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JK0-023 PDF DEMO:
QUESTION NO: 1
Hubs are differentiated from switches in that between the two, only hubs have:
A. A single collision domain.
B. A single broadcast domain.
C. Multiple collision domains.
D. Multiple broadcast domains.
Answer: A
QUESTION NO: 2
Zach, an administrator, needs to install a new 100 foot (30 meter) cable run from an IDF switch to the MDF, through a room that has a large number of motors. Which of the following would be the
BEST cable type to choose?
A. CAT3
B. STP
C. Coaxial
D. Fiber
Answer: D
QUESTION NO: 3
Which of the following protocols are used to connect devices in a secure manner? (Select
TWO).
A. TELNET
B. SSH
C. RDP
D. HTTP
E. DNS
F. FTP
Answer: B,C
QUESTION NO: 4
A technician sees suspicious traffic coming from a computer connected to a WAP. Which of the following can be used to stop this traffic while troubleshooting the problem?
A. tracert
B. QoS
C. ipconfig
D. MAC filtering
Answer: D
QUESTION NO: 5
Which of the following would a network administrator use to scan a network for vulnerabilities
?
A. ICMP
B. NMAP
C. ACL
D. TCPDUMP
Answer: B
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Updated: May 28, 2022