CREST CPSA EXAM SCRIPT 2026
COMPLETE QUESTIONS AND SOLUTIONS
GRADED A+
◉UDP. Answer: User Datagram Protocol
◉FTP. Answer: File Transfer Protocol
◉SSH. Answer: Secure Shell
◉SMTP. Answer: Simple Mail Transfer Protocol
◉TACACS. Answer: Terminal Access Controller Access Control
System
◉DNS. Answer: Domain Name System
◉DHCP. Answer: Dynamic Host Configuration Protocol
◉TFTP. Answer: Trivial File Transfer Protocol
,◉HTTP. Answer: Hypertext Transfer Protocol
◉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
◉POP3. Answer: Post Office Protocol version 3
◉RPC. Answer: Remote Procedure Call
◉NTP. Answer: Network Time Protocol
◉SMB. Answer: Server Message Block
◉NetBIOS. Answer: Network Basic Input/Output System
◉IMAP. Answer: Internet Message Access Protocol
◉SNMP. Answer: Simple Network Management Protocol
◉BGP. Answer: Border Gateway Protocol
,◉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.
◉LDAP. Answer: Lightweight Directory Access Protocol
◉ISAKMP. Answer: Internet Security Association and Key
Management Protocol
◉RIP. Answer: Routing Information Protocol
◉NFS. Answer: Network File System
◉SIP. Answer: Session Initiation Protocol
◉Postgres. Answer: An object-relational database management
system with an emphasis on extensibility and standards compliance
◉Nagios. Answer: Open source system monitoring service
◉VNC. Answer: Virtual Network Computing
, ◉X11. Answer: A windowing system for bitmap displays, common
on Unix-like operating systems. Provides the basic framework for a
GUI environment: drawing and moving windows on the display
device and interacting with a mouse and keyboard.
◉DameWare. Answer: Remote Access Software on port 6129
◉Yersinia. Answer: Layer 2 testing tool (STP, CDP, VLAN Trunking,
etc)
◉STP. Answer: Spanning Tree Protocol
◉CDP. Answer: Cisco Discovery Protocol
◉DTP. Answer: Dynamic Trunking Protocol
◉HSRP. Answer: Hot Standby Router Protocol
◉VTP. Answer: VLAN Trunking Protocol
◉fgdump. Answer: A utility for dumping passwords on Windows
NT/2000/XP/2003 machines
COMPLETE QUESTIONS AND SOLUTIONS
GRADED A+
◉UDP. Answer: User Datagram Protocol
◉FTP. Answer: File Transfer Protocol
◉SSH. Answer: Secure Shell
◉SMTP. Answer: Simple Mail Transfer Protocol
◉TACACS. Answer: Terminal Access Controller Access Control
System
◉DNS. Answer: Domain Name System
◉DHCP. Answer: Dynamic Host Configuration Protocol
◉TFTP. Answer: Trivial File Transfer Protocol
,◉HTTP. Answer: Hypertext Transfer Protocol
◉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
◉POP3. Answer: Post Office Protocol version 3
◉RPC. Answer: Remote Procedure Call
◉NTP. Answer: Network Time Protocol
◉SMB. Answer: Server Message Block
◉NetBIOS. Answer: Network Basic Input/Output System
◉IMAP. Answer: Internet Message Access Protocol
◉SNMP. Answer: Simple Network Management Protocol
◉BGP. Answer: Border Gateway Protocol
,◉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.
◉LDAP. Answer: Lightweight Directory Access Protocol
◉ISAKMP. Answer: Internet Security Association and Key
Management Protocol
◉RIP. Answer: Routing Information Protocol
◉NFS. Answer: Network File System
◉SIP. Answer: Session Initiation Protocol
◉Postgres. Answer: An object-relational database management
system with an emphasis on extensibility and standards compliance
◉Nagios. Answer: Open source system monitoring service
◉VNC. Answer: Virtual Network Computing
, ◉X11. Answer: A windowing system for bitmap displays, common
on Unix-like operating systems. Provides the basic framework for a
GUI environment: drawing and moving windows on the display
device and interacting with a mouse and keyboard.
◉DameWare. Answer: Remote Access Software on port 6129
◉Yersinia. Answer: Layer 2 testing tool (STP, CDP, VLAN Trunking,
etc)
◉STP. Answer: Spanning Tree Protocol
◉CDP. Answer: Cisco Discovery Protocol
◉DTP. Answer: Dynamic Trunking Protocol
◉HSRP. Answer: Hot Standby Router Protocol
◉VTP. Answer: VLAN Trunking Protocol
◉fgdump. Answer: A utility for dumping passwords on Windows
NT/2000/XP/2003 machines
