Can i convert my GSM handset to CDMA handset?

This cannot be done unless you change the hardware itself. CDMA and GSM are two different technologies used by the carriers and it's a difference in the hardware that makes it not possible for you to...

It depends if the phone is compatible with a gsm network if so it has to be unlocked

What is Salary of electronics&telecommunication BE Engineer?

As long as you can send/receive international messages, it's possible to send a sms/text message to a Korean cell phone. Usually this can be done by using 011-82-XX-and the rest of the number. XX =...

There are compatible with both GSM and CDMA. These phones are often called "quad-band" phones, because they can operate in four different bands.