Iglic
custion Answey :-
Que - 1 What is a hard disk?
Cue- 2 What is computer memory? What are its two
tyhes?
Celle-3 What is use of computer icon?
Que-4 Explain any two features of Windows 7 ?
Cleve -5 Name the first calculating device?
Que-6 Whois known as the father of Computers?
F) Write three lines on the contribution in the field
of computers :-
1) Charles Babbage
2) Blaise Pascal
Answers
Answer:
1. a rigid non-removable magnetic disk with a large data storage capacity.
2. Computer memory is of two basic type– Primary memory / Volatile memory and Secondary memory / non-volatilememory. Random Access Memory(RAM) is volatile memory and Read Only Memory (ROM) is non-volatilememory. It is also called as read writememory or the main memory or theprimary memory.
3.Icons are used in many places on acomputer. The desktop contains iconsas shortcuts - clicking on these iconsopens up the file, folder, or applicationthat they stand for. For example, in Microsoft Windows the desktop will often have an icon for the Recycle Bin, and the icon usually looks like a trash can.
4.Some of the new features included in Windows 7are advancements in touch, speech and handwriting recognition, support for virtual hard disks, support for additional file formats, improved performance on multi-core processors, improved boot performance, and kernel improvements.
5.Abacus is the first calculating device
6. Charles Babbage was considered to be the father
F. 1. Charles Babbage was considered to be the father of computing after his concept, and then later the invention of the Analytical Engine in 1837. The Analytical Engine contained an ALU (arithmetic logic unit), basic flow control, and integrated memory; hailed as the first general-purpose computer concept
2 . Blaise Pascal was a French mathematician, physicist, inventor, writer and Catholic theologian. He was a child prodigy who was educated by his father, a tax collector in Rouen.