Which of the following commands displays user id in itsoutput?A. IsB. helpC. dateD. Is-command is used to remove the directory?A. rdirB. removeC. rdD. гmdirI.command is used to remove files?A. dmB.C. deleteD erase2.command is used to list contents of directories?1.tar2. dir3. Ip4. Is3. Which of the following is a command in Linux?A. wВ. хC. tD. All of the Above4. What is the output of the following command in Linux?goe test.eA. a.out under . directoryB. a.out under. directoryC. a.out under /D. None of above5. What are the command to search a process name "myprog"?A. Ps -auxB. ps -aux grep myprogC. ps -aux | grep myprogD. s-l grep myprog

I have provided the answers in the step 2. As per policy, I can provide answer to first question in…

Answered: Which of the following commands…

Which of the following commands displays user id in its output? A. Is B. help C. date D. Is- command is used to remove the directory?

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Concept explainers

Linux

An operating system (OS) is the software which manages hardware and resources, like CPU, storage and memory. The OS bridges the applications and hardware and makes the connections between all of your software and the hardware resources.

Question

Which of the following commands displays user id in its
output?
A. Is
B. help
C. date
D. Is-
command is used to remove the directory?
A. rdir
B. remove
C. rd
D. гmdir
I.
command is used to remove files?
A. dm
B.
C. delete
D erase
2.
command is used to list contents of directories?
1.
tar
2. dir
3. Ip
4. Is
3. Which of the following is a command in Linux?
A. w
В. х
C. t
D. All of the Above
4. What is the output of the following command in Linux?
goe test.e
A. a.out under . directory
B. a.out under. directory
C. a.out under /
D. None of above
5. What are the command to search a process name "myprog"?
A. Ps -aux
B. ps -aux grep myprog
C. ps -aux | grep myprog
D. s-l grep myprog

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