CompTIA Network+ Certification Practice Exam (N10-007) 550 Questions

Network Time Protocol (NTP) runs on UDP port: [] 123 [] 110 [] 161 [] 137

123

Which of the TCP port numbers listed below is assigned to the Internet Message Access Protocol (IMAP)? [] 143 [] 389 [] 443 [] 636

143

SNMP runs on UDP port: [] 123 [] 137 [] 143 [] 161

161

Which of the TCP ports listed below is used by Telnet? [] 20 [] 21 [] 22 [] 23

23

Which of the following UDP ports is assigned to the Doman Name System (DNS)? [] 53 [] 67 [] 110 [] 389

53

A network administrator wants to secure the existing access to a directory service with SSL/TLS encryption. Which of the following TCP ports needs to be opened to implement this change? [] 636 [] 389 [] 443 [] 1720

636

Which of the following reside at the physical layer of the OSI model? (Select 2 answers) [] IP address [] Switch [] Bit [] Router [] Network cabling [] Frame

Bit Network cabling

A network protocol providing an alternative solution to the manual allocation of IP addresses is known as: [] DNS [] SNMP [] NAT [] DHCP

DHCP

POP3 is used for: [] Name resolution [] Sending email messages [] File exchange [] Email retrieval

Email retrieval

Transmission Control Protocol (TCP) is an example of connectionless protocol. Because TCP doesn't support three-way handshake while establishing a network connection, it is referred to as unreliable or best-effort protocol. [] True [] False

False

User Datagram Protocol (UDP) is a connection-oriented protocol using a three-way handshake which is a set of initial steps required for establishing network connection. UDP supports retransmission of lost packets, flow control (managing the amount of data that is being sent), and sequencing (rearranging packets that arrived out of order). [] True [] False

False

What is the function of FTP? [] Mail services [] Serving of web pages [] Directory access [] File exchange

File exchange

TCP port 1720 is used by: [] H.323 [] SMB [] LDAPS [] SNMP

H.323

Which protocol allows for retrieving contents of an Internet page from a web server? [] SNMP [] HTTP [] SMTP [] IMAP

HTTP

What is the name of a network protocol that secures web traffic via SSL/TLS encryption? [] SFTP [] HTTPS [] FTPS [] SNMP

HTTPS

Which of the following answers refers to a protocol used by routers, hosts and network devices to generate error messages and troubleshoot problems with delivery of IP packets? [] CCMP [] RSTP [] ICMP [] SNMP

ICMP

What is the name of a network layer protocol that specifies the format of packets and addressing scheme in network communications? [] UDP [] IP [] TCP [] NetBIOS

IP

TCP port 389 is the default network port for: [] RDP [] LDAP [] SMB [] LDAPS

LDAP

Which of the following answers refers to an SSL/TLS-based directory access protocol? [] H.323 [] PPTP [] Kerberos [] LDAPS

LDAPS

What are the characteristic components of the OSI data link layer? (Select 3 answers) [] MAC address [] Packet [] Switch [] Network cabling [] Router [] Frame

MAC address Switch Frame

Which of the answers listed below refers to a network protocol used for synchronizing clocks over a computer network? [] NTP [] VTP [] NNTP [] RTP

NTP

Which of the answers listed below refer to IMAP4? (Select 2 answers) [] Offers improved functionality in comparison to POP3 [] Serves the same function as POP3 [] Enables sending email messages from client devices [] Offers less functions than POP3 [] Enables email exchange between mail servers

Offers improved functionality in comparison to POP3 Serves the same function as POP3

What are the characteristic features of TFTP? (select 2 answers) [] Provides no security features [] Typically used for exchanging files over the Internet [] A very basic form of file sharing protocol [] Provides authentication and encryption [] Directory access protocol

Provides no security features A very basic form of file sharing protocol

Telnet: (Select 3 answers) [] Encrypts network connection [] Provides username & password authentication [] Transmits data in an unencrypted form [] Does not provide authentication [] Enables remote login and command execution

Provides username & password authentication Transmits data in an unencrypted form Enables remote login and command execution

A Microsoft-proprietary protocol providing a user with graphical interface for connecting to another networked host is known as: [] RDP [] SSH [] Telnet [] rsh

RDP

A network protocol that allows for secure file transfer over Secure Shell (SSH) is called: [] TFTP [] SFTP [] Telnet [] FTPS

SFTP

Which of the following answers refers to a protocol used for managing real-time sessions that include voice, video, application sharing, or instant messaging services? [] L2TP [] BGP [] RSTP [] SIP

SIP

Which of the following protocols runs on TCP port 445? [] HTTPS [] SMB/CIFS [] IMAP [] H.323

SMB/CIFS

TCP port 25 is used by: [] SNMP [] Telnet [] FTP [] SMTP

SMTP

A type of protocol used in network management systems for monitoring network-attached devices is called: [] SMB [] NTP [] SNMP [] RDP

SNMP

A type cryptographic network protocol for secure data communication, remote command-line login, remote command execution, and other secure network services between two networked computers is known as: [] TFTP [] SSH [] Telnet [] RDP

SSH

Which of the answers listed below refers to a secure replacement for Telnet? [] CHAP [] FTP [] SNMP [] SSH

SSH

Unblocking TCP port 22 enables what type of traffic (Select 2 answers) [] FTPS [] SSH [] SFTP [] FTP [] HTTP

SSH SFTP

The SMTP protocol is used for: (Select 2 answers) [] Sending email between mail servers [] Name resolution [] Serving of web pages [] Retrieving email from mail servers [] Sending email from a client device

Sending email between servers Sending email from a client device

Post Office Protocol v3 (POP3) uses: [] TCP port 110 [] UDP port 123 [] TCP port 143 [] UDP port 161

TCP port 110

Which port enables the FTP's Data Connection for sending file data? [] UDP port 20 [] TCP port 20 [] UDP port 21 [] TCP port 21

TCP port 20

The File Transfer Protocol (FTP) Control Connection for administering a session is established through: [] TCP port 20 [] UDP port 20 [] TCP port 21 [] UDP port 21

TCP port 21

A network technician uses Remote Desktop Protocol (RDP) client on their Windows OS to remotely troubleshoot a problem on another Windows machine. Which of the following ports needs to be opened for the built-in Windows RDP server to allow this type of network connection? [] TCP port 1720 [] TCP port 636 [] TCP port 3389 [] TCP port 445

TCP port 3389

Which of the following ports is used by HTTPS? [] TCP port 80 [] TCP port 443 [] UDP port 53 [] TCP port 143

TCP port 443

Secure File Transfer Protocol (SFTP) is an extension to the Secure Shell protocol (SSH) and runs by default on TCP port 22. [] True [] False

True

Dynamic Host Configuration Protocol (DHCP) runs on: (Select 2 answers) [] UDP port 53 [] UDP port 67 [] UDP port 68 [] UDP port 69 [] UDP port 161

UDP port 67 UDP port 68

Which of the following answers refers to a system containing mappings of domain names to various types of data, such as numerical IP addresses? [] TCP/IP [] DNS [] SQL [] DHCP

DNS

LDAP is an example of: [] Authentication protocol [] Address resolution protocol [] Directory access protocol [] File exchange protocol

Directory access protocol

Which of the answers listed below refers to a protocol used for managing VoIP and VTC services? [] SMB [] H.323 [] SCP [] IGP

H.323

TCP port 80 is assigned to: [] Hypertext Transfer Protocol (HTTP) [] Hypertext Transfer Protocol over TLS/SSL (HTTPS) [] Internet Message Access Protocol (IMAP) [] Lightweight Directory Access Protocol (LDAP)

Hypertext Transfer Protocol (HTTP)

The application layer of the OSI model is also known as: [] Layer 1 [] Layer 3 [] Layer 6 [] Layer 7

Layer 7

What are the characteristics of SMB/CIFS? (Select 2 answers) [] Used mainly by computers running Linux distributions [] Provides shared access to files, directories, and devices [] Used mainly by computers running Microsoft Windows operating systems [] Enables voice and multimedia communications over IP networks

Provides shared access to files, directories, and devices Used mainly by computers running Microsoft Windows operating systems

Secure Shell (SSH) protocol runs on: [] TCP port 21 [] UDP port 22 [] TCP port 20 [] TCP port 22

TCP port 22

Which of the ports listed below are assigned to the Session Initiation Protocol (SIP)? (Select 2 answers) [] UDP port 67 [] TCP port 5060 [] TCP port 389 [] UDP port 68 [] TCP port 5061 [] TCP port 3389

TCP port 5060 TCP port 5061

UDP port 69 is assigned to: [] TFTP [] SNMP [] DHCP [] LDAP

TFTP