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NEW QUESTION # 34
The amount of memory taken up by the local dynamic statement cache is extremely high. How can this be reduced?
- A. Reduce the value specified for subsystem parameter EDMSTMTC
- B. Bind more packages using BIND option KEEPDYNAMIC(YES)
- C. Reduce the value specified for subsystem parameter MAX_IN_MEMORY
- D. Reduce the value specified for subsystem parameter MAXKEEPD
Answer: B
NEW QUESTION # 35
Which library contains the early code for DB2 12?
- A. SDSNLINK
- B. SDSNLOD2
- C. SDSNMACS
- D. SDSNLOAD
Answer: C
NEW QUESTION # 36
While processing a DB2 must-complete function, DB2 encountered an error during an attempt to access the required log data sets. Which of the following is TRUE?
- A. The affected page sets will be put into RESTP restrictive state
- B. DB2 will wait for a reply to message DSNJ154I before retrying the failed log-read request, or before abending
- C. DB2 abends
- D. The affected page sets will be put into REFP restrictive state
Answer: B
Explanation:
While processing a Db2 must-complete function, Db2 encountered an error during an attempt to access the required log data sets.
CONNECTION-ID, CORRELATION-ID, and LUWID together identify the thread associated with the request. token is a unique token number associated with the LUWID. reason-code identifies the most recent log-read failure.
System action
The DSNJ154I message requests to retry the log-read request, and immediately follows this error message. Db2 will wait for a reply to message DSNJ154I before retrying the failed log-read request, or before abending.
This message is non-scrollable. It remains highlighted on the console until you take the appropriate action.
NEW QUESTION # 37
Which of the following is an advantage of role-based security?
- A. Within a trusted connection. DB2 allows multiple roles to be associated with any given thread at any point in time
- B. If you DROP a role that owns objects, those objects will also be dropped
- C. Roles are used to provide a more flexible technique than security group definitions or userids in assigning and controlling authorization
- D. If a role creates an object, a user requires no additional privileges to access the object if the access uses that role as the object owner in the SQL statement
Answer: B
NEW QUESTION # 38
What are the appropriate actions that can be taken to reduce false contention in a data sharing environment? (Choose two)
- A. Increase the proportional size of the lock table
- B. Increase workload with inter-DB2 read/write interest
- C. Reduce the IRLMRWT subsystem parameter value
- D. Use LOCKSIZE PAGE and MAXROWS 1
- E. Increase the size of the lock structure
Answer: C,E
NEW QUESTION # 39
Which lEAOPTxx parameter and value determines that processes will be routed from zllP to general processors when the zllP engines have no more capacity?
- A. IFAHONORPRIORITY = YES
- B. IIPHONORPRIORITY = NO
- C. IFAHONORPRIORITY = NO
- D. IIPHONORPRIORITY = YES
Answer: C
NEW QUESTION # 40
When must the IRLM address space be active?
- A. After startup of DB2
- B. During start of DB2
- C. At the first lock request
- D. At the first concurrent lock situation
Answer: D
NEW QUESTION # 41
Which authority prevents unintended access to user data but allows installation or migration of a DB2 subsystem?
- A. Installation SYSOPR
- B. Installation SYSADM
- C. SYSADM
- D. SYSCTRL
Answer: A
Explanation:
You are not required to use the SYSADM or installation SYSADM authority to install or migrate a Db2 subsystem. Instead, you can use the installation SYSOPR authority to perform all installation or migration tasks while preventing unintended access to user data.
NEW QUESTION # 42
Which type of trace is used to record transaction-level data that is written when the processing for a transaction is completed?
- A. Monitor
- B. Accounting
- C. Statistics
- D. Audit
Answer: D
NEW QUESTION # 43
DB2 just abended unexpectedly and needs to be restarted as quickly and consistently as possible.
Which of the following restart method do you pick?
- A. Create a conditional restart record using option ENDRBA and then restart DB2
- B. Issue the-START DB2 command
- C. Perform a cold start
- D. Create a conditional restart record using option STARTRBA and then restart DB2.
Answer: A
NEW QUESTION # 44
A down level page set is identified by the following error message:
DSNB232I UNEXPECTED DATA SET LEVEL ID ENCOUNTERED
Which of the following should be performed to correct the condition?
- A. Execute a REPAIR DBD REBUILD on the object
- B. Execute a REORG on the object in question
- C. Replace the object with an appropriate data set at the proper level and confirm with DSN1PRNT of the header page
- D. Stop the object, set the DLDFREQ subsystem parameter to OFF. and then restart the object in RW status
Answer: A
NEW QUESTION # 45
With which authority can you create, display, activate, or inactivate DB2 audit policies?
- A. SYSOPR
- B. SYSCTRL
- C. SYSADM
- D. SECADM
Answer: B
NEW QUESTION # 46
What resource is used to communicate BSDS and log data set names between DB2 members in a data sharing group?
- A. DB2 directory
- B. SCA
- C. DB2log
- D. Lock structure
Answer: B
NEW QUESTION # 47
To initiate a system checkpoint without modifying the current LOGLOAD value, which of the following should be issued?
- A. -SET LOG BOTH
- B. -SET LOG BOTH CHKTIME(10) LOGLOAD(500000)
- C. -SET LOG RESUME
- D. -SETLOGLOGLOAD(O)
Answer: D
NEW QUESTION # 48
Which utility must be executed before and after running a REORG utility against a system catalog table space to support recovery?
- A. CHECK DATA
- B. RUNSTATS
- C. COPY
- D. MODIFY
Answer: B
NEW QUESTION # 49
Considering the following command:
-CANCEL THREAD {*) FORCE
In which of the following situations can it be used?
- A. On application threads that update NOT LOGGED table spaces
- B. On local threads that are not in DB2
- C. If the CANCEL THREAD command without the FORCE option does not terminate the thread
- D. If you are terminating a distributed thread that is part of a global transaction
Answer: C
NEW QUESTION # 50
When using a persistent thread bound with RELEASE(DEALLOCATE), which subsystem parameter setting will permit a REBIND PACKAGE at a COMMIT or ROLLBACK in this thread?
- A. PKGREL COMMIT=YES
- B. BINDNV=BIND
- C. APPLCOMPAT=YES
- D. ABIND=COEXIST
Answer: C
NEW QUESTION # 51
Which statement is TRUE if the PARAMDEG_DPSI subsystem parameter is set to the default value of 0?
- A. The DB2 optimizer will not consider DPSI for access path selection
- B. DB2 will use the value specified for the PARAMDEG subsystem parameter to control the degree of parallelism when DPSI is used
- C. Parallelism for DPSI is disabled
- D. DB2 creates multiple child tasks but works on one task at a time when DPSI is used to drive parallelism
Answer: B
NEW QUESTION # 52
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IBM C1000-078 exam is designed to validate your skills in managing IBM Db2 12 databases across the entire infrastructure stack, including the database subsystem and its infrastructure components, such as storage management, system-level services, and application design. You must be familiar with the latest version of IBM Db2 12 on IBM Z/OS and have a strong understanding of the basic concepts of database administration, programming, storage management, and other relevant areas.
IBM C1000-078 exam is an essential certification for professionals who are responsible for managing and administering complex Db2 12 databases. C1000-078 exam is a way for professionals to demonstrate their expertise in this area and to gain recognition for their skills and knowledge. With the right preparation and study, candidates can successfully pass C1000-078 exam and advance their careers in the field of database administration.
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