CREST CPSA EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 300 QUESTIONS AND CORRECT ANSWERS
TCP - (answer) Transmission Control Protocol
UDP - (answer) User Datagram Protocol
Port 21 - (answer) FTP
FTP - (answer) File Transfer Protocol
Port 22 - (answer) SSH
SSH - (answer) Secure Shell
Port 23 - (answer) Telnet
Port 25 - (answer) SMTP
SMTP - (answer) Simple Mail Transfer Protocol
Port 49 - (answer) TACACS
TACACS - (answer) Terminal Access Controller Access Control System
Port 53 - (answer) DNS
DNS - (answer) Domain Name System
Port 67 (UDP) - (answer) DHCP (Server)
Port 68 (UDP) - (answer) DHCP (Client)
,CREST CPSA EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 300 QUESTIONS AND CORRECT ANSWERS
DHCP - (answer) Dynamic Host Configuration Protocol
Port 69 (UDP) - (answer) TFTP
TFTP - (answer) Trivial File Transfer Protocol
Port 80 - (answer) HTTP
HTTP - (answer) Hypertext Transfer Protocol
Port 88 - (answer) Kerberos
Kerberos - (answer) A computer network authentication protocol that works on the basis of tickets to
allow nodes communicating over a non-secure network to prove their identity to one another in a secure
manner
Port 110 - (answer) POP3
POP3 - (answer) Post Office Protocol version 3
Port 111 - (answer) RPC
RPC - (answer) Remote Procedure Call
Port 123 - (answer) NTP
NTP - (answer) Network Time Protocol
,CREST CPSA EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 300 QUESTIONS AND CORRECT ANSWERS
Port 135 - (answer) Windows RPC (EPM)
Port 593 - (answer) RPC over HTTPS
Port 445 - (answer) SMB
SMB - (answer) Server Message Block
Port 137 (UDP) - (answer) NetBIOS (name services)
Port 138 (UDP) - (answer) NetBIOS (datagram services)
Port 139 - (answer) NetBIOS (session services)
NetBIOS - (answer) Network Basic Input/Output System
Port 143 - (answer) IMAP
IMAP - (answer) Internet Message Access Protocol
Port 161 (UDP) - (answer) SNMP
SNMP - (answer) Simple Network Management Protocol
Port 179 - (answer) BGP
BGP - (answer) Border Gateway Protocol
, CREST CPSA EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 300 QUESTIONS AND CORRECT ANSWERS
Border Gateway Protocol (BGP) - (answer) A standardized exterior gateway protocol designed to
exchange routing and reach-ability information among autonomous systems on the Internet. The
protocol is classified as a path vector protocol.
Port 201 - (answer) AppleTalk
Port 389 - (answer) LDAP
LDAP - (answer) Lightweight Directory Access Protocol
Port 443 - (answer) HTTPS
Port 500 (UDP) - (answer) Internet Key Exchange (IKE) (used with IPSec)
ISAKMP
ISAKMP - (answer) Internet Security Association and Key Management Protocol
Port 514 (UDP) - (answer) Syslog
Port 520 - (answer) RIP
RIP - (answer) Routing Information Protocol
Port 546 - (answer) DHCPv6 (client)
Port 567 - (answer) DHCPv6 (servers)
Port 587 - (answer) SMTP
TCP - (answer) Transmission Control Protocol
UDP - (answer) User Datagram Protocol
Port 21 - (answer) FTP
FTP - (answer) File Transfer Protocol
Port 22 - (answer) SSH
SSH - (answer) Secure Shell
Port 23 - (answer) Telnet
Port 25 - (answer) SMTP
SMTP - (answer) Simple Mail Transfer Protocol
Port 49 - (answer) TACACS
TACACS - (answer) Terminal Access Controller Access Control System
Port 53 - (answer) DNS
DNS - (answer) Domain Name System
Port 67 (UDP) - (answer) DHCP (Server)
Port 68 (UDP) - (answer) DHCP (Client)
,CREST CPSA EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 300 QUESTIONS AND CORRECT ANSWERS
DHCP - (answer) Dynamic Host Configuration Protocol
Port 69 (UDP) - (answer) TFTP
TFTP - (answer) Trivial File Transfer Protocol
Port 80 - (answer) HTTP
HTTP - (answer) Hypertext Transfer Protocol
Port 88 - (answer) Kerberos
Kerberos - (answer) A computer network authentication protocol that works on the basis of tickets to
allow nodes communicating over a non-secure network to prove their identity to one another in a secure
manner
Port 110 - (answer) POP3
POP3 - (answer) Post Office Protocol version 3
Port 111 - (answer) RPC
RPC - (answer) Remote Procedure Call
Port 123 - (answer) NTP
NTP - (answer) Network Time Protocol
,CREST CPSA EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 300 QUESTIONS AND CORRECT ANSWERS
Port 135 - (answer) Windows RPC (EPM)
Port 593 - (answer) RPC over HTTPS
Port 445 - (answer) SMB
SMB - (answer) Server Message Block
Port 137 (UDP) - (answer) NetBIOS (name services)
Port 138 (UDP) - (answer) NetBIOS (datagram services)
Port 139 - (answer) NetBIOS (session services)
NetBIOS - (answer) Network Basic Input/Output System
Port 143 - (answer) IMAP
IMAP - (answer) Internet Message Access Protocol
Port 161 (UDP) - (answer) SNMP
SNMP - (answer) Simple Network Management Protocol
Port 179 - (answer) BGP
BGP - (answer) Border Gateway Protocol
, CREST CPSA EXAM NEWEST 2025 ACTUAL EXAM COMPLETE 300 QUESTIONS AND CORRECT ANSWERS
Border Gateway Protocol (BGP) - (answer) A standardized exterior gateway protocol designed to
exchange routing and reach-ability information among autonomous systems on the Internet. The
protocol is classified as a path vector protocol.
Port 201 - (answer) AppleTalk
Port 389 - (answer) LDAP
LDAP - (answer) Lightweight Directory Access Protocol
Port 443 - (answer) HTTPS
Port 500 (UDP) - (answer) Internet Key Exchange (IKE) (used with IPSec)
ISAKMP
ISAKMP - (answer) Internet Security Association and Key Management Protocol
Port 514 (UDP) - (answer) Syslog
Port 520 - (answer) RIP
RIP - (answer) Routing Information Protocol
Port 546 - (answer) DHCPv6 (client)
Port 567 - (answer) DHCPv6 (servers)
Port 587 - (answer) SMTP
