8-10 Flashcards
BIND stands for
Berkley Internet Name Domain
What is the default Linux ping packet size?
64 bytes
T/F: The Linux whois command will perform an information lookup on an IP or domain name.
True
T/F: The HTML protocol uses the HTTP programming language across the WWW.
False
The _________ file stores user passwords.
/etc/shadow
T/F: Point to Point networks use dedicated connections and are typically costly.
True
Many services use the Linux _______ service (TPC 111) which allows secure client/server inter-comms.
RPC
What TCP port does ftp utilize?
21
A FQDN is broken up into 2 basic parts. What are they?
domain name
hostname
What two distinct parts are IP addresses are broken up into?
network
host
What protocol does ping utilize?
ICMP
T/F: ftp, http, and https, are all types of internet resources accessible from a web browser.
True
What Linux command can be used to display the local running and listening network services?
netstat
It is mostly used for scanning port mappings on the local machine, not services.
T/F: The root user can use telnet to log into a remote Linux server for management purposes.
False
What works at OSI layer 4? (Protocol)
TCP/UDP
What is the purpose of the Linux host and dig commands?
name to IP lookups
IP to name lookups
What are the two methods of assigning IP addressing to client devices on a network?
Static
DHCP
The ______ file contains services and their common TCP and UDP ports.
/etc/services
What TCP port does telnet utilize?
23
The military _____ network was the beginning of the internet.
ARPANet
There are _____ TCP ports.
65,535
What Linux service created a centralized network database of user credentials?
NIS
(Network Information Service)
Whats the default SN mask for a class C address?
255.255.255.0
What Linux command will display the known MAC address to IP address associations?
arp