Infoblox Certification Practice Test

These questions are part of the practice quiz. Start practicing

• Smart Folders display up to how many results?
• What is the relationship between IPAM host objects and DNS A/AAAA records in Infoblox?
• How many IPs are required for an HA pair?
• What does a support bundle contain?
• Which component maintains the chain-of-trust for DNSSEC within Infoblox?
• Which of the following best describes IPAM's role in forecasting IPv4 address needs?
• Which filter places DHCP clients into separate network segments and acts as a broker to a NAC server for authorization?
• DHCPv6 uses what instead of MAC addresses?
• Which type of authoritative DNS zone maps host names to IP addresses?
• What management interfaces are available for Infoblox appliances?
• The process for synchronizing data around the Grid is called?
• When a DHCP lease is associated with a host, which DNS records are commonly updated to reflect IP-to-name mapping?
• What does NIOS stand for?
• Which NICs are present on a physical Infoblox appliance?
• What is IPv4 exhaustion and how can Infoblox help monitor it?
• In a grid deployment, which role is primarily responsible for management and hosting the database?
• Which DHCP filter type is listed but not described in detail in the material?
• Which two admin account group types exist?
• DNS views enable split-horizon DNS by serving different data to clients based on which criterion?
• How many types of DHCP Lease Timers exist for IPv6?
• When a lease or host is created in Infoblox, DNS records are:
• Which statement differentiates a reservation from a fixed-address?
• Backups for Infoblox appliances can be:
• Which level of DHCP inheritance overrides all other levels?
• Which process is used to propagate configuration and data across grid machines?
• Which DNS record type is used to map a domain name to an IPv6 address?
• Which of the following is not an action you can perform on a scheduled task?
• What is a Reverse DNS zone and what records does it contain?
• How many days are temporary licenses valid for?
• The cloud-managed Infoblox solution that extends DDI to cloud/hybrid environments is:
• Which component is essential in a forward zone configuration?
• Which statement best describes how data is delivered to a passive member in the Grid Master setup?
• Which two member types can trigger a Member Type Mismatch?
• What is the UDP port number used by the DHCPv6 server?
• Which set of DHCP options are required for an IPv4 client to function on the network?
• How does DHCP failover work in Infoblox?
• What is the maximum size of a DNS FQDN?
• The Grid Manager in Infoblox is used for:
• True or False: A forward zone can be used with multiple forwarders to provide redundancy.
• What is a DNS record and which types are commonly managed in Infoblox?
• DNS query logging and why is it important?
• What is the correct UI path for adding DHCP networks?
• What is a Reserved Address best described as?
• DNSSEC validation occurs on which components and what is the outcome?
• How can Infoblox integrate with Active Directory?
• What is the UDP port number used by the DHCPv6 client?
• How many authoritative DHCP servers can you have on a network?
• Which statement is true about Grid Members?
• What method does Infoblox provide for programmatic access to export and manage objects?
• What is VRID?
• How are permissions, roles, groups, and admin accounts related?
• Infoblox backup and restore capabilities include:
• How do you perform a data export from Infoblox?
• Which statement best describes the purpose of the Infoblox RBAC model?
• How do you upgrade Infoblox appliances with minimal downtime?
• What is a role?
• What are the two types of permissions?
• Which statement about MAC Address Filter is true?
• Which CLI command is used to factory reset a member?
• What is the largest IPv4 network prefix you can define within DHCP?
• In DHCPv6, what identifier is used to uniquely identify clients?
• Which DUID type is assigned by a vendor based on an enterprise number?
• The four-way DHCP handshake known as DORA is used to confer addresses. Which term best describes this handshake?
• Which scenario best benefits from forward zones?
• When using DNSSEC, which records and configurations must be considered in zone delegation?
• What is a DNS zone in Infoblox and where is zone data stored?
• In IPv4 reverse DNS, which domain is used to store PTR mappings?
• Why would you create a fixed address?
• What is a potential drawback of using forward zones?
• How does Infoblox handle DNS caching across the grid?
• What does a support bundle NOT contain?
• What is DNS Firewall in Infoblox?
• What is the purpose of Discovery in IPAM?
• If a forward zone has no configured forwarders, what is the likely outcome?
• How does a passive member receive data synchronized from the Grid Master?
• In Infoblox, a DHCP scope is best described as:
• Which type of authoritative DNS zone maps IP addresses back to host names?
• What is the smallest IPv4 network prefix you can define within DHCP?
• Why do we restrict who can perform recursion?
• How does IPAM reconciliation help maintain data integrity?
• Which of the following is one of the two admin account group types?
• Optional extensible attributes are listed in the extensible attributes screen ready to be completed?
• What is a 'host' object in IPAM and how is it used?
• How can forward zones assist in resolving external domains for an internal network?
• Which of the following is NOT a valid data type for extensible attributes?
• What is DNS views in Infoblox and why are they used?
• In IPv4 DHCP, the T2 rebinding uses the DHCPREQUEST sent as which mode?
• In IPv6, the T2 rebind timer fires at what percentage of the lease duration?
• DUID-LLT is defined as which of the following?
• What color is the restart banner?
• Extensible attributes facilitate which data retrieval features?
• Recommended extensible attributes can be left blank.
• What is WAPI and what is it used for in Infoblox?
• What protocol does Infoblox leverage for HA?
• What four types of name servers can we add to a zone?
• What is the difference between a DHCP lease and a reservation in Infoblox?
• How does IPv6 support work in Infoblox IPAM and DNS?
• Which information does Discovery import into IPAM?
• In IPv4 DHCP, the T1 renewal timer's first attempt is sent as a DHCPREQUEST in which mode?
• How does Infoblox implement reverse DNS?
• Which security methods are commonly used for dynamic DNS updates in Infoblox?
• What does the error "Member Type Mismatch" mean?
• Which grid member is responsible for mgmt and the database?
• What are the two types of authoritative zones?
• The Infoblox RBAC model is designed to:
• Where in the UI will you see pending scheduled tasks?
• In Infoblox, which component is specifically used to align DNS entries with IP allocations and DHCP data?
• What are the types of DNS records you can manage in Infoblox?
• Which protocol is used for HA between Infoblox devices?
• In a DNS server, where would you configure a forward zone?
• Dynamic DNS updates from DHCP clients in Infoblox occur:
• Which element in Infoblox is used to ensure DNS records reflect current IP allocations and DHCP data?
• In IPv6, the T1 renewal timer triggers the first renewal attempt at what percentage of the lease duration?
• What is WAPI in Infoblox?
• How does Infoblox implement DNSSEC for zone security?
• How many NICs are on a physical appliance?
• VRID stands for which term?
• In DNSSEC, which records are published to establish trust with parent zones?
• How does Infoblox support DNSSEC key rollover?
• Which component enables data synchronization to passive members?
• Infoblox DHCP supports configuring which types of options per scope or network?
• The SLA for an HA failover is best described as which option?
• What are extensible attributes in NIOS?
• How does having multiple Grid Masters contribute to high availability?
• Where is the option to run a Traffic Capture located?
• What is the relationship between forward zones and cache behavior?
• Which statement is true about admin accounts and groups?
• How many groups can an Admin account be assigned to?
• Which filter looks at options in DISCOVER or REQUEST and makes allow/deny decisions based on those options (for example Option 60)?
• How do Smart Folders update when opened?
• Common causes of DNS resolution failures in Infoblox?
• Where is the Smart Folders feature located?
• What is the default Grid Name and Shared Secret?
• IMPI Speed
• What is the default/fallback IP of a fresh appliance?
• What is IPAM in Infoblox and what data does it manage?
• How does Infoblox support importing data from external sources?
• A DNS zone transfer in Infoblox is used to:
• Why would you use forward zones?
• What can you assign a DHCP Range to?
• How many groups can an admin account be added to?
• Which statement best describes a DHCP reservation?
• What is grid replication in Infoblox and what ensures data consistency?
• Extensible attributes are stored in which location?
• Is a Grid Member a single appliance or an HA appliance?
• What transport and format does WAPI use for communication?
• What is the role of NS records in DNS zone delegation?
• What is the SLA for a HA Failover?
• Which elements are configured in Infoblox to assign IPv6 addresses via DHCPv6?
• Which filter is associated with Relay-Agent Option-82 (Circuit Switched Networks)?
• In a forward zone, what happens to queries that cannot be answered locally?
• What is DNSSEC validation and where is it configured in Infoblox?
• What is the purpose of a 'network' and a 'range' in IPAM?
• Which DUID type is a 128-bit Universally Unique Identifier?
• Which statement best describes a forward zone's role?
• What should a DHCP client broadcast when the chosen IP address is already in use?
• Is historic lease history always available by default?
• Which statement best describes the relationship between roles and groups in permission assignment?
• How does IPAM interact with DNS and DHCP data in Infoblox?
• What can you do with extensible attributes?
• What is the difference between iteration and recursion?
• What is a group?
• How does a forward zone differ from a stub zone?
• What is Fixed Address in DHCP?
• What are dynamic DNS (DDNS) updates, and how does Infoblox handle them?
• How does Infoblox provide high availability for DNS?
• Which of the following is not listed as an IPv6 address assignment type?
• What is the default Super User Group name?
• What is DHCPv6 and how is it configured in Infoblox?
• What can happen during a DNS amplification attack when a spoofed IP is used?
• Infoblox's cloud-managed platform that provides centralized policy and automation across on-prem and cloud deployments is:
• Can you edit and save the raw DHCP configuration file?
• Which filter uses a list of Finance Department Computers to control leases?
• Which data types can be used with extensible attributes?
• What is a best practice for DNS zone delegation in Infoblox?
• Which DUID type is generally used if the network interface is permanent or unchangeable, similar to using the MAC address?
• When would you prefer a forward zone over configuring direct forwarders at the root or global level?
• Are LOC DNS records universally supported in Infoblox across all versions?
• DNSSEC signing process for a zone includes which core actions?
• What is the purpose of a roaming host in DHCP?
• What is the Grid Master and what is its role?
• Smart Folders read from which data source?
• The purpose of access controls and role-based permissions in Infoblox is to:
• What does the DORA acronym stand for in DHCP?
• How do you perform a zone signing in Infoblox?
• What is RPZ in the context of Infoblox DNS Firewall?
• Which Infoblox feature provides automatic failover to maintain DNS service availability?
• How many DUID types are defined in RFC8415?
• What is the primary purpose of the Infoblox Grid architecture?
• Where in the UI do you add new DHCP Networks?
• What actions can you perform on a scheduled task?
• Which DNS action does a forward zone perform for queries within its scope?
• Common log sources for Infoblox diagnostics include:
• What are the largest and smallest IPv4 networks you can create?
• What are forward zones in DNS used for?