050-720 Online Practice Questions and Answers
From command mode in vi, what do you have to do to enter text?
A. Press e
B. Press i
C. Press k
D. Press w
You want to install the xyz-software-1.2.3-5.i586.rpm package, but only if a previous version is already installed. Which command will do this?
A. rpm -ivh xyz-software-1.2.3-5.i586.rpm
B. rpm -evh xyz-software-1.2.3-5.i586.rpm
C. rpm -Fvh xyz-software-1.2.3-5.i586.rpm
D. rpm -Uvh xyz-software-1.2.3-5.i586.rpm
What is the correct syntax for mounting the second partition of the first SCSI hard disk?
A. mount /mnt /dev/hda2
B. mount /dev/hda2 /mnt
C. mount /dev/sdb1 /mnt
D. mount /mnt /dev/sdb1
E. mount /dev/sda2 /mnt
F. mount /mnt /dev/sda2
Which command is suitable for displaying the CPU load as a percentage?
A. w
B. top
C. nice
D. uptime
You are viewing the manual page of crontab, but it does not contain the information you are looking for. You suspect there is another crontab manual page. Which command could you use to find out if another crontab manual page exists? (Choose 2.)
A. man a crontab
B. whatis crontab
C. man -k crontab
D. man --next crontab
E. man --showall crontab
You want to know which files are contained in the hugin-0.6.1-2.2.i586.rpm RPM package, which has not yet been installed. Which command will give you this information?
A. rpm -f hugin-0.6.1-2.2.i586.rpm
B. rpm -qpf hugin-0.6.1-2.2.i586.rpm
C. rpm -qpl hugin-0.6.1-2.2.i586.rpm
D. rpm --provides hugin-0.6.1-2.2.i586.rpm
While in insert mode, how do you save a file and close vi?
A. Press Esc and :q
B. Press Esc and :w
C. Press Esc and :wq
D. Press Esc and :zz
In a terminal window, which command can you enter to change to your home directory (/home/geeko)? (Choose 2.)
A. cd
B. cd ~
C. cd -h
D. cd home
E. cd --homedir
You have a file named file1 and you want to create a symbolic link named link-to-file1 to the file. In a terminal window, which command accomplishes what you want? (Choose 2.)
A. ln file link-to-file1
B. ln link-to-file1 file1
C. ln -s file1 link-to-file1
D. ln -s link-to-file1 file1
E. cp -s file1 link-to-file1
F. mv -s file1 link-to-file1
Which command displays cpu and input/output statistics for devices and partitions?
A. siga
B. sitar
C. fdisk
D. lspci
E. iostat
F. hwinfo
G. hdparm