You can make a hierarchical directory structure under /root that
consists of one directory containing subdirectories by using cd and
mkdir
the mkdir command created the directories while the cd command changes which directory you're currently in
Answer:
A computer network is a group of two or more computers that are linked together. Networks are usually used to share resources, exchange files or communicate with other users. so A
Explanation:
Answer: B)The redo log buffer becomes one-third full.
Explanation:Redo log buffer is the type of buffer file that is present for storing the changes that have been done in data. Database changes are the made goes in the records of the redo entries.the change of the buffer to the redo files is done when the buffer contains change records which are full till the one-third section, thus conversion takes place from the redo buffer to the redo files.
Answer : The center lane is designated for left turns
Explanation: This lane is used so that drivers would pull into in order to turn left when a clear merge is available. Its main purpose is not to cause traffic jam while waiting for the chance to turn left. It is illegal to use this lane for any other purposes
