Answer:
zcat
Explanation:
Zcat is a command line utility for viewing the contents of a compressed file without literally uncompressing it. It expands a compressed file to standard output allowing you to have a look at its contents. In addition, zcat is identical to running gunzip -c command.
Answer:
If we delete record number 15 in a primary table, but there's still a related table with the value of 15, we end up with an orphaned record. Here, the related table contains a foreign key value that doesn't exist in the primary key field of the primary table. This has resulted in an “orphaned record”.
Animation with shape is 3D animation
Animation without shape is 2D animation
Explanation:
The working directory is just a file path on your computer that sets the default location of any files you read. If you want to read a file 'file.txt'.
Answer:
High availability
Explanation:
RAID-5 array is defined as a redundant array for independent disk configuration which makes use of the disk striping with the parity. It consists of a minimum three disk drives and it uses the data striping and the parity data to provide the redundancy.
RAID 5 is a powerful tool to ensure integrity of the data. It provides both performance as well as security to the data.
In the context, "high availability" is the feature that is provided by the deployment of RAID 5 array on the several file services.
