CPSA Port Numbers with Services and Protocols Practice Test

These questions are part of the practice quiz. Start practicing

• Telnet connections operate on which port and protocol?
• Telnet uses which port?
• PPTP VPN uses which port?
• RTSP common communications port?
• NFS uses which port number?
• Which port and protocol do DHCP clients use to obtain an IP address?
• Which port and protocol is commonly used by MySQL databases?
• Which port is commonly used for SIP signaling without TLS?
• Which port and protocol is commonly used by PostgreSQL databases?
• Which port is used by the Ident service in another item?
• STUN uses which port number?
• Which port is designated for HTTPS (SSL-enabled HTTP)?
• Which port is used for secure SMTP submission (SMTPS)?
• What is the default port for SMTP (unsecured)?
• Which port number is assigned to NNTP (Network News Protocol)?
• Which port is commonly used by PostgreSQL?
• Which port and protocol is used for RDP remote desktop?
• What is the default port for Oracle Database connections?
• NNTP (Network News Protocol) uses which port number?
• Which port is used by the Finger protocol?
• Which port is used by the RPC Endpoint Mapper for dynamic RPC services?
• VNC uses which port number?
• Which port and protocol is used by SNMP for standard data access?
• Which port and protocol is used for IMAPS mail retrieval over SSL?
• Which port number is used by RADIUS for accounting?
• DHCP servers listen on which port and protocol for client requests?
• Which port is designated for FTPS control traffic?
• Which port is commonly used by OpenVPN, among the options listed?
• Which port is commonly used for TFTP transfers?
• Which port number is another DB2 port mentioned in the data?
• Which port is used by SNMP?
• Which port is used for FTP data transfer?
• Which port is linked to the X11 system in the listed ports?
• Which port is used by RTSP (Real Time Streaming Protocol)?
• Which port number is used by the Chargen (Character Generator) service?
• Which port number is used by the rexec service?
• Which port range would you configure for VNC to support displays beyond the primary?
• Which UDP port is used by DHCPv6 for client messages?
• What is the standard port and protocol used by HTTP?
• Which port does SSH use?
• ISAKMP (VPN) uses which port? (alternative item)
• RDP uses which port number?
• Which port is designated for the Finger protocol?
• What is the default port for Microsoft SQL Server?
• rsh uses which port number?
• Which port serves as an additional DB2 port in the data?
• SSH remote login uses which port and protocol?
• Which port is used by the rsh service?
• What is the standard port number for IMAP?
• Which port is officially assigned to IPP?
• Which port is commonly used by OpenVPN for UDP tunneling by default?
• LDAP over SSL uses which port? (alternative item)
• Which port is used by rlogin?
• QotD (Quote of the Day) uses which port number?
• Syslog uses which port?
• Which port and protocol is used by SNMP traps for event notifications?
• Which port is designated for PostgreSQL?
• Which port and protocol is used for SMTP mail transfer (non-submission)?
• Which port is used by the DNS service by default?
• Which port does the Whois service use?
• DNS over TLS (DoT) operates on which port?
• Which non-standard port is commonly used for HTTPS alternatives?
• Which port number is commonly associated with Kerberos authentication?
• Which port is used by the Official IRC service?
• What is the standard port and protocol used by HTTPS?
• Which port is used by the Ident service?
• Which port is used by MongoDB?
• RTSP (Real Time Streaming Protocol) uses which port number?
• Which UDP port is used by DHCPv6 for client messages?
• Which UDP port is used by DHCPv6 for server messages?
• Which port is used by MQTT in plain form?
• Which port and protocol is used for FTP control connections?
• Which port is associated with the X11 service in the list?
• Sun RPC Endpoint Mapper uses which port?
• NetBIOS Name Service operates on which port number?
• Which port is commonly used by WireGuard for UDP-based VPN?
• Which port and protocol is used for POP3S mail retrieval over SSL?
• Which port is used by HTTP in a non-SSL context?
• Which port is commonly used by Microsoft SQL Server?
• Which non-standard port is commonly used for HTTP proxy or application servers?
• RADIUS server for authentication listens on which port by default?
• Which port and protocol do DHCP clients use to obtain an IP address?
• What port is used for SMTP over SSL/TLS (SMTPS)?
• Chargen protocol uses which UDP port?
• Which port number is used by the Border Gateway Protocol (BGP) for routing updates?
• Which port number is associated with the DB2 service?
• Which port number is associated with TFTP?
• Which port is commonly used for X11 network services?
• Which port number is used by the RPC Endpoint Mapper in Windows for RPC calls?
• Which port and protocol is commonly associated with SIP signaling?
• Which port number is used by the Apple Filing Protocol (AFP)?
• Which port number is used by RADIUS for authentication?
• Which port and protocol is used by SIP with TLS for secure signaling?
• NetBIOS Datagram Service uses which port number?
• NetBIOS Session Service uses which port number?
• Which port and protocol are used by LDAPS?
• Which port is commonly used by SSH on an alternative port for security through obscurity?
• Telnet uses which port?
• Which port is associated with the rlogin service?
• Which port and protocol is commonly used by MQTT over TLS for secure connections?
• Which port is the FTPS data channel? (FTP over SSL data)
• Which port number is used by the DHCP client in IPv4 networks?
• POP3 uses which port number?
• POP3 (non-SSL) uses which port number?
• Which port range is commonly used by VNC for additional displays (display 1, 2, ...)?
• Which port is assigned to the Internet Printing Protocol (IPP)?
• SSDP UPnP Discovery uses which port?
• Which non-standard port is commonly used for HTTPS alternatives?
• Which port corresponds to IRC Common Alternative?
• Which port is used by Redis data store?
• Which port number is used by DHCPv6 client communications?
• Which port and protocol is used for Telnet?
• Which port and protocol is commonly used by SMB/CIFS file sharing on Windows?
• Which port number is used by DHCPv6 server communications?
• Which port is used by DHCPv6 server (server-side)?
• Which port is designated for DNS queries?
• Which port is used by the Oracle Database listener?
• Which port number is assigned to iSCSI?
• Which transport protocols can port 88 be used by for Kerberos authentication?
• Which port number is commonly used by OpenVPN?
• Which port is commonly used by Syslog messages on Unix-like systems?
• DNS TCP queries use which port and protocol?
• Which port is used by the Echo service by default?
• Which port number is used by the Daytime service?
• Which port is commonly used by MQTT over TLS for secure connections?
• Which port is used by ISAKMP (VPN)?
• Which port is used by the Syslog service?
• NetBIOS Datagram Service uses which port number?
• Which port and protocol is commonly used by DNS for TCP queries or zone transfers?
• Which port and protocol is used for FTP data connections?
• Which port and protocol does NTP use for time synchronization?
• Which port number is used by the L2TP VPN protocol?
• TACACS+ uses which port?
• SNMP uses which port number?
• Which port is traditionally used for SMTPS (SMTP over SSL)?
• L2TP VPN uses which port?
• Which port and protocol is used for POP3 mail retrieval?
• Which port number is used by the Daytime service?
• Which port is assigned to MySQL?
• rexec uses which port number?
• Which port is commonly used by OpenVPN, among these options?
• Which port and protocol is commonly used by Redis data store?
• Which port and protocol is used for TFTP file transfers?
• FTP data connections use which port and protocol?
• Kerberos uses which port number?
• NNTP over SSL uses which port number?
• SMB / Samba uses which port?
• Which port and protocol is used for SNMP traps for event notifications?
• Which port and protocol is used for IMAP mail retrieval?
• Which port corresponds to the Gopher service?
• HTTP Alternative uses which port number?
• Which port is used by STUN in NAT traversal?
• VRRP uses which UDP port?
• Which port is LDAP over SSL?
• Unix-like Syslog uses which port by default?
• Which port number is commonly assigned to AFP for file sharing on macOS?
• Which port number is associated with DCE Endpoint Resolution / RPC Endpoint Mapper / DCOM?
• Which port and protocol is commonly used for LDAP directory services?
• Which port is used for FTP control (command channel)?
• Which port is used by LPD (Line Printer Daemon)?
• Which port is used for SMTP submission (mail submission service)?
• Which port and protocol does DHCP servers listen on for client requests?
• Which port and protocol does TFTP use for file transfers?
• Which port number is used by the DHCP server in IPv4 networks?
• Which port and protocol is commonly used by MQTT in plain form?
• Which port is assigned to the Gopher service?
• LDAP in non-secure form uses which port?
• Which port number is commonly used for PostgreSQL?
• Which port is used for FTPS data (FTP over SSL data channel)?
• Which port is used for Syslog messages secured with TLS?
• Which port and protocol is used for POP3 mail retrieval?
• Which port is used by DNS over TLS (DoT)?
• Which port is used by VNC for the default display 0?
• NetBIOS Session Service uses which port number?
• Which port and protocol is used for SSH remote login?
• Which port and protocol is commonly used by Microsoft SQL Server?
• Which port and protocol is commonly used by the Oracle Database listener?
• Which port is used for HTTP traffic?
• Which port is used by LDAP?
• POP3 over SSL uses which port number?
• Which port is traditionally used for SMTPS (SMTP over SSL)?
• NTP uses which port number?
• Which port is used by the Windows SMB (Samba) service?
• Which port and protocol is commonly used by MongoDB?
• Which port number is used for Oracle Database connections?
• Which port is commonly associated with OpenVPN?
• Which port number is associated with the Discard service?
• RADIUS accounting uses which port?
• Which port and protocol is used by LDAP directory services?
• NNTP over SSL uses which port number?
• Which port and protocol is commonly used by DNS for UDP queries?
• Which port is assigned to the Routing Information Protocol (RIP)?
• Which port is another DB2 port listed in the data?
• Which port is associated with X11 according to the list?
• Which port number is commonly associated with the Endpoint Mapper for dynamic RPC services?