: Dec 01, 2023
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1Z0-144 Online Practice Questions and Answers
In which of the following scenarios would you recommend using associative arrays?
A. When you want to retrieve an entire row from a table and perform calculations
B. When you know the number of elements in advance and the elements are usually accessed sequentially
C. When you want to create a separate lookup table with multiple entries for each row of the main table, and access it through join queries
D. When you want to create a relatively small lookup table, where the collection can be constructed in memory each time a subprogram is invoked.
Which two statements are true about the usage of the cursor for loops? (Choose two.)
A. The cursor needs to be closed after the iteration is complete.
B. The implicit open, fetch, exit, and close of the cursor happen.
C. The record type must be explicitly declared to control the loop.
D. The PL/SQL creates a record variable with the fields corresponding to the columns of the cursor result set.
Which statements are true about database triggers? (Choose two.)
A. They can invoke only PL/SQL procedures.
B. They can include SQL and PL/SQL or calls to Java procedures.
C. They are implicitly fired by an event that must occur within an application.
D. They are implicitly fired when a triggering event occurs, depending on which user is connected.
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