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DAY2 QUIZ

Authored by Chuck Nam

Other

1st Grade

Used 4+ times

DAY2 QUIZ
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

OS Kernel과 User 사이에서 User Command Interpreter 역할을 하는 것은?

Pipe

Variable

Function

Shell

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

LINUX의 기본 Shell은?

csh

bash

ksh

sh

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

바로 전에 수행한 command의 exit code를 확인하는 control operator는?

;

&

$?

#

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

왼쪽과 같은 /etc/passwd 파일에서 colon(:)을 구분자로

첫번째와 세번째 컬럼만 표시하는 명령어는?

cut -f1,3 /etc/passwd

cut -d' ' -f1,3 /etc/passwd

cut -d: -f1,3 /etc/passwd

cut -d -f1,3 /etc/passwd

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

왼쪽과 같은 tennis.txt 파일에서 BE 글자를 포함한

라인만 제거하는 명령어는? (2개 선택)

grep -v BE tennis.txt

grep BE tennis.txt

cat tennis.txt | sed '/BE/d'

cat tennis.txt | sed 's/BE/d/'

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