21. This find command does find all files on the system who are members of the \
ID: 3886264 • Letter: 2
Question
21. This find command does find all files on the system who are members of the 'audit' group.
A. find / -g=audit –print
B. find / -file –group=audit –print
C. find / -name –g "audit" –print
D. find / -gr audit –print
E. find / -group audit -print
22. This find command does find all directories and then sort them.
A. find . -dir -print | sort
B. find . -typed -print | sort
C. find . –t=d -print | sort
D. find . –t=dir -print | sort
E. find . -directory -print | sort
23. This find command does find all the ordinary files and then
test each file for its type.
A. find / -type f -
print | xargs file
B. find / -t=f -print | xargs type
C. find / -file -print | xargs file
D. find / -type=f -pr
int | xargs filetype
E. find / -f -print | xargs file
24. This find command does locate all files in public_html that are read, write and executable by everyone, and takes away the write permission.
A. find public_html –p=7 –print | xargs chmod o-w
B. find public_html -perm -7–print | xargs chmod o-w
C. find public_html –p="**7" –print | xargs chmod o-w
D. find public_html –perm=007 –print > xargs chmod o-w
E. find public_html –filemode="007" –print | xargs chmod o-w
25. This is to find all the files in the /apps directory but do not search in /apps/bin:
A. find /apps -name –prune "/apps/bin" -o -print
B. find /apps -name "/apps/bin" -prune -o -print
C. find /apps/bin -name "/apps" -o -print
D. find /apps -name –skip "/apps/bin" –o –print
E. find /apps -filename –skip "/apps/bin" –o –print
5
26. To find all files that have been modified in the last five
days:
A. find / -mtime +5 -print
B. find / -mtime -5 –print
C. find / -mtime 5+ –print
D. find / -mtime 5- –print
E. find / -mtime 5* -print
27. To find files in /var/adm di
rectory that have not been mod
ified in the last five days:
A. find / -mtime +5 -print
B. find / -mtime -5 –print
C. find / -mtime 5+ –print
D. find / -mtime 5- –print
E. find / -mtime ^5 -print
28. To find all directories in /etc
A. find /etc -ty
pe dir -print
B. find /etc -type d -print
C. find /etc -dir -print
D. find /etc –type=d -print
E. find /etc -d -print
29. To find all files but not directories in /etc
A. find /etc -type !dir -print
B. find /etc !-type d -print
C. find /etc -!dir -print
D. find /etc –t=!d -print
E. find /etc ^d -print
30. To match all filenames that
start with ‘f’, followed by any
two characters, followe
d by any string; the end
character must be an ‘s’:
A. ls f??[?*]s
B. ls f??*s
C. ls f**?s
D. ls f?**s
E. ls f**+s
31. To list all filenames that
start with an ‘i’ or ‘o’:
A. ls io*
B. ls [i][o]*
C. ls [io]*
D. ls io*
E. ls (io)*
32. To match filenames that begin
with ‘log.’, followed by a si
ngle number, followed by any other character.
A. ls log.(0-9)*
B. ls log.[0-9]?
C. ls log.[0..9]*
D. ls log.[^0-9]*
E. ls log.[0-9]*
6
33. To list all filenames that hav
e the same criteria as above
but with no numbers.
A. ls log.[!0-9]*
B. ls log.![0-9]*
C. ls log.[~0-9]*
D. ls log.(!0..9)*
E. ls log.[[not 0-9]]*
34. To match filenames that sta
rt with ‘CPP’, where the next tw
o characters can be anything
, but the next character
must be a ‘1’:
A. ls CPP??[1]
B. ls CPP**[1]
C. ls CPP??{1}
D. ls CPP??[$1]
E. ls CPP??*[1]
35. To match filenames that sta
rt with ‘CPP’, followed by any t
wo characters, followed
by any non-digit string:
A. ls CPP??[!0..9]*
B. ls CPP??[~0-9]*
C. ls CPP??[^[0-9]]
D. ls CPP??[!0-9]*
E. ls CPP??[~[0..9]]*
36. To match filenames starting with an upper case letter only:
A. ls [A-Z]*
B. ls [A..Z]*
C. ls [A-Z]?
D. ls "A-Z"*
E. ls (A..Z)*
37. To match filenames starting
with a lower case letter only:
A. ls (a..z)*
B. ls [a-z]?
C. ls "a-z"*
D. ls [a-z]*
E. ls {a-z}*$
38. To match only numbered filenames use:
A. ls (0..9)*
B. ls [0-9]?
C. ls "0-9"*
D. ls [0-9]*
E. ls {0-9}*
39. To match all your .files (that is, any hidden files begins
with a period).
A. ls .*
B. ls *.*
C. ls [.*]
D. ls (.)*$
E. ls "."*
7
40. To list filenames where the
first two characters can be any
character, followed by an ‘R’, followed by any string:
A. ls **R*
B. ls *{2}R-
C. ls ^??R*
D. ls $??R*
E. ls ??R*
Consider the following problems (
#41-#50) with grep command. Th
e content of data.txt is:
48 Dec 3BC1997 CPPX 68.00 LVX2A 138
483 Sept 5AP1996 USP 65.00 LVX2C 189
47 Oct 3ZL1998 CPPX 43.00 KVM9D 512
219 dec 2CC1999 CAD 23.00 PLV2C 68
484 nov 7PL1996 CAD 49.00 PLV2C 234
483 may 5PA1998 USP 37.00 KVM9D 644
216 sept 3ZL1998 USP 86.00 KVM9E 234
41. What would be the result of the following grep command with
the data.txt file a
s provided above.
grep '48[34]' data.txt
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
42. What would be the result of the following grep command with
the data.txt file a
s provided above.
grep '[Ss]ept' data.txt
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
43. What would be the result of the following grep command with
the data.txt file a
s provided above.
grep '[Ss]ept' data.txt | grep 483
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
8
44. What would be the result of the following grep command with
the data.txt file a
s provided above.
grep 'K...D' data.txt
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
45. What would be the result of the following grep command with
the data.txt file a
s provided above.
grep '[A-Z][A-Z]..C' data.txt
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
46. What would be the result of the following grep command with
the data.txt file a
s provided above.
grep '5..199[6,8]' data.txt
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
47. What would be the result of the following grep command with
the data.txt file as provided above.
grep '[0-9]{3}[8]' data.txt
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
48. What would be the result of the following grep command with
the data.txt file a
s provided above.
grep '[0-9][0-5][0-6]' data.txt
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
49. What would be the result of the following grep command with
the data.txt file a
s provided above.
grep '5[[:upper:]][[:upper:]]' data.txt
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
50. What would be the result of the following grep command with
the data.txt file a
s provided above.
grep '^[^48]' data.txt
A. 0
B. 1
C. 2
D. 3
E. 4
F. 5
Explanation / Answer
CHEGG POLICY: ONLY ONE QUESTION PER POST IS ALLOWED or ONE QUESTION WITH MAXIMUM 4 SUB_PARTS
21) E) find / -group audit -print
22) C) find . –t=d -print | sort
23) E) find / -f -print | xargs file
24) A) find public_html –p=7 –print | xargs chmod o-w
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