F5 · Free Practice Questions · Last reviewed May 2026
6real exam-style questions organised by domain, each with the correct answer highlighted and a plain-English explanation of why it's right — and why the others are wrong.
An administrator is preparing to install a new version of BIG-IP software. Which TWO steps are considered best practices to perform before initiating the installation?
Create a full User Configuration Set (UCS) archive.
A UCS archive contains the entire configuration, including certificates, keys, and base system settings. It is the only reliable way to recover the device to its exact state if an upgrade fails or causes configuration errors. Always perform this backup before attempting any major software changes or system installations.
Disable all Virtual Servers to prevent traffic.
Review the release notes for the target version.
Release notes are essential for identifying required intermediate versions, hardware support limitations, and known bugs that might affect the new installation. Ignoring these notes can lead to failed upgrades or post-installation issues that could have been avoided by verifying compatibility and upgrade path constraints before starting the installation process.
Reset the management interface to factory defaults.
Delete all existing SSL certificates.
When configuring a new BIG-IP device, what is the primary purpose of the 'Setup Utility'?
To automatically optimize the TCP/IP stack for performance.
To perform the basic initial system configuration.
The Setup Utility is specifically designed for basic system setup, including licensing, hostname configuration, management network settings, and account management. It provides a guided interface to ensure that essential parameters are correctly set, allowing the device to reach the network and enable subsequent advanced configuration modules to be managed properly.
To create all virtual servers and pools.
To manage existing user traffic on the device.
An administrator attempts to upgrade a BIG-IP system but receives an error stating that the 'required intermediate version' has not been reached. What is the correct way to handle this situation?
Force the install using the '--ignore-version' flag.
Install the intermediate version first, then the target.
This follows the vendor-supported upgrade path. Intermediate versions contain critical schema updates for the configuration database. By installing and booting into the intermediate version, the system correctly migrates the configuration, ensuring that all necessary fields and structures are updated for the final transition to the target BIG-IP version.
Manually copy the bigip.conf file to the new version.
Re-license the device using the target version keys.
Which THREE components are verified during the installation process of a new BIG-IP software version?
Software image integrity checksum.
Verifying the integrity of the ISO image via MD5 or SHA checksums is a standard step in the installation process. This ensures that the file was downloaded without corruption and is safe to write to the storage partition, preventing system failure caused by incomplete or altered installation files.
Available disk space in the target volume.
The installer checks the destination partition to ensure enough capacity exists for the new operating system files. If disk space is insufficient, the installation will abort to prevent a partial write, which would otherwise result in an unbootable system and require manual intervention via the serial console.
Local client user session count.
Platform hardware compatibility.
The installation process validates that the hardware platform is supported by the target software version. This is critical because certain software releases drop support for older hardware models, and installing incompatible firmware could lead to hardware failure, driver crashes, or an inability to boot the device effectively.
External DNS server latency.
An administrator wants to ensure that a newly installed BIG-IP version is tested before putting it into production. What is the most effective way to accomplish this?
Use the 'switch' command during a live production peak.
Perform the upgrade on the active partition directly.
Install to an inactive volume and boot into it.
Installing to an inactive volume allows the administrator to maintain the current production state while preparing the new environment. Once installed, the administrator can perform a controlled reboot into the new volume, verify functionality, and have the option to roll back to the old version if any issues are detected.
Clone the configuration to a secondary device.
Which license requirement must be met before a BIG-IP device can be used in a production environment?
The license must be manually updated every 24 hours.
A valid license key must be activated on the device.
Activation of the license key is mandatory for the device to enable its functionality. The key serves as the cryptographic proof of entitlement, enabling the specific software modules and performance limits allowed by the purchase. Without activation, the TMOS processes responsible for traffic management will remain disabled or blocked.
The license must be shared with the peer in a cluster.
The license must be stored in a public cloud bucket.
Want more Install, Initial Configuration, and Upgrade practice?
Practice this domainThe F5CAB1 exam has 60–90 questions and must be completed in 120 minutes. The passing score is 700/1000.
Scenario-based questions covering exam objectives with detailed answer explanations.
The exam covers 1 domain: Install, Initial Configuration, and Upgrade. Questions are weighted by domain — higher-weight domains appear more on your actual exam.
No. These are original exam-style practice questions written against the official F5 F5CAB1 exam objectives. They are not copied from the real exam. Courseiva focuses on genuine understanding, not memorisation of braindumps.
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