#### Linux From Scratch - Version 12.3-systemd

### Part V. Appendices

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# A. Acronyms and Terms

ABI | Application Binary Interface
ALFS | Automated Linux From Scratch
API | Application Programming Interface
ASCII | American Standard Code for Information Interchange
BIOS | Basic Input/Output System
BLFS | Beyond Linux From Scratch
BSD | Berkeley Software Distribution
chroot | change root
CMOS | Complementary Metal Oxide Semiconductor
COS | Class Of Service
CPU | Central Processing Unit
CRC | Cyclic Redundancy Check
CVS | Concurrent Versions System
DHCP | Dynamic Host Configuration Protocol
DNS | Domain Name Service
EGA | Enhanced Graphics Adapter
ELF | Executable and Linkable Format
EOF | End of File
EQN | equation
ext2 | second extended file system
ext3 | third extended file system
ext4 | fourth extended file system
FAQ | Frequently Asked Questions
FHS | Filesystem Hierarchy Standard
FIFO | First-In, First Out
FQDN | Fully Qualified Domain Name
FTP | File Transfer Protocol
GB | Gigabytes
GCC | GNU Compiler Collection
GID | Group Identifier
GMT | Greenwich Mean Time
HTML | Hypertext Markup Language
IDE | Integrated Drive Electronics
IEEE | Institute of Electrical and Electronic Engineers
IO | Input/Output
IP | Internet Protocol
IPC | Inter-Process Communication
IRC | Internet Relay Chat
ISO | International Organization for Standardization
ISP | Internet Service Provider
KB | Kilobytes
LED | Light Emitting Diode
LFS | Linux From Scratch
LSB | Linux Standard Base
MB | Megabytes
MBR | Master Boot Record
MD5 | Message Digest 5
NIC | Network Interface Card
NLS | Native Language Support
NNTP | Network News Transport Protocol
NPTL | Native POSIX Threading Library
OSS | Open Sound System
PCH | Pre-Compiled Headers
PCRE | Perl Compatible Regular Expression
PID | Process Identifier
PTY | pseudo terminal
QOS | Quality Of Service
RAM | Random Access Memory
RPC | Remote Procedure Call
RTC | Real Time Clock
SBU | Standard Build Unit
SCO | The Santa Cruz Operation
SHA1 | Secure-Hash Algorithm 1
TLDP | The Linux Documentation Project
TFTP | Trivial File Transfer Protocol
TLS | Thread-Local Storage
UID | User Identifier
umask | user file-creation mask
USB | Universal Serial Bus
UTC | Coordinated Universal Time
UUID | Universally Unique Identifier
VC | Virtual Console
VGA | Video Graphics Array
VT | Virtual Terminal

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