1. Xử lý một số lỗi đồng bộ dữ liệu thường gặp tại site Primary
1.1. Thiếu archived log CSDL Standby trong DataGuard
Lỗi này thường xảy ra đường truyền bị lỗi, hoặc trên Primary xóa hết các archived log, hoặc vùng chứa archived log trên standby bị đầy.
01:Examine this cnfiguratin:
1 CDB1 is a container database running in
ARCHIVELG mde
2 Multiple uncmmitted transactins are running in
CDB1
3 Red lg grups 1 and 2 are INACTIVE
4 Red lg grup 3 is the CURRENT grup
NO.1 Which three are true about Audit policies In container databases
(CDBs)?
A. All audit records are written to the audit trail in CDB$ROOT
B. A common unified audit policy can be created at the application root
level.
C. A common unified audit policy can be created at the CDB level.
D. An application PDB cannot have a local audit policy.
E. Fine-grained auditing policies defined in an application root must
be manually synchronized byeach application PDB contained in the application
root.
F. Application-common unified audit policies defined In an application root must be manually synchronized by each application PDB contained in the application root.
Answer: D,E,F
1.Which
three functions are performed by dispatchers in a shared server configuration?
(Choose three.)
• A. writing inbound request to the common request queue from all
shared server connections
• B. checking for outbound shared server responses on the common
outbound response queue
• C. receiving inbound requests from processes using shared server
connections
• D. sending each connection input request to the appropriate
shared server input queue
• E. broadcasting shared server session responses back to
requesters on all connections
• F. sending shared server session responses back to requesters on the appropriate connection
NO.1 Which two statements are true about the Oracle Data Dictionary?
(A). It is owned by the sys user.
(B). Data dictionary base tables can be
queried directly.
(C). It is owned by the system user.
(D). Data dictionary views are always
created with queries that join two or more base tables.
(E). All data dictionary view joins base tables to dynamic performance views.
Answer: A,B
