Online Access Free 010-150 Exam Questions

What permissions are set on a file with the command chmod 654 file.txt?

• A.--wxr-x--x
• B.drw-r-xr-
• C.d--wxr-x-
• D.-rw-r-xr-
• E.-rwxrw---x

Which function does a shell program serve?

• A.It is responsible for establishing a connection to another computer.
• B.It receives user commands and executes them.
• C.It is responsible for logging a user into the system.
• D.It provides a graphical environment.

How can the normal output of a command be written to a file while discarding the error output?

• A.command > discard-error > file
• B.command >file 2>/dev/null
• C.command > /dev/null 2&>1 output
• D.command >2>file 1&>/dev/null
• E.command < output > /dev/null

Which of the following commands increases the number of elements in a directory? (Choose TWO answers)

• A.touch newfile
• B.mkdir newdirectory
• C.create newfile
• D.ls newfile
• E.rmdir newdirectory

Which one of the following statements concerning the General Public License (GPL) is true?

• A.The GPL is designed to ensure that the source code of a software remains freely available.
• B.GPL software may not be used to run nuclear reactors or air traffic control systems.
• C.The GPL is identical to the BSD license.
• D.GPL software may never be sold for money.
• E.If you change a program you received under the GPL, you must send your changes to the original author for approval.