Practice Examples and Dumps & Tips for 2025 Latest 303-300 Valid Tests Dumps
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NEW QUESTION # 39
What is social engineering?
- A. A type of denial-of-service attack
- B. A type of malware that disguises itself as legitimate software
- C. A type of attack that exploits human psychology to gain access to sensitive information
- D. A type of virus
Answer: C
NEW QUESTION # 40
Which of the following commands displays all ebtable rules contained in the table filter including their packet and byte counters?
- A. ebtables -t filter -Ln -L
- B. ebtables -L -Lc -t filter
- C. ebtables -L -t filter -Lv
- D. ebtables -t nat -L -v
- E. ebtables -t filter -L --Lc
Answer: E
NEW QUESTION # 41
Which of the following statements are valid wireshark capture filters?
(Choose TWO correct answers.)
- A. portrange 10000/tcp-15000/tcp
- B. portrange 10000-15000 and tcp
- C. port range 10000:tcp-15000:tcp
- D. tcp portrange 10000-15000
- E. port-range tcp 10000-15000
Answer: B,D
NEW QUESTION # 42
Which of the following is an example of a behavioral-based HID technique?
- A. Signature-based detection
- B. Anomaly-based detection
- C. Heuristic-based detection
- D. Rule-based detection
Answer: B
NEW QUESTION # 43
What is a ciphertext?
- A. The key used to encrypt the message
- B. The algorithm used to encrypt the message
- C. The encrypted message
- D. The original message before encryption
Answer: C
NEW QUESTION # 44
Which option in an Apache HTTPD configuration file enables OCSP stapling?
(Specify ONLY the option name without any values or parameters.)
Solution: httpd-ssl.conf
Determine whether the given solution is correct?
- A. Incorrect
- B. Correct
Answer: A
NEW QUESTION # 45
What is OCSP stapling?
- A. A mechanism that allows a server to provide proof of a client's identity to other servers
- B. A mechanism that allows a server to provide proof of the revocation status of all certificates issued by a particular Certificate Authority
- C. A mechanism that allows a server to provide proof of the revocation status of its own SSL/TLS certificate
- D. A mechanism that allows a server to provide proof of its own identity to clients
Answer: C
NEW QUESTION # 46
Which of the following is a best practice for implementing HID?
- A. Install HID on every computer in the network
- B. Configure HID to block all incoming traffic
- C. Disable HID when not actively monitoring for security incidents
- D. Configure HID to alert security personnel of potential security incidents
Answer: D
NEW QUESTION # 47
Which of the following access control models is established by using SELinux?
- A. Security Access Control (SAC)
- B. Mandatory Access Control (MAC)
- C. Discretionary Access Control (DAC)
- D. User Access Control (UAC)
- E. Group Access Control (GAC)
Answer: B
NEW QUESTION # 48
Which of the following statements is true regarding eCryptfs?
- A. eCryptfs cannot be used to encrypt only directories that are the home directory of a regular Linux user.
- B. For every file in an eCryptfs directory there exists a corresponding file that contains the encrypted content.
- C. When a user changes his login password, the contents of his eCryptfs home directory has to be re- encrypted using his new login password.
- D. After unmounting an eCryptfs directory, the directory hierarchy and the original file names are still visible, although, it is not possible to view the contents of the files.
- E. The content of all files in an eCryptfs directory is stored in an archive file similar to a tar file with an additional index to improve performance.
Answer: A
NEW QUESTION # 49
How are SELinux permissions related to standard Linux permissions?
(Choose TWO correct answers.)
- A. SELinux permissions are verified after standard Linux permissions.
- B. Standard Linux permissions override SELinux permissions.
- C. SELinux permissions are verified before standard Linux permissions.
- D. SELinux permissions override standard Linux permissions.
Answer: A,B
NEW QUESTION # 50
What is host intrusion detection (HID)?
- A. A system that prevents malware from infecting a network
- B. A system that detects malicious traffic on a network
- C. A system that monitors and detects potential security threats on a single computer or server
- D. A system that scans files and folders for viruses
Answer: C
NEW QUESTION # 51
What is the purpose of IP sets?
- A. They group together IP addresses and networks that can be referenced by the network routing table.
- B. They group together IP and MAC addresses used by the neighbors on the local network.
- C. They group together IP addresses and user names that can be referenced from /etc/hosts.allow and
/etc/hosts.deny - D. They group together IP addresses that are assigned to the same network interfaces.
- E. They group together IP addresses that can be referenced by netfilter rules.
Answer: E
NEW QUESTION # 52
What is the purpose of a TLSA record in DANE?
- A. To authenticate a DNS server
- B. To map a domain name to an IP address
- C. To sign a TLS server's public key
- D. To provide information about a TLS server
Answer: C
NEW QUESTION # 53
Which of the following commands changes the source IP address to 192.0.2.11 for all IPv4 packets which go through the network interface eth0?
- A. iptables ~t nat ~A POSTROUTING ~o eth0 ~j SNAT --to~source 192.0.2.11
- B. iptables ~t nat ~A POSTROUTING ~i eth0 ~j DNAT --to~source 192.0.2.11
- C. iptables ~t mangle ~A POSTROUTING ~0 eth0 ~j SNAT -to~source 192.0.2.11
- D. iptables ~t mangle ~A POSTROUTING ~i eth0 ~j SNAT -to~source 192.0.2.11
- E. iptables ~t nat ~A PREROUTING ~i eth0 ~j SNAT --to~source 192.0.2.11
Answer: A
NEW QUESTION # 54
Which command, included in BIND, generates DNSSEC keys?
(Specify ONLY the command without any path or parameters.)
Solution: dnssec-keygen
Determine whether the given solution is correct?
- A. Correct
- B. Incorrect
Answer: A
NEW QUESTION # 55
What is a trust anchor?
- A. A key pair that is generated by a particular CA
- B. A root certificate that is trusted by a particular CA
- C. A list of public keys that are trusted by a particular CA
- D. A list of private keys that are trusted by a particular CA
Answer: B
NEW QUESTION # 56
What is the purpose of a Certificate Authority (CA)?
- A. To encrypt X.509 certificates
- B. To issue and sign X.509 certificates
- C. To decrypt X.509 certificates
- D. To store X.509 certificates
Answer: B
NEW QUESTION # 57
What is Cryptography?
- A. The art of sending secret messages
- B. The art of sending anonymous messages
- C. The art of sending public messages
- D. The art of decoding messages
Answer: A
NEW QUESTION # 58
Which PAM module checks new passwords against dictionary words and enforces complexity?
(Specially the module name only without any path.)
Solution: pam_cracklib
Determine whether the given solution is correct?
- A. Correct
- B. Incorrect
Answer: A
NEW QUESTION # 59
What is the purpose of the program snort-stat?
- A. It reads syslog files containing Snort information and generates port scan statistics.
- B. It displays statistics from the running Snort process.
- C. It reports whether the Snort process is still running and processing packets.
- D. It displays the status of all Snort processes.
- E. It returns the status of all configured network devices.
Answer: A
NEW QUESTION # 60
What is a symmetric key?
- A. A key used for encryption that is different from the key used for decryption
- B. A key used for both encryption and decryption that is generated randomly
- C. A key used for decryption that is different from the key used for encryption
- D. A key used for encryption and decryption that is the same
Answer: D
NEW QUESTION # 61
What type of activity does HID monitor for?
- A. File and folder changes
- B. Network traffic
- C. Unauthorized access attempts
- D. Malware infections
Answer: C
NEW QUESTION # 62
Which directive is used in an OpenVPN server configuration in order to send network configuration information to the client?
(Specify ONLY the option name without any values or parameters.)
Solution: push
Determine whether the given solution is correct?
- A. Correct
- B. Incorrect
Answer: A
NEW QUESTION # 63
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