F5 303 Online Practice Questions and Exam Preparation

F5 303 Online Questions & Answers

• Question 191:

  Refer to the exhibit.

  

  A BIG-IP Administrator needs to configure health monitors for a newly configured server pool named Pool_B.

  Which health monitor settings will ensure that all pool members will be accurately marked as available or unavailable?

  A. HTTPS, HTTP, FTP, and ICMP, with the Availability Requirement of all health monitors
  B. HTTPS, HTTP, FTP, and SSH, with the Availability Requirement of at least one monitor
  C. HTTPS and HTTP with the Availability Requirement of at least one health monitor
  D. HTTPS, HTTP, FTP, and SSH with the Availability Requirement of all health monitors
  B. HTTPS, HTTP, FTP, and SSH, with the Availability Requirement of at least one monitor

• Question 192:

  OneLTM device in an HA pair of LTM devices is unable to reach its default gateway. An HA Failover event needs to happen. Which configuration item enables this behavior?

  A. iRule
  B. Gateway Fail Safe
  C. Gateway pool monitor
  D. Gateway pool
  B. Gateway Fail Safe

• Question 193:

  A BIG-IP Administrator suspects that one of the BIG-IP device power supplies is experiencing power outages. Which log file should the BIG-IP Administrator check to verify the suspicion?

  A. /war /log/daemon.log
  B. /var/log/kern.log
  C. /var/log/ltm
  D. /var/log/audit
  C. /var/log/ltm

• Question 194:

  Refer to the exhibit.

  

  An LTM Specialist has uploaded a qkview to F5 iHealth.

  Within the GUI, what is the correct procedure to comply with the recommendation shown in the exhibit?

  A. Obtain product version image from release.f5.com. Overwrite existing image with new product version image. Select product version image and click Install. Select the available disk and volume set name.
  B. Obtain product version image from images.f5.com. Overwrite existing image with new product version image. Select product version image and click Install. Select the available disk and volume set name.
  C. Obtain product version image from downloads.f5.com. Import product version image. Install image onto BIG-IP platform. Select product version image and click Install. Select the available disk and volume set name.
  D. Log a call requesting the product version image via websupport.f5.com Import product version image. Install image onto BIG-IP platform. Select product version image and click Install. Select the available disk and volume set name.
  C. Obtain product version image from downloads.f5.com. Import product version image. Install image onto BIG-IP platform. Select product version image and click Install. Select the available disk and volume set name.

• Question 195:

  An LTM Specialist is investigating reports from users that SSH connections are being terminated unexpectedly. SSH connections are load balanced through a virtual server. The users experiencing this problem are running SQL queries that take upwards of 15 minutes to return with no screen output. The virtual server is standard with a pool associated and no other customizations.

  What is causing the SSH connections to terminate?

  A. UDP IP ToS
  B. TCP idle timeout
  C. The virtual server has no persistence.
  D. The pool has Reselect Retries set to 0.
  B. TCP idle timeout

• Question 196:

  Which iRule will instruct the client's browser to avoid caching HTML server responses?

  A. when HTTP_REQUEST { if {[HTTP::header Content-Type] equals "html"} { HTTP::header insert Pragma "no-cache" HTTP::header insert Expires "Fri, 01 Jan 1990 00:00:00 GMT" HTTP::header replace Cache-Control "no-cache,no-store,must-revalidate" } }
  B. when HTTP_REQUEST { if {[HTTP::header Content-Type] contains "html"} { HTTP::header insert Pragma "no-cache" HTTP::header insert Expires "Fri, 01 Jan 1990 00:00:00 GMT" HTTP::header replace Cache-Control "no-cache,no-store,must-revalidate" } }
  C. when HTTP_RESPONSE { if {[HTTP::header Content-Type] contains "html"} { HTTP::header insert Pragma "no-cache" HTTP::header insert Expires "Fri, 01 Jan 1990 00:00:00 GMT" HTTP::header replace Cache-Control "no-cache,no-store,must-revalidate" } }
  D. when HTTP_RESPONSE { if {[HTTP::header Content-Type] equals "html"} { HTTP::header insert Pragma "no-cache" HTTP::header insert Expires "Fri, 01 Jan 1990 00:00:00 GMT" HTTP::header replace Cache-Control "no-cache,no-store,must-revalidate" } }
  C. when HTTP_RESPONSE { if {[HTTP::header Content-Type] contains "html"} { HTTP::header insert Pragma "no-cache" HTTP::header insert Expires "Fri, 01 Jan 1990 00:00:00 GMT" HTTP::header replace Cache-Control "no-cache,no-store,must-revalidate" } }

• Question 197:

  Which two items can be logged by the Application Visibility Reporting analytics profile? (Choose two.)

  A. User Agent
  B. HTTP version
  C. HTTP Response Codes
  D. Per Virtual Server CPU Utilization
  A. User Agent
  C. HTTP Response Codes

• Question 198:

  An LTM Specialist has a single HTTPS virtual server doing SSL termination. No server SSL profile is defined. The pool members are on the internal VLAN answering on HTTP port 80. Users with certain browsers are experiencing issues. Which two locations are most appropriate to gather packets needed to determine the SSL issue? (Choose two.)

  A. server interface
  B. user's computer
  C. LTM device's external VLAN
  D. LTM device's internal VLAN
  E. LTM device's management interface
  B. user's computer
  C. LTM device's external VLAN

• Question 199:

  An LTM Administrator receives an email from the NOC stating that the switch connected to the backend server was shut down for maintenance. The BIG-IP device handles only UDP traffic. The BIG IP device did not fail over to a DR location when no pool members were available.

  When theLTM Administrator checks the pool, it confirms that the monitor is still marking UP the pool member.

  A tcpdump of the traffic shows the following output:

  

  A list of the monitor configuration shows the following:

  

  Which two modifications to the LTM configuration will mark this pool member down, when the switch is down? (Choose two.)

  A. increase the timeout to three times the interval
  B. add a reverse string to the game monitor
  C. enable reverse and wait for the next connection
  D. also assign a gatewayjcmp monitor to the pool
  E. enable manuai-resume on the same monitor
  B. add a reverse string to the game monitor
  D. also assign a gatewayjcmp monitor to the pool

• Question 200:

  The BIG-IP Administrator disable all pool members in a pool Users are still able to reach the pool members. What is allowing users to continue to reach the disabled poo! members?

  A. A slow to time on Pool
  B. A persistence profile on the Virtual Server
  C. A slow ramp time on virtual Server
  D. A persistence profile on the Pool
  B. A persistence profile on the Virtual Server