During a BIG-IP upgrade, the installation fails midway, leaving the device in an inconsistent state. The administrator needs to recover the device to a working state as quickly as possible. What is the most effective recovery step?

Re-upload the new image and attempt the installation again.

Contact F5 support for a recovery image.

Reboot the device and select the previous version from the boot list.

Perform a factory reset and reconfigure the device from scratch.

An administrator has downloaded a BIG-IP software image from a third-party website. The administrator is unsure if the image is authentic. What should the administrator do before installing it?

Verify the digital signature of the image using the F5 public key.

Install the image and test it on a non-production device.

Compare the SHA-256 checksum with the checksum on the third-party website.

Check the file size to ensure it matches the expected size.

A new BIG-IP administrator is learning about software image management. The administrator asks why it is important to manage software images carefully. Which reason is most accurate?

To maintain system stability, security, and the ability to recover from failures.

To ensure that the BIG-IP device runs the latest version of all third-party applications.

To allow the device to be used as a general-purpose server.

To reduce the amount of disk space used by the system.

What is the purpose of verifying the MD5 checksum of a BIG-IP software image?

To confirm the image is compatible with the hardware platform

To ensure the image file has not been corrupted during download or transfer

To verify the image is licensed for use

To determine the exact version of TMOS in the image

What is the primary purpose of managing software images in F5 BIG-IP administration?

To ensure the BIG-IP system runs the correct version of TMOS and can be upgraded, downgraded, or recovered reliably

To monitor network traffic and generate performance reports

To control which users can access the BIG-IP configuration utility

To configure virtual servers and load balancing pools

F5Certified Administrator, BIG-IP

Domain 4Objective 5

U/A F5CAB1 Practice Questions (Page 5)

Part of the Apply procedural concepts required to manage software images domain, which makes up ~22% of our current practice bank. F5 does not publish an official question count, but from its 30-minute exam (~10–20 total, ~2–4 in this domain), expect 1–1 from this objective — we provide 29 practice questions to prepare you well beyond it. (estimate)

29questions here

6free pages

8concepts

Questions 21–25

21expert · hard
During a BIG-IP upgrade, the installation fails midway, leaving the device in an inconsistent state. The administrator needs to recover the device to a working state as quickly as possible. What is the most effective recovery step?
Select an answer first
22application · medium
An administrator has downloaded a BIG-IP software image from a third-party website. The administrator is unsure if the image is authentic. What should the administrator do before installing it?
Select an answer first
23application · easy
A new BIG-IP administrator is learning about software image management. The administrator asks why it is important to manage software images carefully. Which reason is most accurate?
Select an answer first
24foundation · easy
What is the purpose of verifying the MD5 checksum of a BIG-IP software image?
Select an answer first
25foundation · easy
What is the primary purpose of managing software images in F5 BIG-IP administration?
Select an answer first

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