Miscellaneous
When using remote access, an administrator may choose to implement this protocol
RDP (Remote Desktop Protocol)
SMTP is on which port?
port 25
Protocol used to transfer files
This Protocol is used for web browsing and is secure
HTTPS
When you execute this command in the Terminal window, it will list all built-in commands you can use
Help
This protocol would be used if we are concerned with time synchronization
NTP
HTTP is on what port?
Port 80
Like FTP this protocol uses smaller amounts of data per transfer.
TFTP (Trivial File Transfer Protocol)
Protocol used to resolve domain names.
DNS
this command can be used to create a new folder in any directory using Linux Terminal
mkdir
A good way to prevent DNS poisoning is with
DNSSEC (Domain Name System Security Extensions)
Ports 20-21 correspond to this protocol
FTP
FTP combined with TLS gets this protocol
FTPS (File Transfer Protocol Secure)
Protocols such as TCP work in tandem with this protocol to deliver traffic from one host to another across a network.
IP (Internet Protocol)
This command shows the path of the directory currently you’re working in.
pwd (Print Work Directory)
These protocols are used to receive emails.
POP and IMAP
DNS is on utilized on this port
Port 53
A company is insisting that some personal data that needs to be transmitted must be encrypted. Which of the following protocols would be the BEST to meet this requirement?
SSH (Secure Shell)
An organization wants to increase the security web browsing. Which of the following protocols will BEST support this goal?
TLS (Transport Layer Security)
This command can be used to show the contents of a file as an output in the Terminal window.
Cat
IPv6 is how many bits?
128 bits
Port 433 corresponds to which service?
HTTPS
FTP combined with SSH makes this protocol
SFTP (Secure File Transfer Protocol)
Commands such as 'ping' and 'traceroute' constructs these kind of packets which are used to test basic connectivity.
ICMP (Internet Control Message Protocol)
"ls -l" is different than "ls" because it shows this information
Read, Write, Execute permissions