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Free F5 TMOS Administration (201) Practice Questions & Answers 2026 Part1

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Question #1
Which two methods can be used to determine which BIG‐IP is currently active? (Choose two.)
A. The bigtop command displays the status
B. Only the active system's configuration screens are active
C. The status (Active/Standby) is embedded in the command prompt
D. The ifconfig ‐a command displays the floating addresses on the active system
View answer
Correct Answer: AC

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Question #2
Which parameters are set to the same value when a pair of BIG‐IP devices are synchronized?
A. host names
B. system clocks
C. profile definitions
D. VLAN fail‐safe settings
E. MAC masquerade addresses
View answer
Correct Answer: C
Question #3
Which two statements are true about SNATs? (Choose two.)
A. SNATs are enabled on all VLANs, by default
B. SNATs can be configured within a Profile definition
C. SNATs can be configured within a Virtual Server definition
D. SNAT's are enabled only on the VLAN where origin traffic arrives, by default
View answer
Correct Answer: AC
Question #4
How should a BIG-IP Administrator persistent sessions from being sent to a pool member so that the server administrator can perform maintenance?
A. dd an additional monitor to the poor
B. isable the virtual server
C. isable the pool member
D. orce the pool member offline
View answer
Correct Answer: D
Question #5
As a part of the Setup Utility, the administrator sets the host name for the BIG‐IP. What would be the result if the two systems in a redundant pair were set to the same host name?
A. Host names do not matter in redundant pair communication
B. In a redundant pair, the two systems will always have the same host name
C. The first time the systems are synchronized the receiving system will be assigned the same self‐IP addresses as the source system
D. When the administrator attempts to access the configuration utility using the host name, they will always connect to the active system
View answer
Correct Answer: C
Question #6
As a part of the Setup Utility, the administrator sets the host name for the BIG‐IP. What would be the result if the two systems in a redundant pair were set to the same host name?
A. Host names do not matter in redundant pair communication
B. In a redundant pair, the two systems will always have the same host name
C. The first time the systems are synchronized the receiving system will be assigned the same self‐IP addresses as the source system
D. When the administrator attempts to access the configuration utility using the host name, they will always connect to the active system
View answer
Correct Answer: C
Question #7
The current status of a given pool is offline (red). Which condition could explain that state? Assume the descriptions below include all monitors assigned for each scenario.
A. o monitors are currently assigned to any pool, member or node
B. he pool has a monitor assigned to it, and none of the pool members passed the test
C. he pool has a monitor assigned to it, and only some of the pool's members passed the test
D. monitor is assigned to all nodes and all nodes have passed the test
View answer
Correct Answer: B
Question #8
Which two methods can be used to determine which BIG‐IP is currently active? (Choose two.)
A. The bigtop command displays the status
B. Only the active system's configuration screens are active
C. The status (Active/Standby) is embedded in the command prompt
D. The ifconfig ‐a command displays the floating addresses on the active system
View answer
Correct Answer: AC
Question #9
Refer to the exhibit.The BIG-IP Administrator is investigating disk utilization on the BIG-IP device.What should the BIG-IP Administrator check next?
A. arge files on the / file system
B. esults from the EUD test
C. esults from the platform diagnostics test
D. arge files on /usr file system
View answer
Correct Answer: A
Question #10
A BIG-IP Administrator needs to configure the BIG-IP system to perform load balancing for FTP servers running passive mode FTP. How should the administrator configure the Virtual Server to perform this load balancing?
A. AA Standard Virtual Server + FTP profile
B. BA Forwarding Virtual Server
C. CA Performance Layer 4 Virtual Server + FTP profile
D. DA Message Routing Virtual Server
View answer
Correct Answer: A
Question #11
A BIG-IP Administrator needs to view the CPU utilization of a particular Virtual Server. Which sectionof the Configuration Utility should the administrator use for this purpose?
A. tatistics > Module Statistics > Local Traffic > Virtual Addresses
B. tatistics > Module Statistics > Traffic Summary
C. tatistics > Analytics > Process CPU Utilization
D. tatistics > Module Statistics > Local Traffic > Virtual Servers
View answer
Correct Answer: D
Question #12
A BIG-IP Administrator is setting up a new BIG-IP device. The network administrator reports that theinterface has an incompatible media speed. The BIG-IP Administrator needs to change this settingmanually.From which location should the BIG-IP Administrator perform this task?
A. n the Front Console
B. n the TMOS Shell Command line
C. n the Configuration Utility, Network > Interface
D. n the Configuration Utility, System > Configuration
View answer
Correct Answer: C
Question #13
Which statement is true concerning a functional iRule?
A. iRules use a proprietary syntax language
B. iRules must contain at least one event declaration
C. iRules must contain at least one conditional statement
D. iRules must contain at least one pool assignment statement
View answer
Correct Answer: B
Question #14
A site needs a virtual server that will use an iRule to parse HTTPS traffic based on HTTP header values. Which two profile types must be associated with such a virtual server? (Choose two.)
A. ATCP
B. BHTTP
C. CHTTPS
D. DServerSSL
View answer
Correct Answer: AB
Question #15
As a part of the Setup Utility, the administrator sets the host name for the BIG‐IP. What would be the result if the two systems in a redundant pair were set to the same host name?
A. Host names do not matter in redundant pair communication
B. In a redundant pair, the two systems will always have the same host name
C. The first time the systems are synchronized the receiving system will be assigned the same self‐IP addresses as the source system
D. When the administrator attempts to access the configuration utility using the host name, they will always connect to the active system
View answer
Correct Answer: C
Question #16
As a part of the Setup Utility, the administrator sets the host name for the BIG‐IP. What would be the result if the two systems in a redundant pair were set to the same host name?
A. Host names do not matter in redundant pair communication
B. In a redundant pair, the two systems will always have the same host name
C. The first time the systems are synchronized the receiving system will be assigned the same self‐IP addresses as the source system
D. When the administrator attempts to access the configuration utility using the host name, they will always connect to the active system
View answer
Correct Answer: C
Question #17
Monitors can be assigned to which three resources. (Choose three.)
A. NATs
B. pools
C. iRules
D. nodes
E. SNATs
F. pool members
G. virtual servers
View answer
Correct Answer: BDF
Question #18
As a part of the Setup Utility, the administrator sets the host name for the BIG‐IP. What would be the result if the two systems in a redundant pair were set to the same host name?
A. Host names do not matter in redundant pair communication
B. In a redundant pair, the two systems will always have the same host name
C. The first time the systems are synchronized the receiving system will be assigned the same self‐IP addresses as the source system
D. When the administrator attempts to access the configuration utility using the host name, they will always connect to the active system
View answer
Correct Answer: C
Question #19
Which statement is true concerning cookie persistence?
A. ookie persistence allows persistence independent of IP addresses
B. ookie persistence allows persistence even if the data are encrypted from client to pool member
C. f a client's browser accepts cookies, cookie persistence will always cause a cookie to be written to the client's file system
D. ookie persistence uses a cookie that stores the virtual server, pool name, and member IP address in clear text
View answer
Correct Answer: A
Question #20
A virtual server at 10.10.1.100:80 has the rule listed below applied. when HTTP_REQUEST { if {[HTTP::uri] ends_with "htm" } { pool pool1 } else if {[HTTP::uri] ends_with "xt" } { pool pool2 } If a user connects to http://10.10.1.100/foo.txt which pool will receive the request?
A. one
B. ool2
C. nknown
D. ool1
View answer
Correct Answer: B
Question #21
You need to terminate client SSL traffic at the BIG‐IP and also to persist client traffic to the same pool member based on a BIG‐IP supplied cookie. Which four are profiles that would normally be included in the virtual server's definition? (Choose four.)
A. TCP
B. HTTP
C. HTTPS
D. ClientSSL
E. ServerSSL
F. Cookie‐Based Persistence
View answer
Correct Answer: ABDF
Question #22
Which two statements are true concerning the default communication between a redundant pair of BIG‐IP systems? (Choose two.)
A. Synchronization occurs via a TCP connection using ports 683 and 684
B. Connection mirroring data is shared via a TCP connection using port 1028
C. Persistence mirroring data is shared via a TCP connection using port 1028
D. Connection mirroring data is shared through the serial fail‐over cable unless network fail‐over is enabled
View answer
Correct Answer: BC
Question #23
A site has assigned the ICMP monitor to all nodes and a custom monitor, based on the HTTP template, to a pool of web servers. The HTTP‐based monitor is working in all cases. The ICMP monitor is failing for 2 of the pool member 5 nodes. All other settings are default. What is the status of the monitor is working in all cases. The ICMP monitor is failing for 2 of the pool member 5 nodes. All other settings are default. What is the status of the pool members?
A. All pool members are up since the HTTP‐based monitor is successful
B. All pool members are down since the ICMP‐based monitor is failing in some cases
C. The pool members whose nodes are failing the ICMP‐based monitor will be marked disabled
D. The pool members whose nodes are failing the ICMP‐based monitor will be marked unavailable
View answer
Correct Answer: D
Question #24
A local user account (Users) on the BIG-IP device is assigned the User Manager role. Userl attemptstomodify the properties of another account (User2), but the action fails. The BIG-IP Administrator cansuccessfully modify the User2 account.Assuming the principle of least privilege, what is the correct way to allow User 1 to modify User2properties?
A. ove User2 to the same partition as User1
B. ove User to the same partition as User2
C. odify the partition access for User 1
View answer
Correct Answer: D
Question #25
As a part of the Setup Utility, the administrator sets the host name for the BIG‐IP. What would be the result if the two systems in a redundant pair were set to the same host name?
A. Host names do not matter in redundant pair communication
B. In a redundant pair, the two systems will always have the same host name
C. The first time the systems are synchronized the receiving system will be assigned the same self‐IP addresses as the source system
D. When the administrator attempts to access the configuration utility using the host name, they will always connect to the active system
View answer
Correct Answer: C
Question #26
A site has six members in a pool. All of the servers have been designed, built, and configured with the same applications. It is known that each client's interactions vary significantly and can affect the performance of the servers. If traffic should be sent to all members on a regular basis, which loadbalancing mode is most effective if the goal is to maintain a relatively even load across all servers.
A. Ratio
B. Priority
C. Observed
D. Round Robin
View answer
Correct Answer: C
Question #27
Which two statements are true about NATs? (Choose two.)
A. NATs support UDP, TCP, and ICMP traffic
B. NATs can be configured with mirroring enabled or disabled
C. NATs provide a one‐to‐one mapping between IP addresses
D. NATs provide a many‐to‐one mapping between IP addresses
View answer
Correct Answer: AC
Question #28
What is the purpose of floating self‐IP addresses?
A. to define an address that grants administrative access to either system at any time
B. to define an address that allows either system to initiate communication at any time
C. to define an address that allows network devices to route traffic via a single IP address
D. to define an address that gives network devices greater flexibility in choosing a path to forward traffic
View answer
Correct Answer: C
Question #29
Which two statements are true concerning the default communication between a redundant pair of BIG‐IP systems? (Choose two.)
A. Synchronization occurs via a TCP connection using ports 683 and 684
B. Connection mirroring data is shared via a TCP connection using port 1028
C. Persistence mirroring data is shared via a TCP connection using port 1028
D. Connection mirroring data is shared through the serial fail‐over cable unless network fail‐over is enabled
View answer
Correct Answer: BC
Question #30
Which parameters are set to the same value when a pair of BIG‐IP devices are synchronized?
A. host names
B. system clocks
C. profile definitions
D. VLAN fail‐safe settings
E. MAC masquerade addresses
View answer
Correct Answer: C
Question #31
Which Virtual Server type prevents the use of a default pool?
A. erformance (Layer 4)
B. orwarding (IP)
C. erformance HTTP
D. tandard
View answer
Correct Answer: B
Question #32
A BIG-IP Administrator reviews the Plane CPU Usage performance chart and discovers a high percentage of Control Plane utilization.Which type of traffic does this indicate a higher usage of?
A. pplication
B. dministrative
C. ccelerated ,
D. unnel
View answer
Correct Answer: B
Question #33
Which statement describes a typical purpose of iRules?
A. iRules can be used to add individual control characters to an HTTP data stream
B. iRules can be used to update the timers on monitors as a server load changes
C. iRules can examine a server response and remove it from a pool if the response is unexpectediRules can examine a server
D. iRules can be used to look at client requests and server responses to choose a pool member to select for load balancing
View answer
Correct Answer: A
Question #34
Which three statements describe a characteristic of profiles? (Choose three.)
A. efault profiles cannot be created or deleted
B. ustom profiles are always based on a parent profile
C. profile can be a child of one profile and a parent of another
D. ll changes to parent profiles are propagated to their child profiles
E. hile most virtual servers have at least one profile associated with them, it is not required
View answer
Correct Answer: ABC
Question #35
A BIG‐IP has two load balancing virtual servers at 150.150.10.10:80 and 150.150.10.10:443. The port 80 virtual server has SNAT automap configured. There is also a SNAT configured at 150.150.10.11 set for a source address range of 200.200.1.0 /255.255.255.0. All other settings are at their default states. If a client with the IP address 200.200.1.1 sends a request to https://150.150.10.10, what is the source IP address when the associated packet is sent to the pool member?
A. 200
B. 150
C. Floating self IP address on VLAN where the packet leaves the system
D. Floating self IP address on VLAN where the packet arrives on the system
View answer
Correct Answer: B
Question #36
What is the purpose of floating self‐IP addresses?
A. to define an address that grants administrative access to either system at any time
B. to define an address that allows either system to initiate communication at any time
C. to define an address that allows network devices to route traffic via a single IP address
D. to define an address that gives network devices greater flexibility in choosing a path to forward traffic
View answer
Correct Answer: C
Question #37
Which parameters are set to the same value when a pair of BIG‐IP devices are synchronized?
A. host names
B. system clocks
C. profile definitions
D. VLAN fail‐safe settings
E. MAC masquerade addresses
View answer
Correct Answer: C
Question #38
A site needs to terminate client HTTPS traffic at the BIG-IP and forward that traffic unencrypted. Which two are profile types that must be associated with such a virtual server? (Choose two.)
A. CP
B. TTP
C. TTPS
D. lientSSL
E. erverSSL
View answer
Correct Answer: AD
Question #39
A BIG-IP Administrator is conducting maintenance on one BIG-IP appliance in an HA Pair. Why should the BIG-IP Administrator put the appliance into FORCED_OFFLINE state?
A. o allow new connections to Virtual Servers and ensure the appliance becomes active
B. o terminate connections to the management IP and decrease persistent connections
C. o terminate existing connections to Virtual Servers and prevent the appliance from becoming active
D. o preserve existing connections to Virtual Servers and reduce the CPU load
View answer
Correct Answer: C
Question #40
What is the purpose of floating self‐IP addresses?
A. to define an address that grants administrative access to either system at any time
B. to define an address that allows either system to initiate communication at any time
C. to define an address that allows network devices to route traffic via a single IP address
D. to define an address that gives network devices greater flexibility in choosing a path to forward traffic
View answer
Correct Answer: C

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