Related Questions

An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank?
A 33.5%
B 37.5%
C 40%
D 50%
An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank ?
A 33.5%
B 37.5%
C 40%
D 50%
Which command be used to ask you to confirm that you want to delete the directory?
A Deltree
B Deltree/f
C Del *.*/p
D Erase *.*
Which command is used to delete all the files extension .txt on the current drive and directory?
A Del .txt
B Erase .txt
C Del *.txt
D Del *.*/p
Which command is used to delete all the files in the root directory of drive a
A A:\del
B Del *.* a:
C Del a:\
D Erase *.*
Which command is used to delete all files in the current directory as well as all files and sub-directories in its subdirectories?
A rm *
B rm -r *
C rm all
D rm *.*
E None of the above
Which command is used to suppress the prompt that asks you to confirm that you want to delete the directory?
A DELTREE
B DELTREE/F
C DEL*.*
D ERASE *.*
E None of the above
Which command is used to delete the directory and all its contents in one step?
A DEL *.*
B RD
C DELTREE
D CD
E None of the above
Which command is used to move all files to the bin sub-directory of the parent directory?
A mv *.* /bin/
B mv * /bin/*
C mv * ../bin
D mv * ../bin *.*
E None of the above
Which command is used to copy the three files wb, collect and mon into the misc directory, under the same, when you were currently in the programs directory?
A copy wb ../misc collect ../misc mon ../misc
B cp wb collect mon ../misc
C copy wb collect mon /misc
D tar wb collect mon /misc
E None of the above

Next steps