F5 Certified Technology Specialist, BIG-IP DNS

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The F5 Certified Technology Specialist, BIG-IP DNS certification validates your ability to deploy, configure, and manage F5 BIG-IP DNS solutions in application delivery environments. It is designed for network professionals who work with DNS and traffic management. Earning it demonstrates your expertise in ensuring application availability and performance through intelligent DNS-based load balancing.

Practice Free Questions

3Domains

40Objectives

146Practice pages

659Free questions

302 free practice questions

Choose any objective and open any question page — no sign-in required.

Objective 1.01 Identify resource record types and their purpose including DNSSEC record types

22 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–22

Objective 1.02 Identify the different zone types and their purpose

20 questions · 4 pages

Questions 1–5 6–10 11–15 16–20

Objective 1.03 Explain the purpose of tools and when to use them

10 questions · 2 pages

Questions 1–5 6–10

Objective 1.04 Explain the dataflow of the DNS query process [iterative, recursive, lame delegation, host file, and resolvers]

12 questions · 3 pages

Questions 1–5 6–10 11–12

Objective 1.05 Distinguish IPv4 versus IPv6 query including differentiating IPv4/6 transport versus IPv4/6 query type and extrapolating when different query types will be used on different transports

11 questions · 3 pages

Questions 1–5 6–10 11–11

Objective 1.06 Given a DNS hierarchical diagram determine what source IP the GTM will receive the query from

20 questions · 4 pages

Questions 1–5 6–10 11–15 16–20

Objective 1.07 Identify DNS security concepts and their purpose [DDOS, DNSSEC, AnyCast, DNSFirewall, site validation, iRules, and impacts of floating self-IP versus non-floating self-IP listener]

25 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–25

Objective 1.08 Describe data center, server/virtual server, and object monitoring including explanation of resulting object statuses [prober pools, BIG-IP and generic server objects, monitors, etc.]

24 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–24

Objective 1.09 Define the GTM load balancing methods and when to use them [dynamic, static]

18 questions · 4 pages

Questions 1–5 6–10 11–15 16–18

Objective 1.10 Identify applicable iRules events including application to WideIP versus Listener

13 questions · 3 pages

Questions 1–5 6–10 11–13

Objective 1.11 Identify the purpose of GTM tools and when to use them [checkcert, iqdump, etc.]

19 questions · 4 pages

Questions 1–5 6–10 11–15 16–19

Objective 1.12 Explain how zone transfers work [multi master, master/slave, DNSExpress, incremental/full, updates (notify/expire)]

34 questions · 7 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–34

Objective 1.13 Given a scenario determine the impact of a custom DNS profile for various types of queries, determine what response will be given and where it will come from

27 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–27

Objective 1.14 Given a scenario with a specific query source IP address and various pool and Wide IP loading balancing methods and topology rules/regions determine the response that will be given

21 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–21

Objective 1.15 Explain sync group/iQuery purpose, configuration and basic requirements

19 questions · 4 pages

Questions 1–5 6–10 11–15 16–19

Objective 1.16 Explain the networking requirements of placing devices within a GTM data center object

9 questions · 2 pages

Questions 1–5 6–9

Objective 2.01 Explain when to configure translation addresses for local data center connectivity

14 questions · 3 pages

Questions 1–5 6–10 11–14

Objective 2.02 Explain how to configure GTM sync groups and iQuery

21 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–21

Objective 2.03 Given a set of requirements select the appropriate load balancing methods [ex. wide IP level, pool level, different types and combinations]

10 questions · 2 pages

Questions 1–5 6–10

Objective 2.04 Given a scenario select the appropriate deployment type: screening mode, DNS delegation, caching resolver, and DNS 6 to 4

14 questions · 3 pages

Questions 1–5 6–10 11–14

Objective 2.05 Explain how to configure GTM to return non-wide IP supported records [ex. MX, SRV, TXT records, etc.]

9 questions · 2 pages

Questions 1–5 6–9

Objective 2.06 Given a scenario of specific virtual server status, pool and Wide IP load balancing settings determine the answer returned [Single pool versus multiple pools, effect of secondary and fall-back mechanisms in the first pool, effect of topology and topology records at the Wide IP level versus pool level, and iRule effects]

19 questions · 4 pages

Questions 1–5 6–10 11–15 16–19

Objective 2.07 Given a set of topology requirements configure a deployment using user defined topology prefixes

13 questions · 3 pages

Questions 1–5 6–10 11–13

Objective 2.08 Given a scenario configure a deployment using auto-discovery [behavior of delete versus no-delete with auto-discovery, compatibility with translation, and route domains]

16 questions · 4 pages

Questions 1–5 6–10 11–15 16–16

Objective 2.09 Explain the necessary steps and tools to add a new LTM to a sync group

8 questions · 2 pages

Questions 1–5 6–8

Objective 2.10 Explain the necessary steps and tools to add a new GTM to an existing sync group

8 questions · 2 pages

Questions 1–5 6–8

Objective 2.11 Explain how to troubleshoot and verify sync group mesh

10 questions · 2 pages

Questions 1–5 6–10

Objective 2.12 Explain the use of device certificates in iQuery [SSL components, expiration, 3rd party certs]

19 questions · 4 pages

Questions 1–5 6–10 11–15 16–19

Objective 2.13 Explain how to verify that DNSSEC is working

18 questions · 4 pages

Questions 1–5 6–10 11–15 16–18

Objective 2.14 Given a scenario explain how to validate system health for proper operation

19 questions · 4 pages

Questions 1–5 6–10 11–15 16–19

Objective 3.01 Given a scenario determine the impact of software updates in a group on monitoring and configuration state

17 questions · 4 pages

Questions 1–5 6–10 11–15 16–17

Objective 3.02 Given a scenario determine what is the effect of changing the features enabled in a DNS profile

14 questions · 3 pages

Questions 1–5 6–10 11–14

Objective 3.03 Explain how to renew device certificates and update them in the sync group

14 questions · 3 pages

Questions 1–5 6–10 11–14

Objective 3.04 Explain the impact of restoring a UCS on a GTM

15 questions · 3 pages

Questions 1–5 6–10 11–15

Objective 3.05 Explain the importance of running compatible versions of big3d on the LTM and GTM

11 questions · 3 pages

Questions 1–5 6–10 11–11

Objective 3.06 Explain how to properly add/remove device from iQuery mesh

16 questions · 4 pages

Questions 1–5 6–10 11–15 16–16

Objective 3.07 Explain the effect of adding a resource record without using ZoneRunner

11 questions · 3 pages

Questions 1–5 6–10 11–11

Objective 3.08 Explain the effects and implications of securing/hardening with respect to normal operation, iQuery and resolution

24 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–24

Objective 3.09 Identify GTM specific command line tools and TMSH GTM specific commands

13 questions · 3 pages

Questions 1–5 6–10 11–13

Objective 3.10 Given a scenario determine what information needs to be provided when making a support call

22 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–22

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Percentages reflect share of the current practice bank, not official exam weightings. Every page above is a live, crawlable practice page (40 objectives · 146 pages).

F5 Certified Technology Specialist, BIG-IP DNS

302 free practice questions

Domain 1 · Section 1: Concepts46% of practice bank · 16 objectives · 304 questions46%

Domain 2 · Section 2: Deployment30% of practice bank · 14 objectives · 198 questions30%

Domain 3 · Section 3: Operations and Troubleshooting24% of practice bank · 10 objectives · 157 questions24%