Thursday, January 3, 2013

What are the functions of the multiple monitor on a stock trader desk? what is the difference?

Q. Why do they need so many monitors to view charts and stuff and what source are they looking at ( any particular software) ??

the keyboard seems different too, where can i buy those and how much to buy all the equipments ?

A. It's quicker to have multiple displays than it is to switch between views as the eye can move faster than the computer can redraw. There's a tremendous advantage to having the extra display space. Stock trading isn't the only profession where multiple screens are in demand.

The software is likely to be specific to the exchanges that they are trading on and there's likely to be several different programs running some developed in house and some perhaps even the traders own bag of tricks. In it's heyday, Wallstreet would have one well paid systems administrator between two or three traders so that technical issues would not impede the traders. In the past, the computers were Unix based scientific workstations such as Sun and SGI, hence the system administrator and therefore had slightly different keyboard layouts than a PC. These days PC's are used as scientific workstations with Linux providing all the functionality of Unix and Windows starting to be a reasonable OS, of course, they're not limited to the computers at their desk, those displays could easily be of programs running on a number of servers in a machine room.

What device can I buy to use my MAC and PC on the same monitor?
Q. My work computer is a PC, my home is a MAC and I have one flat panel monitor. Is there some kind of device that will allow me to toggle back and forth between the 2 so I don't have to keep plugging and unplugging between computers? If there is such a device, does it work well?

A. Another user beat me to the answer. Yes, there is a device that performs this task. It is called a KVM switch.

I have an old Belkin KVM switch which is analog and a different KVM switch from another manufacturer that allows dual digital, analog, or a combination. The mouse and keyboard are still analog on this switch, but it serves me well.

The only problem I have with current KVM switches is that they lack good support for mice and keyboards that are USB. For some reason the ones that are USB compatible actually give more headaches than they are worth. I've read stories that some users had to restart their computer or disconnect the mouse every time they switch machines just to get functionality. Not much bad reports about analog other than one complaint. Most KVM switches don't support special mice like logitech gaming mice such as the G7, G9, and trackball among others. They don't recognize the extra buttons all the time and the 3rd party software that interfaces with the mouse or keyboard is usually crippled so those extra special keys don't work every time.

Other than that quirk KVM switches are an excellent way to be productive while minimizing inconvenience of reconnecting devices or having dual of everything. At times where desk space is limited and monitors cost about half the price of the computer it is a wise purchase.

I've had my analog KVM switch for 8 years and the digital one for only 2 and I wouldn't have been able to multitask as much without them. Its a great way to repair a broken machine and have another one available to research problems that pop up. It is also great to have more than one Operating System available to perform specific tasks. After all, one computer can't do everything you want all at once.

Check out the KVM switch selection at Newegg.com for the lowest prices:
http://www.newegg.com/Store/SubCategory.aspx?SubCategory=143&name=KVM-Switches

Where can i download a free anti virus software for my new desk top?
Q. I read in a pc magazine about good anti virus/ spam downloads. I did not cut it out and now I am trying to remeber maybe you people can help me.

A. AVG Free version

http://free.grisoft.com/doc/28415/lng/us/tpl/v5




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