Answer: tracking and manipulating data.
Explanation: A spreadsheet is nothing more than a large ledger like the ones accountants and office workers used years ago. It was a ruled paper that data and information was entered on in order to keep track of money, inventory, and other information. Adding or subtracting from one column would change the totals and values overall. Now, with computers we have the electronic version and store the data on disc, flash drive or other connected media.
Answer:
n=5
Explanation:
if n= 5
i. n/5=5/5=1 so it divides completely the remainder is 0
ii. 97 - 6(5) = 97 - 30 = 67, 67 is a prime number.
answer:
Mainframe computers are used by large companies and organisations to perform critical tasks that involve bulk data processing like transaction processing, census information, statistical data and so on. They consist of extensive input and output facilities, are very stable and dependable and handle millions of transactions every day
Explanation:
Answer:(1) To manage the computer's resources, which includes central processing unit, memory, disk drives, and printers, (2) To establish a user interface
(3)To execute and provide services for applications software.
The old mainframe computers have
(1) low memory sizes
(2) slower connectivity speed
(3) Larger sizer
(4) low sophistication.
Explanation: Operating system is a system software that manages the computer resources,helps to establish user interface and it helps to provide services for application softwares.
Operating system software includes WINDOWS X,WINDOWS 7,WINDOWS 8,LINUX,etc.
Mainframe computers are computers used by large multinational companies for processing bulk data. Old mainframe computers were produced by IBM(INTERNATIONAL BUSINESS MACHINE) in the year 1952 they are classed two scientific and commercial mainframe computers with different information although they had some incompatibilities. Old mainframe computers are large in size with low processing speed, sophistication and storage compared to present day system.