Questions for the C2090-616 were updated on : Jul 20 ,2024
Page 1 out of 5. Viewing questions 1-15 out of 63
Question 1
You are asked to provide a recommendation for the appropriate DB2 edition for a new application. The application is characterized by long, complex queries that select a subset of columns and often perform grouping and aggregation. The initial database size is estimated at 5 TB, with growth of about 100 GB per year. Keep data size on disk to a minimum is a priority? Which of the following editions would be best meet the described needs?
A. DB2 Express-C
B. DB2 Enterprise Server Edition
C. DB2 Workgroup Server Edition
D. DB2 Advanced Enterprise Server Edition
Answer:
D
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 2
Which of the following editions of DB2 include support for Federation with Oracle database?
A. DB2 Express-C
B. DB2 Developer Edition
C. DB2 Enterprise Server Edition
D. DB2 Workgroup Server Edition
Answer:
C
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 3
Which three facilities are used to control authorization in DB2?
A. privileges, db2ssh, LBAC credentials
B. privileges, authority levels, certificates
C. db2ssh, trusted contexts, authority levels
D. privileges, authority levels, LBAC credentials
Answer:
D
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 4
Which database object can be locked explicitly?
A. Row
B. View
C. Index
D. Table
Answer:
D
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 5
What happens when you run the following statement if MYUSER holds no privileges on table MYTABLE? REVOKE SELECT ON TABLE mytable FROM USER myuser
A. An error is returned
B. An entry is mane in SYSCAT.TABAUTH
C. The REVOKE statement succeeds with no effect
D. All privileges are granted to user MYUSER on MYTABLE
Answer:
C
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 6
A user executes the following statements: REATE TABLE t1 (c1 INT, c2 INT); CREATE ALIAS a1 FOR t1; What will be the result if the user executes the following statement? DROP ALIAS a1;
A. The alias A1 will be dropped
B. The table T1 will be dropped
C. Both T1 and A1 will be dropped
D. Nothing, the statement will result in an error
Answer:
A
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 7
Which constraint can be used to ensure that identical values are never stored in a set of columns in a table?
A. NOT NULL
B. Foreign key
C. Primary key
D. Informational constraint
Answer:
C
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 8
Which of the following is TRUE about a COMMIT statement executed at the end of the T1 unit of work?
A. A ROLLBACK command executed just after the COMMIT command cancels that COMMIT
B. Save points defined during transaction T1 are released only if there is a RELEASE SAVEPOINT command executed after the COMMIT command
C. It finishes the current T1 unit of work and a new one is initiated, however it is possible to ROLLBACK to the latest SAVEPOINT before COMMIT
D. It finishes the current T1 unit of work and a new one is initiated. All changes made by UPDATE and DELETE commands during unit of work T1 are committed
Answer:
D
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 9
Which of the following statements about stored procedures is TRUE?
A. Stored procedures can be written in SQL PL, but not in the PL/SQL dialect
B. The CREATE SOURCED PROCEDURE statement defines a procedure that is based on another procedure in a federated database
C. There are three types of stored procedures which can be deployed: SQL procedures, external procedures, and sourced procedures
D. Two identically-named procedures within a schema are permitted to have exactly the same number of parameters, but the parameters must have different data types assigned
Answer:
B
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 10
Which edition of DB2 LUW has been discontinued in v11.1?
A. DB2 Developer Edition
B. DB2 Express Server Edition
C. DB2 Enterprise Server Edition
D. DB2 Connect Enterprise Server Edition
Answer:
B
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 11
Which of the following statements about triggers are TRUE? (Choose two.)
A. There is a limit of 8 for the maximum number of cascading trigger activations
B. Triggers can be activated as a result of changes due to referential constraint enforcement
C. Multiple INSTEAD OF triggers are allowed for each kind of operation on a given subject view
D. Constraints associated with a subject table are applied between execution of BEFORE and AFTER triggers
E. The activation of the triggers for a particular table, event and activation time are conducted in descending order of trigger creation time
Answer:
B,D
User Votes:
A
50%
B
50%
C
50%
D
50%
E
50%
Discussions
0/ 1000
Question 12
Which of the following is TRUE about indexes on column organized tables?
A. No indexes are allowed
B. Indexes are only allowed on numeric columns
C. Indexes are automatically created to enforce unique constraints
D. An index is only allowed on the synopsis table supporting a column organized table
Answer:
C
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 13
How can you tell what privileges on a table or view have been granted to a user? (Choose two.)
A. db2look with the –x option
B. db2pd with the –auth option
C. Query the SYSCAT.DBAUTH view
D. Query the SYSCAT.TABLES view
E. Query the SYSCAT.TABAUTH view
Answer:
C,E
User Votes:
A
50%
B
50%
C
50%
D
50%
E
50%
Discussions
0/ 1000
Question 14
The following statements are executed: GRANT CREATETAB, DATAACCESS, ON DATABASE TO ROLE role A; GRANT CREATETAB, BINDADD ON DATABASE TO ROLE role B; GRANT ROLE role A to USER db2inst3; GRANT ROLE role B to USER db2inst3; Which of the following is TRUE if this statement is executed later? REVOKE ROLE roleB FROM USER db2inst3;
A. This statement will succeed and DB2 INST3 will still be able to create in the database
B. This statement will succeed and DB2 INST3 only retains DATAACCESS privileges on the database
C. This statement will fail as CREATETAB is granted to two different roles and must be revoked at the same time
D. This statement will succeed with a warning since CREATETAB cannot be totally revoked. DB2INST3 will retain both roles
Answer:
D
User Votes:
A
50%
B
50%
C
50%
D
50%
Discussions
0/ 1000
Question 15
Consider the following sequence of events: Eddie grants SELECT WITH GRANT OPTION privilege to Mike. Mike grants SELECT privilege to Jeff. Eddie revokes SELECT privilege from Mike. What will happen to Jeffs SELECT privilege?
A. Jeff’s SELECT privilege will be revoked
B. Jeff’s SELECT privilege will be retained
C. Jeff’s SELECT privilege will be retained only if he has ACCESSCTRL authority
D. Jeff’s SELECT privilege will be retained only if Eddie has ACCESSCTRL authority