1. Windows 95,Windows 98 and Windows xp are?
2.What is backup?
Protecting data by copying it from the original source to different destination.
3.Program is a set of instructions.
4.In the URL http://www.example.com the portion http means Hyper text transfer protocol.
5.IPv4 adress is 4 bytes long
6.CGI stands for common gateway interface.
7.Mb and MB both have different meanings:
Mb stands for Megabit and
MB stands for Megabyte.
8.Hyperlink is an image or potion of text on a webpage which is linked to another webpage.
9.JPEG stands for joint Photographic Experts Group
10.Linux was first released by its inventor Linus Torvalds in 1991.
11.Wi-Fi is a popular term for a form of wireless data communication,basically Wi-Fi is "wireless Ethernet".
12.Internet working devices:
1.Repeater
2.Hub
3.Bridge
4.Router
5.Gateway
6.Switch
7.Modem
13.Junk email is also called spam
14.Android operating system is invented by google
15.C language is invented by Dennis Richie in 1972 at AT and T well lab.
16.Data representation is a method to represent data in a computer.
17.Some shortcut keys:
Ctrl+A =select all the portion
Ctrl+C= copy selected text
Ctrl+V= paste
Ctrl+P= open print window
Ctrl+S= save
18.Firmware is low level software that controls the system hardware.
19.IC is the formal name for the computer chip.
20.PDN stands for public data network.
Nice info
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