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41 Cards in this Set

  • Front
  • Back
What HOWTO is Kevin Fenzi associated with?
Linux Security HOWTO
What is Domino?
an email server
What is the KDE-based web browser?
Konquerer
What type of filesystem is ReiserFS?
a journaling file system
What two advantages does ReiserFS have over ext2?
faster recovery from errors and faster and more secure hard drive writes
What two space-saving features does ReiserFS have?
-fast balanced trees: allows multiple small files to be written to a single block

-doesn't used fixed space for inode allocation
What is an MUA?
Mail User Agent- the program run by end users
What is an MTA?
Mail Transfer Agent- application used to transfer email between servers
What is a delivery agent?
the service that places mail in a mailbox
What is the most common Linux delivery agent?
procmail
What does Linux use to access remote files?
the Network File System (NFS)
Who created the Network Information Service (NIS)?
Sun
How does NIS make using NFS easier?
NIS allows the server to maintain configuration files for the entire network
Who created the Server Message Block (SMB) protocol?
Microsoft
What limitation does SMB have?
not efficient on larger networks
What two protocols were created to replace SMB?
Common Internet File System (CIFS) and Network Basic Input/Output System (NetBIOS)
What two protocols were created to replace SMB?
Common Internet File System (CIFS) and Network Basic Input/Output System (NetBIOS)
Who created Samba?
Andrew Tridgell
What protocol does Samba use to communicate with Microsoft resources?
SMB
What does Linux use to communicate with MacOS resources?
Netatalk
What is Linux's enterprise news server?
InterNetNews (INN)
What is Dig?
an indexing and searching system for a domain or intranet
What limitation does Dig have?
not efficient on larger networks
What are chains?
sets of rules in ipchains to filter network traffic
What three chains are ipchains organized into?
input chain, forward chain, and output chain
In ipchains, what is the difference between deny and reject?
reject notifies the sender; deny does not
What is IP Masquerade?
form of NAT used with ipchains
How do stateful firewalls differ from stateless firewalls?
stateful firewalls inspect payloads as well as headers
How do stateful firewalls differ from stateless firewalls?
stateful firewalls inspect payloads as well as headers
When booting, what does the "L" in "LILO" indicate?
that the primary boot loader has started
When booting, what does the "I" in "LILO" indicate?
That the secondary boot loader has loaded
When booting, what does the second "L" in "LILO" indicate?
That the secondary boot loader has signalled that it has loaded
When booting, what does the "O" in "LILO" indicate?
that booting completed properly
What is the default inode density for ext2?
one inode per 4096 bits of disk space
What are the two types of text-based installations?
command-line and shell program
Why can all users change their passwords even though only the owner can write to passwd?
passwd uses setuid to set permissions when it is running
Why can all users change their passwords even though only the owner can write to passwd?
passwd uses setuid to set permissions when it is running
What numeric value does read permission have?
4
What numeric value does write permission have?
2
What numeric value does execute permission have?
1
What command will display default file permissions?
umask