What does o handsign mean on omegle?

What is mean by system and subsystem? How do you refresh all open tabs in Firefox? What makes hewlett packard printers better than epsom printers? How many bytes in 10mb? Are numbers case sensitive? Can you change the name of worksheet in Excel? Is Vitamin D3 made from rat poison? What is the area of a computer screen with 21inch sides? Is ip address is a physical address? Combination of software and hardware that enable two different network segments to exchange data is a? What to do when a letter sticks on your laptop kepboard? What is the name of the Indian female Mathematician who was faster than a computer? What does program output with input mean? What are computer requirements link in a network? Define essential properties of distributed operating system? Is a fable a true story? How do you change the color of your tabs on Firefox 4.0? How many columns of data can you sort using the Sort dialog box? Can Amazon's Kindle search the Web? What error do you get if you disconnect the data cable to your hard drive?