<u>The first tools that analyzed and extracted data from floppy disks and hard disks were MS-DOS tools for </u><u>IBM</u><u> PC file systems</u>. A file system is a structured representation of data and a set of metadata describing this data. The file system of the IBM supports stream input/output and storage management, providing a structure over all information stored in the system. A floppy disk consists of a thin plastic disk coated with magnetic material (it was designed by IBM in the early 1970s). A hard disk is fixed on the system unit. It is made up of several circular disks called platters. MS-DOS (Microsoft Disk Operating System) is a licensed operating system for use on microcomputers from various manufacturers.
Answer:
Below is the required code:
Explanation:
SELECT Product_Finish AS "Desk Finish",
avg(Standard_Price) AS "Average Price"
FROM Product_T
WHERE "Average Price">200
ORDER BY "Average Price" DESC;
Answer:
Ventura Inc requires only System software's
Explanation:
The system software has three major functions which are:
1. File and disk management: this involve managing of files in the system, when user want to save, move, copy, delete and rename files, The system software will handle those task
2. Allocating system resources: The system resources such as time, memory, data input and output are allocated by the system software. The main memory is managed by the system software to avoid conflict among various task.
3. Monitoring system activities: The system security and system performance is also monitored by the system software.
The first two functionalities are the requirement of ventura inc
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