Itsc 2337 Unix Operating System Ii Test 1

Front 1

_____ files in the Linux kernel are used for two purposes: to define interfaces between components of the kernel, and to define interfaces.

Back 1

Header

Front 2

Header files in the Linux kernel are used for two purposes: to define interfaces between _____ of the kernel, and to define interfaces.

Back 2

components

Front 3

Header files in the Linux kernel are used for two purposes: to define interfaces between components of the kernel, and to define _____.

Back 3

interfaces

Front 4

The Linux kernel is the _____ _____ _____ used by the Linux family of Unix-like operating systems

Back 4

operating system kernel

Front 5

The _____ user (also known as the superuser) has complete access to the entire system.

Back 5

root

Front 6

The root user (also known as the _____) has complete access to the entire system.

Back 6

superuser

Front 7

Logging in as the _____ user is best done only to perform system maintenance or administration.

Back 7

root

Front 8

What is the name of the Linux file system?

Back 8

ext4

Front 9

_____ _____ _____ (___) presents a simple logical view of underlying physical storage space, such as hard drives or LUNs.

Back 9

Logical Volume Management (LVM)

Front 10

Partitions on physical storage are represented as _____ volumes that can be grouped together into volume groups.

Back 10

physical

Front 11

Partitions on physical storage are represented as physical volumes that can be grouped together into _____ groups.

Back 11

volume

Front 12

Each volume group can be divided into multiple _____ volumes.

Back 12

logical

Front 13

LVM logical volumes function as _____ that can span multiple physical disks

Back 13

partitions

Front 14

LVM logical volumes function as partitions that can span _____ physical disks

Back 14

multiple

Front 15

____ (_____ _____ _____, which is installed by default, is a very powerful bootloader.

Back 15

GRUB (Grand Unified Bootloader)

Front 16

GRUB (Grand Unified Bootloader), which is installed by _____, is a very powerful bootloader.

Back 16

default

Front 17

GRUB (Grand Unified Bootloader), which is installed by default, is a very _____ bootloader.

Back 17

powerful

Front 18

Fedora 16 uses which version of GRUB by default?

Back 18

GRUB 2

Front 19

GRUB can load a variety of _____ operating systems, as well as proprietary operating systems with chain-loading.

Back 19

free

Front 20

GRUB can load a variety of free operating systems, as well as _____ operating systems with chain-loading.

Back 20

proprietary

Front 21

GRUB can load a variety of free operating systems, as well as proprietary operating systems with _____-_____.

Back 21

chain-loading

Front 22

The mechanism for loading unsupported operating systems, such as Windows, by loading another boot loader.

Back 22

Chain-loading

Front 23

A problem often caused by the installation of another operating system after you have installed Fedora.

Back 23

Unable to Boot into Fedora

Front 24

How do you fix being unable to boot into Fedora after another OS has been installed?

Back 24

Get into rescue mode and then reconfigure the boot loader

Front 25

In _____ mode, you are booted into the most minimal environment possible.

Back 25

emergency

Front 26

The root file system is mounted read-only and almost nothing is setup in which mode?

Back 26

emergency

Front 27

The main advantage of emergency mode over single-user mode is that the ____ files are not loaded.

Back 27

init

Front 28

If ____ is corrupted or not working you can still mount file systems to recover data that could be lost during a re-installation.

Back 28

init

Front 29

If init is corrupted or not working you can still mount file systems to _____ data that could be lost during a re-installation.

Back 29

recover

Front 30

If init is corrupted or not working you can still mount file systems to recover data that could be lost during a __-_____.

Back 30

re-installation

Front 31

_____ determines which operating system or kernel to start, loads it into memory, and transfers control of the machine to that operating system.

Back 31

GRUB

Front 32

GRUB determines which _____ system or kernel to start, loads it into memory, and transfers control of the machine to that operating system.

Back 32

operating

Front 33

GRUB determines which operating system or _____ to start, loads it into memory, and transfers control of the machine to that operating system.

Back 33

kernel

Front 34

GRUB determines which operating system or kernel to start, loads it into _____, and transfers control of the machine to that operating system.

Back 34

memory

Front 35

GRUB determines which operating system or kernel to start, loads it into memory, and transfers _____ of the machine to that operating system.

Back 35

control

Front 36

This command prompts for the root password and starts root shell. Root privileges remain until it is terminated or exit.

Back 36

su

Front 37

Also, __ can access someone's account if you know the password. __ username prompt password.

Back 37

su

Front 38

____ = Limited su. It gives someone the ability to perform limited system functions (backup) without giving root privilages.

Back 38

sudo

Front 39

sudo is also known as a _____ user.

Back 39

power

Front 40

A _____ is a running program. It is an object consisting of an address space and a set of data structures within a kernel.

Back 40

Process

Front 41

____ is used to create a new process.

Back 41

Fork

Front 42

Directories, sub-directories and files arranged in hierarchical (tree like) order

Back 42

File System

Front 43

_____ _____ _____ (___) manages a system's authentication facilities through standard library routines.

Back 43

Pluggable Authentication Model (PAM)

Front 44

Pluggable Authentication Model (PAM) manages a system's _____ facilities through standard library routines.

Back 44

authentication

Front 45

Pluggable Authentication Model (PAM) manages a system's authentication facilities through standard _____ routines.

Back 45

library

Front 46

_____ _____ ____ _____ (____) is a generalized database like repository that can store user management data as well as other types of data.

Back 46

Lightweight Directory Access Protocol (LDAP)

Front 47

Uses a hierarchical client-server model that supports multiple server types and multiple simultaneous clients.

Back 47

Lightweight Directory Access Protocol (LDAP)

Front 48

_____ _____ _____ (___) was originally written as the compiler for the GNU operating system.

Back 48

GNU Compiler Collection (GCC)

Front 49

The definition of GNU is "___ __ ___ ____"

Back 49

GNU is Not Unix

Front 50

___ is an automatic updater and package installer/removal for RPM systems.

Back 50

Yum

Front 51

Yum is an automatic _____ and package installer/removal for RPM systems.

Back 51

updater

Front 52

Yum is an automatic updater and package _____/_____ for RPM systems.

Back 52

installer/removal

Front 53

Yum is an automatic updater and package installer/removal for ___ systems.

Back 53

RPM

Front 54

Like Dynamic Link Library (DLL) in a Windows environment.

Back 54

Pluggable Authentication Module (PAM)

Front 55

When a program needs authentication, it calls a function that exists in the ___ library.

Back 55

PAM

Front 56

What are two positives of Linux?

Back 56

It is freeware and is secure.

Front 57

What are two negatives of Linux?

Back 57

Difficult to instal and Little to no driver support.

Front 58

_____-----SPARC x86-----SUN Micro-systems / Intel

Back 58

Solaris

Front 59

Solaris-----_____-----SUN Micro-systems / Intel

Back 59

SPARC x86

Front 60

Solaris-----SPARC x86-----___ ____-_____ / ____

Back 60

SUN Micro-systems / Intel

Front 61

___-----Power PC-----IBM

Back 61

AIX

Front 62

AIX-----_____ __-----IBM

Back 62

Power PC

Front 63

AIX-----Power PC-----___

Back 63

IBM

Front 64

____-----Alpha Chip-----HP

Back 64

HPUX

Front 65

HPUX-----_____ _____-----HP

Back 65

Alpha Chip

Front 66

HPUX-----Alpha Chip-----__

Back 66

HP

Front 67

___-----Power PC / Motorola-----Apple

Back 67

OSX

Front 68

OSX-----_____ __/_____-----Apple

Back 68

Power PC / Motorola

Front 69

OSX-----Power PC / Motorola-----_____

Back 69

Apple

Front 70

What command lists files and directories?

Back 70

ls

Front 71

What command lists directory structure?

Back 71

ls -l

Front 72

What command shows all hidden files?

Back 72

ls -a

Front 73

What command is recursive throughout the directories?

Back 73

ls -r

Front 74

Searches for one or more files for a string expression.

Back 74

Grep (Global Regular Expression Print)

Front 75

grep '_____' memo searches through a file memo for the string memo.

Back 75

credit

Front 76

grep 'credit' memo searches through a _____memo for the string memo.

Back 76

file

Front 77

grep 'credit' memo searches through a file memo for the _____ memo.

Back 77

string

Front 78

This command is used to compare two files and generate a list of differences

Back 78

Diff

Front 79

There are two modes to __, Scripting mode and Editing mode.

Back 79

vi

Front 80

There are two modes to vi, _____ mode and Editing mode.

Back 80

Scripting

Front 81

There are two modes to vi, Scripting mode and ______ mode.

Back 81

Editing

Front 82

What command do you use to save and quit in in Vi editor?

Back 82

Esc > :wq

Front 83

What command do you use to open a file?

Back 83

vi filename or scriptfile

Front 84

The types of files are _____ _____, Directory, Symbolic, Special File, Named Pipe.

Back 84

Simple Ordinary

Front 85

The types of files are Simple Ordinary, _____, Symbolic, Special File, Named Pipe.

Back 85

Directory

Front 86

The types of files are Simple Ordinary, Directory, _____, Special File, Named Pipe.

Back 86

Symbolic

Front 87

The types of files are Simple Ordinary, Directory, Symbolic, _____ _____, and Named Pipe.

Back 87

Special File

Front 88

The types of files are Simple Ordinary, Directory, Symbolic, Special File, and _____ _____.

Back 88

Named Pipe

Front 89

Essential command binaries. This directory holds the files needed to boot the system and run it when it first comes up in a single-user mode.

Back 89

/bin

Front 90

Static files of the boot loader.

Back 90

/boot

Front 91

Machine-local system configuration. Administrative, configuration, and other system files are here.

Back 91

/etc

Front 92

Second major hierarchy. This directory traditionally includes sub-directories that contain information used by the system.

Back 92

/usr

Front 93

Variable data files with contents that vary as the system runs

Back 93

/var

Front 94

Tools for managing resources

Back 94

Utilities

Front 95

Command Interpreter

Back 95

Shell

Front 96

More overhead

Back 96

re-director

Front 97

Connects two process's

Back 97

Pipe

Front 98

A _____ is a command that processes an input stream of data to produce an output stream of data.

Back 98

filter

Front 99

A command line that includes a filter uses a _____ to connect the filter's input to standard output of one command.

Back 99

pipe

Front 100

The command $ who|sort|lpr is an example of what?

Back 100

Filter

Front 101

How the system gets the processors attention.

Back 101

Interrupt

Front 102

Program running

Back 102

Process

Front 103

There are three functions of an Operating System:
*_____
*Processor
*Storage

Back 103

Memory

Front 104

There are three functions of an Operating System:
*Memory
*_____
*Storage

Back 104

Processor

Front 105

There are three functions of an Operating System:
*Memory
*Processor
*_____

Back 105

Storage