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Exam (elaborations)

CREST CPSA QUESTIONS & ANSWERS RATED 100% CORRECT.

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Port 23 - CORRECT ANSWER-Telnet Port 25 - CORRECT ANSWER-SMTP SMTP - CORRECT ANSWER-Simple Mail Transfer Protocol Port 49 - CORRECT ANSWER-TACACS TACACS - CORRECT ANSWER-Terminal Access Controller Access Control System Port 53 - CORRECT ANSWER-DNS DNS - CORRECT ANSWER-Domain Name System Port 67 (UDP) - CORRECT ANSWER-DHCP (Server) Port 68 (UDP) - CORRECT ANSWER-DHCP (Client) DHCP - CORRECT ANSWER-Dynamic Host Configuration Protocol Port 69 (UDP) - CORRECT ANSWER-TFTP TCP - CORRECT ANSWER-Transmission Control Protocol UDP - CORRECT ANSWER-User Datagram Protocol Port 21 - CORRECT ANSWER-FTP FTP - CORRECT ANSWER-File Transfer Protocol Port 22 - CORRECT ANSWER-SSH SSH - CORRECT ANSWER-Secure Shell

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CREST CPSA
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Written for

Institution
CREST CPSA
Course
CREST CPSA

Document information

Uploaded on
November 12, 2025
Number of pages
29
Written in
2025/2026
Type
Exam (elaborations)
Contains
Questions & answers

Subjects

Content preview

CREST CPSA

Port 23 - CORRECT ANSWER-Telnet

Port 25 - CORRECT ANSWER-SMTP

SMTP - CORRECT ANSWER-Simple Mail Transfer Protocol

Port 49 - CORRECT ANSWER-TACACS

TACACS - CORRECT ANSWER-Terminal Access Controller Access Control System

Port 53 - CORRECT ANSWER-DNS

DNS - CORRECT ANSWER-Domain Name System

Port 67 (UDP) - CORRECT ANSWER-DHCP (Server)

Port 68 (UDP) - CORRECT ANSWER-DHCP (Client)

DHCP - CORRECT ANSWER-Dynamic Host Configuration Protocol

Port 69 (UDP) - CORRECT ANSWER-TFTP

TCP - CORRECT ANSWER-Transmission Control Protocol

UDP - CORRECT ANSWER-User Datagram Protocol

Port 21 - CORRECT ANSWER-FTP

FTP - CORRECT ANSWER-File Transfer Protocol

Port 22 - CORRECT ANSWER-SSH

SSH - CORRECT ANSWER-Secure Shell


TFTP - CORRECT ANSWER-Trivial File Transfer Protocol

Port 80 - CORRECT ANSWER-HTTP

HTTP - CORRECT ANSWER-Hypertext Transfer Protocol

,Port 88 - CORRECT ANSWER-Kerberos

Kerberos - CORRECT 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 - CORRECT ANSWER-POP3

POP3 - CORRECT ANSWER-Post Office Protocol version 3

Port 111 - CORRECT ANSWER-RPC

RPC - CORRECT ANSWER-Remote Procedure Call

Port 123 - CORRECT ANSWER-NTP

NTP - CORRECT ANSWER-Network Time Protocol

Port 135 - CORRECT ANSWER-Windows RPC (EPM)

Port 593 - CORRECT ANSWER-RPC over HTTPS

Port 445 - CORRECT ANSWER-SMB

SMB - CORRECT ANSWER-Server Message Block

Port 137 (UDP) - CORRECT ANSWER-NetBIOS (name services)

Port 138 (UDP) - CORRECT ANSWER-NetBIOS (datagram services)

Port 139 - CORRECT ANSWER-NetBIOS (session services)

NetBIOS - CORRECT ANSWER-Network Basic Input/Output System

Port 143 - CORRECT ANSWER-IMAP

IMAP - CORRECT ANSWER-Internet Message Access Protocol

Port 161 (UDP) - CORRECT ANSWER-SNMP

SNMP - CORRECT ANSWER-Simple Network Management Protocol

Port 179 - CORRECT ANSWER-BGP

BGP - CORRECT ANSWER-Border Gateway Protocol

, Border Gateway Protocol (BGP) - CORRECT 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 - CORRECT ANSWER-AppleTalk

Port 389 - CORRECT ANSWER-LDAP

LDAP - CORRECT ANSWER-Lightweight Directory Access Protocol

Port 443 - CORRECT ANSWER-HTTPS

Port 500 (UDP) - CORRECT ANSWER-Internet Key Exchange (IKE) (used with IPSec)

ISAKMP

ISAKMP - CORRECT ANSWER-Internet Security Association and Key Management
Protocol

Port 514 (UDP) - CORRECT ANSWER-Syslog

Port 520 - CORRECT ANSWER-RIP

RIP - CORRECT ANSWER-Routing Information Protocol

Port 546 - CORRECT ANSWER-DHCPv6 (client)

Port 567 - CORRECT ANSWER-DHCPv6 (servers)

Port 587 - CORRECT ANSWER-SMTP

Port 902 - CORRECT ANSWER-VMWare

Port 1080 - CORRECT ANSWER-Socks Proxy

Port 636 - CORRECT ANSWER-LDAPS

Port 1194 - CORRECT ANSWER-VPN

Port 1433 - CORRECT ANSWER-MS-SQL

Port 1434 - CORRECT ANSWER-MS-SQL (monitoring)

Port 1521 - CORRECT ANSWER-Oracle

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