CHEMICAL REACTION ENGINEERING QUIZ

What type of addressing format is used by Class A network.

None of these

Net.Node.Node.Node

Net.Node.Net.Node

Net.Net.Node.Node

Net.Net.Net.Node

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What shell's wild-card is used to match any number of characters including none?

?

[ijk]

*

[!ijk]

None of these

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RPM

is used to keep track of the users

stands for Red Hat Package Manager

is used to install, uninstall, and manage packages

assigns a dynamic IP address

None of these

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What command is used to display and create files?

lyrix

ed

cat

vi

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What command is used to assign only read permission to all three categories of the file'letter'?

chmod u + r, g + r, o - x letter

chmod a - rw letter

chmod ugo = r letter

chmod go + r letter

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What sign is used to back up over typing errors in vi?

$

€

#

@

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The IP address are based on

12-bit addresses

64-bit addresses

16-bit addresses

32-bit addresses

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What command is used with vi editor to move forward to the end of a word?

d

c

e

b

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What hardware architectures are not supported by Red Hat?

IBM-compatible

Alpha

SPARC

None of these

Macintosh

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What command is used to count the total number of lines, words, and characters contained in a file?

None of these

countw

count p

wcount

wc

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