New Updated 1z0-062 Exam Questions from myexamcollection 1z0-062 PDF dumps! Welcome to download the newest myexamcollection 1z0-062 VCE dumps: http://www.myexamcollection.com/1z0-062-vce-questions.htm (109 Q&As)
Oracle Database 12c Keywords: 1z0-062 exam dumps, 1z0-062 exam questions, 1z0-062 VCE dumps, 1z0-062 PDF dumps, 1z0-062 practice tests, 1z0-062 study guide,1z0-062 braindumps, PS. New 1z0-062 dumps PDF – http://www.myexamcollection.com/top/demo/Oracle/1z0-062.pdf QUESTION NO: 1 Examine the parameters for your database instance: You execute the following command: SQL> ALTER TABLESPACE undotbs1 RETENTION NOGUARANTEE; Which statement is true in this scenario? A. Undo data is written to flashback logs after 1200 seconds. B. Inactive undo data is retained for 1200 seconds even if subsequent transactions fail due tolack of space in the undo tablespace. C. You can perform a Flashback Database operation only within the duration of 1200 seconds. D. An attempt is made to keep inactive undo for 1200 seconds but transactions may overwrite the undo before that time has elapsed. Answer: B QUESTION NO: 2 The HR user receives the following error while inserting data into the sales table: On investigation, you find that the users tablespace uses Automatic Segment Space Management (ASSM). It is the default tablespace for the HR user with an unlimited quota on it. Which two methods would you use to resolve this error? A. Altering the data file associated with the USERS tablespace to ex automatically B. Adding a data file to the USERS tablespace C. Changing segment space management for the USERS tablespace to manual D. Creating a new tablespace with autoextend enabled and changing the default tablespace of the HRuser to the new tablespace E. Enabling resumable space allocation by setting the RESUMABLE_TIMEOUT parameter to a nonzero value Answer: A,D QUESTION NO: 3 Which two statements are true? A. A role cannot be assigned external authentication. B. A role can be granted to other roles. C. A role can contain both system and object privileges. D. The predefined resource role includes the unlimited_tablespace privilege. E. All roles are owned by the sys user. F. The predefined connect role is always automatically granted to all new usersat the time of their creation. Answer: B,C QUESTION NO: 4 Identify three valid options for adding a pluggable database (PDB) to an existing multitenant container database (CDB). A. Use the CREATE PLUGGABLE DATABASE statement to create a PDBusing the files from the SEED. B. Use the CREATE DATABASE . . . ENABLE PLUGGABLE DATABASE statement to provision a PDB by copying file from the SEED. C. Use the DBMS_PDB package to clone an existing PDB. D. Use the DBMS_PDB package to plug an Oracle 12c non-CDB database into an existing CDB. E. Use the DBMS_PDB package to plug an Oracle 11 g Release 2 (11.2.0.3.0) non-CDB database into an existing CDB. Answer: A,C,D QUESTION NO: 5 In a recent Automatic Workload Repository (AWR) report for your database, you notice a high number of buffer busy waits. The database consists of locally managed tablespaces with free list managed segments. On further investigation, you find that buffer busy waits is caused by contention on data blocks. Which option would you consider first to decrease the wait event immediately? A. Decreasing PCTUSED B. Decreasing PCTFREE C. Increasing the number of DBWN process D. Using Automatic Segment Space Management (ASSM) E. Increasing db_buffer_cache based on the V$DB_CACHE_ADVICE recommendation Answer: D
0 Comments
Leave a Reply. |