CompTIA A+ 1101 Networking Services and Protocols 1

Question 1

• transfers files between systems
• commonly requires authentication with a username and password
• contains file management functions

Answer 1

FTP (File Transfer Protocol)

Question 2

• provides a remote connection to a terminal device
• text based front-end
• encrypted connection

Answer 2

SSH (Secure Shell)

Question 3

• provides remote console access
• not encrypted

Answer 3

Telnet (Telecommunication Network)

Question 4

• server to server email transfer
• also used to send mail to a mail server
• commonly configured on mobile devices and email services

Answer 4

SMTP (Simple Mail Transfer Protocol)

Question 5

• converts names to IP addresses
• lookup using “dig [website name]” or “nslookup [website name]” in command prompt
• configure using a text-based file, or a web-based front-end

Answer 5

DNS (Domain Name System)

Question 6

• automated configuration of IP address, subnet mask, and other options
• assigns IP addresses in real-time from a pool
• utilizes a lease system
• can configure and utilize DHCP reservation

Answer 6

DHCP (Dynamic Host Configuration Protocol)

Question 7

• communication in the browser, and by other applications
• supported by nearly all web servers and clients
• HTTP is unencrypted, while HTTPS is encrypted

Answer 7

HTTP (Hypertext Transfer Protocol) and HTTPS (Hypertext Transfer Protocol Secure)

Question 8

• basic mail transfer functionality
• retrieves emails from an email server

Answer 8

POP3 (Post Office Protocol Version 3)

Question 9

• includes management of an email inbox, from multiple clients
• like POP3, retrieves emails from an email server

Answer 9

IMAP4 (Internet Message Access Protocol Version 4)

Question 10

• used by Microsoft Windows for file sharing and printer sharing
• used on most modern Windows machines
• can use NetBIOS over udp/137 through udp 139

Answer 10

SMB (Server Message Block) and CIFS (Common Internet File System)

Question 11

• gathers statistics from network devices

v1:
- structured tables
- not encrypted

Answer 11

SMNP (Simple Network Management Protocol)

Question 12

• stores and retrieves information in a network directory
• commonly used in Microsoft Active Directory

Answer 12

LDAP (Lightweight Directory Access Protocol)

Question 13

• shares a desktop from a remote location
• can connect to the entire desktop, or just an application
• Windows only

Answer 13

RDP (Remote Desktop Protocol)