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1. The earlier computers,
which were massive in size,
were based on vacuum tubes.
2. Early computing machines,
like the ENIAC, were actually
meant to assist the armed
forces.
3. The printers in pre-1950s
were punch cards.
4. An improvement on theENIAC, which pioneered 'stored
program', was made possible
with the help of the
mathematician J ohn von
Neumann.
5. Before the 1950s, computerswere mostly owned by
universities and research
labs.
6. The B-programming language
was developed by Ken Thompson.
7. Famous people, associatedwith the ENIAC, EDVAC, UNIVAC
computers are Eckert &
Mauchly.
8. The 1st commercially
produced and sold computer
(1951) was UNIVAC.
9. IBM was provided software
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for PCs by Microsoft.
10. Time-sharing, teletyping,
were associated with mainframe
computers.
11. The transformation from
heavy computers to PCs was
made possible using
microprocessors.
12. The first microprocessor
was developed in 1971 byIntel.
13. The term 'micro'
(extremely small) denotes
10-6m.
14. The Harvard student, who
chose to write computerprograms and dropped studies
was Bill Gates.
15. A pentium 4 (P-4) employs
roughly 40 million
transistors.
16. Mark-1, Apple-1, andcollossus were initial desktop
computers.
17. Binary digits are briefed
as bit.
18. A collection of bits is
called byte.
19. C++, is a computer
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language.
20. The process of eliminating
programming faults is called
debugging.
21. Starting up on operating
system is called booting.
22. A program used to browse
the web is called browser.
23. An error in software
designing which can even causea computer to crash is called
bug.
24. Click and double-click are
achieved using the mouse.
25. J ava, C, ForTran, Pascal
and BASIC are computerprogramming languages.
26. The device which sends
computer data using a phone
line is called MODEM.
27. 'Worm' and 'virus' are
actually programs.28. A 'file' is a unit of
information.
29. A megabyte has
106(million) bytes.
30. A small, single-site
network is called LAN.
31. A processor that collects
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several data and sends them
over a single line is called
bridge.
32. 'Nano' stands for one
billionth part.
33. The number of bit patterns
using an n-bit code is 2n.
34. The part of a computer
that works with the
data/programs is called CPU.35. To convert a binary number
to a decimal, we have to
express it in power of 2.
36. www stands for world wide
web.
37. Mathematics employed incomputers is called Boolean
algebra.
38. A collection of 8 bits is
called byte.
39. The first home computer
(1977), which was sold inmillions of units was Apple
II.
40. 'PARAM' is a
supercomputer.
41. A website containing
periodic posts is called blog.
42. While cutting and pasting,
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the cutitem is temporarily
stored in the clipboard.
43. http stands for hyper text
transfer protocol.
44. The unwanted or
non-requested emails are
called "spam".
45. A computer framed to give
various network services is
calledserver.
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