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Linux Files and Variables > Files > Flashcards

Files Flashcards

1
Q

/etc/fstab

A

Static information about filesystems.

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2
Q

/etc/hosts

A

Static information about host names.

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3
Q

/boot/vmlinuz

A

The Linux kernel file.

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4
Q

/dev/fd0

A

Device file for first floppy disk drive on the system.

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5
Q

/dev/hda

A

Device file for the first IDE hard drive on the system.

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6
Q

/dev/null

A

A dummy device which contains nothing. It can be used to make output go away.

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7
Q

/etc/aliases

A

Contains aliases used by sendmail and other mail transport agents. Whenever this file is changed newaliases must be run.

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8
Q

/etc/bashrc

A

Contains global defaults and aliases used by the bash shell.

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9
Q

/etc/crontab

A

A parent shell script to run commands periodically. It invokes hourly, daily, weekly, and monthly scripts.

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10
Q

/etc/exports

A

Contains a list of filesystems which may be made available to other systems on the network via NFS.

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11
Q

/etc/group

A

Holds information regarding security group definitions.

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12
Q

/etc/grub.conf

A

The grub boot loader configuration file.

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13
Q

/etc/hosts

A

Contains host names and their corresponding IP addresses used for name resolution whenever a DNS server is unavailable.

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14
Q

/etc/hosts.allow

A

Contains a list of hosts allowed to access services on this computer.

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15
Q

/etc/hosts.deny

A

Contains a list of hosts forbidden to access services on this computer.

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16
Q

/etc/inittab

A

Describes how the INIT process should set up the system in various runlevels.

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17
Q

/etc/issue

A

Contains the pre-login message, often overwritten by the /etc/rc.d/rc.local script in Red Hat and some other rpm-based Linux distributions.

18
Q

/etc/lilo.conf

A

The lilo boot loader configuration file.

19
Q

/etc/modules.conf

A

Holds options for configurable system modules.

20
Q

/etc/motd

A

This is the message of the day file printed upon login.

21
Q

/etc/mtab

A

Status information for currently mounted devices and partitions.

22
Q

/etc/passwd

A

Contains information regarding registered system users. Passwords are typically kept in a shadow file for better security.

23
Q

/etc/printcap

A

Holds printer setup information.

24
Q

/etc/profile

A

Contains global defaults for the bash shell.

25
Q

/etc/resolv.conf

A

A list of domain name servers used by the local machine.

26
Q

/etc/securetty

A

This file contains a list of terminals where root can login.

27
Q

/etc/termcap

A

An extensive ASCII text file defining the properties of consoles, terminals, and printers.

28
Q

/proc/cpuinfo

A

Contains CPU related information.

29
Q

/proc/filesystems

A

Holds information regarding filesystems that are currently in use.

30
Q

/proc/interrupts

A

Stores the interrupts that are currently being used.

31
Q

/proc/ioports

A

A list of the I/O addresses used by devices connected to the server.

32
Q

/proc/meminfo

A

Contains memory usage information for both physical memory and swap.

33
Q

/proc/modules

A

Lists currently loaded kernel modules.

34
Q

/proc/mounts

A

Displays currently mounted filesystems.

35
Q

/proc/stat

A

Contains various statistics about the system, such asthe number of page faults since the system was last booted.

36
Q

/procswaps

A

Holds swap file utilization information.

37
Q

/proc/version

A

Contains Linux version information.

38
Q

/var/log/lastlog

A

Stores information about the last boot process.

39
Q

/var/log/messages

A

Contains messages produced by the syslog daemon during the boot process.

40
Q

/var/log/wtmp

A

a binary data file holding login time and duration for each user currently on the system.

Linux Files and Variables (3 decks)

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