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AIX 7 Administration : C4040-221 Exam
"AIX 7 Administration ", also known as C4040-221 exam, is a IBM Certification. With the complete collection of questions and answers, PrepAwayTest has assembled to take you through 229 Q&As to your C4040-221 Exam preparation. In the C4040-221 exam resources, you will cover every field and category in IBM Certifed Systems Expert Certification helping to ready you for your successful IBM Certification.
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IBM C4040-221 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Performance and Troubleshooting | 10% | - Performance monitoring tools - System tuning and optimization - Error log analysis and problem determination |
| Network Management | 15% | - TCP/IP configuration (IPv4/IPv6) - Network interface and routing setup - EtherChannel and network redundancy - Network troubleshooting |
| User and Security Administration | 15% | - User, group and account management - Remote access security - RBAC and system security configuration - File permissions and access control |
| System Installation and Maintenance | 22% | - AIX 7 installation and migration - System startup, shutdown and boot management - Fileset, package and update management - SMIT and administrative tools usage |
| Storage Management | 26% | - Backup and recovery strategies - JFS/JFS2 filesystem administration - Logical Volume Manager (LVM) concepts - Volume group, logical volume and filesystem management - Physical and virtual storage devices |
| Workload and Partition Management | 12% | - WPAR creation and administration - PowerVM virtualization concepts - LPAR and DLPAR operations |
IBM AIX 7 Administration Sample Questions:
What is required for a volume group to be eligible for automatic Geographic Logical Volume Mirroring (GLVM) mirroring?
- A. The volume group must be managed by Cluster Aware AIX.
- B. The volume group must be concurrent capable.
- C. The volume group has at least two LVM mirror pools defined.
- D. The volume group must be created as a Scalable Volume Group.
Correct Answer: D 🗳️
Which of the following is a supported source for creating a Versioned WPAR?
- A. NIM AIX 5.3 lpp_source and spot
- B. An AIX 6.1 Global Environment
- C. An existing AIX 5.2 mksysb
- D. AIX 5.3 base product media
Correct Answer: C 🗳️
A user wants to run a batch job repetitively, but requires that each invocation starts five hours after the previous run finishes. What strategy will accomplish this?
- A. Create a file containing the job commands, using the 'at' command as the final line of the file.
- B. Add an entry to the crontab to submit the job every five hours.
- C. Create a wrapper script that launches the job in the background and then sleeps for the designated period before launching it again.
- D. Submit the job with 'at', using the average run time of the job plus five hours as the interval.
Correct Answer: A 🗳️
What file needs to be modified to disable both telnet and local logins for the root UserlD?
- A. /etc/security/user
- B. /etc/security/limits
- C. /etc/environment
- D. /etc/security/passwd
Correct Answer: A 🗳️
A system with multiple applications is experiencing bursts of activity. This drives the free pages list very low, resulting in increased wait times for applications.
Given the vmstat output below, what can be done to increase the number of free pages to compensate for these bursts of activity?
- A. Increase the page space size.
- B. Increase the minfree and maxfree tunables
- C. Increase the lru_file_repage setting.
- D. Increase the maxpin tunable.
Correct Answer: B 🗳️
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