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Nokia NCM_20002021610 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Troubleshooting & Fault Management | 20% | - Connectivity and data consistency issues - Common failure scenarios and resolution - Service recovery and restoration |
| Topic 2: Monitoring & Diagnostics | 20% | - Performance monitoring and metrics - Alarms, logs and event analysis - Diagnostic commands and utilities |
| Topic 3: Security & Compliance | 10% | - User access control and authentication - Security hardening and audit procedures |
| Topic 4: OaM Fundamentals & Tools | 25% | - OaM toolchain and access methods - Configuration management and backups - Operations, Administration and Maintenance concepts |
| Topic 5: SDM ONE Architecture & Components | 25% | - System overview and deployment model - NDS core components and interfaces - Hardware and software requirements |
Nokia NCSS SDM ONE NDS OaM-TSH-16.0 Sample Questions:
1. What is the main purpose of introducing the feature "secure representation of AUC"?
A) Encrypting the KI with storage key.
B) Avoid duplication of AUC key during SIM creation.
C) Obfuscation of encryption key in PWG logs.
D) Double encryption of AUC key.
2. Which of the following is NOT a functionality of R-DS?
A) It is in charge of forwarding the LDAP write requests to the Primary BE-DS.
B) It is in charge of routing the LDAP search to the appropriate BE-DS.
C) It stores the NSR data and provides it to the application when asked for it.
D) It stores the aliases of the subscribers.
3. You have a file under /opt/sdf/backup folder of the RDSA which is not named af09*. How do you identify whether it is a valid backup file or not?
A) Using "jrep-r".
B) All backup files must begin with af09. Any other file names are not possible so this file can't be a valid backup file.
C) No file except a valid backup file can exist on /opt/sdf/backup.
D) Use the command "jrep -z -b <filename>". If it is a valid file it should show some header information.
4. What should be upgraded first - OneNDS AEP or the application Front End?
A) Both can be upgraded together.
B) FE should be upgraded first followed by the AEP.
C) OneNDS AEP should be upgraded first followed by the FE.
D) It does not matter in which order the upgrade is done.
5. What is referred as NDS fast restart?
A) NDS node restart performed by disconnecting and re-connecting the power cables.
B) A new concept introduced from ND59 SP2 where ADM controls NDS servers reboot exercise is referred to as fast restart.
C) Fast restart is where the NDS processes are restarted without deleting the shared memory areas and reloading the database from backup/journals. The newly started NDS processes simply attach to the pre-existing DB SHM. Once the node is running it will then connect to remote nodes and resynchronize with the primary node in the normal manner.
D) Every NDS reboot usually is referred to as fast-restart.
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: C | Question # 3 Answer: A | Question # 4 Answer: A | Question # 5 Answer: D |







