Question No : 1
FTP/S uses which of the CompTIA https://www.lead4pass.com/sy0-401.html following TCP ports by default?
A. 20 and 21
B. 139 and 445
C. 443 and 22
D. 989 and 990
Answer: D
Explanation: FTPS uses ports 989 and 990.
Question No : 2
A security administrator has configured FTP in passive mode. Which of the following ports should the security administrator allow on the SY0-401 firewall by default?
A. 20
B. 21
C. 22
D. 23
Answer: B
Explanation:
When establishing an FTP session, clients start a connection to an FTP server that listens on TCP port 21 by default.
Question No : 3
A Windows-based computer is infected with malware and is running too slowly to boot and run a malware scanner. Which of the following is the SY0-401 exam BEST way to run the malware scanner?
A. Kill all system processes
B. Enable the firewall
C. Boot from CD/USB
D. Disable the network connection
Answer: C
Explanation:
Antivirus companies frequently create boot discs you can use to scan and repair your computer. These tools can be burned to a CD or DVD or installed onto a USB drive. You can then restart your computer and boot from the removable media. A special antivirus
environment will load where your computer can be scanned and repaired. Incorrect Options:
A: Kill all system processes will stop system processes, and could have a negative effect on the system. It is not the SY0-401 BEST way to run the malware scanner
B: The basic purpose of a firewall is to isolate one network from another. It is not the BEST way to run the malware scanner.
D: Disabling the network connection will not allow for the BEST way to run the malware scanner.
Question No : 4
A company determines a need for additional protection from rogue devices plugging into physical ports around the building.
Which of the following provides the highest degree of protection from unauthorized wired network access?
A. Intrusion Prevention Systems
B. MAC filtering
C. Flood guards
D. 802.1x
Answer: D
Explanation:
IEEE 802.1x is an IEEE Standard for SY0-401 vce Port-based Network Access Control (PNAC). It is part of the IEEE 802.1 group of networking protocols and provides an authentication mechanism to wireless devices connecting to a LAN or WLAN.
Question No : 5
A malicious program modified entries in the LMHOSTS file of an infected system. Which of the following protocols would have been affected by this?
A. ICMP
B. BGP
C. NetBIOS
D. DNS
Answer: C
Explanation:
The LMHOSTS file provides a NetBIOS name resolution method that SY0-401 can be used for small networks that do not use a WINS server. NetBIOS has been adapted to run on top of TCP/IP, and is still extensively used for name resolution and registration in Windows-based environments.
Question No : 6
Multi-tenancy is a concept found in which of the following?
A. Full disk encryption
B. Removable media
C. Cloud computing
D. Data loss prevention
Answer: C
Explanation:
One of the ways cloud computing is able to obtain cost efficiencies is by putting data from various clients on the SY0-401 dumps same machines. This “multitenant” nature means that workloads from different clients can be on the same system, and a flaw in implementation could compromise security.
Question No : 7
Which of the following uses port 22 by default? (Select THREE).
A. SSH
B. SSL
C. TLS
D. SFTP
E. SCP
F. FTPS
G. SMTP
H. SNMP
Answer: A,D,E
Explanation:
SSH uses TCP port 22. All protocols encrypted by SSH, including SFTP, SHTTP, SCP, SExec, and slogin, also use TCP port 22.
Question No : 8
An organization does not want the wireless network name to be easily discovered. Which of the following software features should be configured on the access points?
A. SSID broadcast
B. MAC filter
C. WPA2
D. Antenna placement
Answer: A
Explanation:
Numerous networks broadcast their name (known as an SSID broadcast) to reveal their presence.
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