Question 1

Which command can be used to create a private Docker network?

Options :

A : docker network create --driver=bridge mynetwork

B : docker network create --driver=overlay mynetwork

C : docker network create --driver=host mynetwork

D : docker network create --driver=none mynetwork

Answer: A

Question 2

Which command is used to create a new physical volume in Linux?

Options :

A : pvcreate

B : vgcreate

C : lvcreate

D : mkfs

Answer: A

Question 3

Which command is used to create a new ext4 file system on the partition /dev/sdb1?

Options :

A : mkfs.ext4 /dev/sdb1

B : mkfs.btrfs /dev/sdb1

C : mkfs.xfs /dev/sdb1

D : mkfs.vfat /dev/sdb1

Answer: A

Question 4

What command can be used to check the status of all currently loaded kernel modules?

Options :

A : lsmod

B : modprobe

C : insmod

D : rmmod

Answer: A

Question 5

Which command can be used to unlock a user account?

Options :

A : usermod -U

B : passwd -u

C : chage -E 0

D : useradd -u

Answer: B

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