A network technician needs to install security updates on several switches on the company's network. The
management team wants this completed as quickly and efficiently as possible. Which of the following should
the technician do to perform the updates?


A. Upload the security update onto each switch using a terminal emulator and a console cable.
B. Configure a TFTP server, SSH into each device, and perform the update.
C. Replace each old switch with new switches that have the updates already performed.
D. Connect a USB memory stick to each switch and perform the update.

Which of the following security controls indicates unauthorized hardware modifications?


A. Biometric authentication
B. Media device sanitization
C. Change management policy
D. Tamper-evident seals

Which of the following is the MOST appropriate use case for the deployment of a clientless VPN?


A. Secure web access to internal corporate resources.
B. Upgrade security via the use of an NFV technology.
C. Connect two datacenters across the Internet.
D. Increase VPN availability by using a SDWAN technology.

A network administrator is troubleshooting an issue with a new Internet connection. The ISP is asking detailed
questions about the configuration of the router that the network administrator is troubleshooting. Which of the
following commands is the network administrator using? (Choose two.)


A. tcpdump
B. show config
C. hostname
D. show route
E. netstat
F. show ip arp

A network administrator is adding a new switch to the network. Which of the following network hardening
techniques would be BEST to use once the switch is in production?


A. Disable unneeded ports
B. Disable SSH service
C. Disable MAC filtering
D. Disable port security

A network administrator is trying to add network redundancy for the server farm. Which of the following can the
network administrator configure to BEST provide this capability?


A. VRRP
B. DNS
C. UPS
D. RPO

Which of the following records can be used to track the number of changes on a DNS zone?


A. SOA
B. SRV
C. TXT
D. NS

A network technician is reviewing a document that specifies how to handle access to company resources, such
as the Internet and printers, when devices are not part of the company's assets. Which of the following
agreements would a user be required to accept before using the company's resources?


A. BYOD
B. DLP
C. AUP
D. MOU

An organization purchased an allocation of public IPv4 addresses. Instead of receiving the network address
and subnet mask, the purchase paperwork indicates the allocation is a /28. This type of notation is referred to
as:


A. CIDR
B. classful
C. classless
D. RFC1918

A network administrator is planning a WLAN for a soccer stadium and was advised to use MU-MIMO to
improve connection performance in high-density areas. The project requires compatibility with clients
connecting using 2.4GHz or 5GHz frequencies. Which of the following would be the BEST wireless standard for
this project?


A. 802.11ac
B. 802.11ax
C. 802.11g
D. 802.11n