Who told you it had no USB ports? Of course it has USB ports. The iMac has 4 USB ports, 1 Firewire port, 1 Thunderbolt port (2 on the 27" iMac), 1 Ethernet port.
The 2011 iMac does not come with a 3.0 USB port. It has four 2.0 USB ports. The new 2012 iMac does have four 3.0 ports.
All Macs have several USB ports. The iMac, for example, has some on the back and one at each end of the keyboard.
Most motherboards come with at least six USB ports..
Plug the flash drive into one of the iMac USB ports. An icon will appear on the desktop. Right click the icon and then click open. If it does not appear on the desktop open finder and look for the flash drive on the far left under devices. Click it and it will open.
iPads do have usb ports. You just have to buy an adapter
This Panasonic Toughbook has 3 USB ports.
There is no minimum or required number for USB ports on a laptop. Depending on the age and design of the laptop, it could be anywhere from zero to ten. I have seen only 2 USB ports on older laptops, most of the new ones atleast have 4 USB ports. Netbooks(10" & 11") have not more than 2 USB ports. If in anycase you need more USB ports, you could buy an USB hub for as less as 10$, which will add 4 more ports to your laptop.
Apple's original 1998 iMacs were the first computers to solely use USB ports and the popularity of the computer expanded the market for USB peripherals. USB ports remain a feature of all Macs to this day day.
You will have to purchase a USB card reader. They are very inexpensive and can be bought anyplace that sells computer accessories.
The original iMac was released in 1998. It was made by Apple Computers, and was the first computer Apple ever made which used the concept of art. It came with revolutionary USB ports and came in lots of different colours. Apple have been making iMac's ever since, with the latest one having a 27 inch Monitor.
NoYou can open the computer up and remove the USB ports.
The Atom N270 laptop has three USB 2.0 ports.