Topic 1: Exam Pool A
desc about topic
What facilitates a Telnet connection between devices by entering the device name?
A.
SNMP
B.
DNS lookup
C.
syslog
D.
NTP
DNS lookup
An engineering team asks an implementer to configure syslog for warning conditions and error conditions. Which command does the implementer configure to achieve the desired result?
A.
logging trap 5
B.
logging trap 2
C.
logging trap 4
D.
logging trap 3
logging trap 4
What does a router do when configured with the default DNS lookup settings, and a URL is entered on the CLI?
A.
initiates a ping request to the URL
B.
prompts the user to specify the desired IP address
C.
continuously attempts to resolve the URL until the command is cancelled
D.
sends a broadcast message in an attempt to resolve the URL
sends a broadcast message in an attempt to resolve the URL
Which command enables a router to become a DHCP client?
A.
ip address dhcp
B.
ip helper-address
C.
ip dhcp pool
D.
ip dhcp client
ip address dhcp
Reference: https://www.cisco.com/c/en/us/td/docs/iosxml/
ios/ipaddr_dhcp/configuration/12-4/dhcp-12-4-book/config-dhcp-client.html
If we want to get an IP address from the DHCP server on a Cisco device, we can use the
command “ip address dhcp”.
Note: The command “ip helper-address” enables a router to become a DHCP Relay Agent.
Which command on a port enters the forwarding state immediately when a PC is
connected to it?
A.
switch(config)#spanning-tree portfast default
B.
switch(config)#spanning-tree portfast bpduguard default
C.
switch(config-if)#spanning-tree portfast trunk
D.
switch(config-if)#no spanning-tree portfast
switch(config-if)#spanning-tree portfast trunk
What is a function of the Cisco DNA Center Overall Health Dashboard?
A.
It provides a summary of the top 10 global issues.
B.
It provides detailed activity logging for the 10 devices and users on the network.
C.
It summarizes the operational status of each wireless devise on the network.
D.
It summarizes daily and weekly CPU usage for servers and workstations in the network.
It provides a summary of the top 10 global issues.
What is a similarity between OM3 and OM4 fiber optic cable?
A.
Both have a 50 micron core diameter
B.
Both have a 9 micron core diameter
C.
Both have a 62.5 micron core diameter
D.
Both have a 100 micron core diameter
Both have a 50 micron core diameter
Which command prevents passwords from being stored in the configuration as plain text on a router or switch?
A.
enable secret
B.
service password-encryption
C.
username Cisco password encrypt
D.
enable password
service password-encryption
A network engineer must back up 20 network router configurations globally within a customer environment. Which protocol allows the engineer to perform this function using the Cisco IOS MIB?
A.
CDP
B.
SNMP
C.
SMTP
D.
ARP
SNMP
Explanation: SNMP is an application-layer protocol that provides a message format for
communication between SNMP managers and agents. SNMP provides a standardized
framework and a common language used for the monitoring and management of devices in
a network.The SNMP framework has three parts:+ An SNMP manager+ An SNMP agent+
A Management Information Base (MIB)The Management Information Base (MIB) is a
virtual information storage area for network management information, which consists of
collections of managed objects.With SNMP, the network administrator can send commands
to multiple routers to do the backup
Drag and drop the DHCP snooping terms from the left onto the descriptions on the right. 
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