11 Questions
What is the fundamental difference between GSM and CDMA cellular systems?
GSM uses TDMA while CDMA uses code division multiple access
Which of the following is a key advantage of 4G networks over 3G networks?
All of the above
Which cellular standard is more widely used globally?
GSM
What is the typical range of transmission speeds for 3G networks?
144 Kbps to 2 Mbps
Which of the following is a key difference between GSM and CDMA cellular systems?
GSM uses SIM cards while CDMA does not
Which of the following is true about Wi-Fi (802.11) technology?
It is used for wireless LAN and wireless internet access via access points
What is the main purpose of Bluetooth technology?
To create small Personal Area Networks (PAN) for linking up to 8 devices
What is the main characteristic of WiMax (IEEE Standard 802.16)?
It provides a wireless access range of up to 31 miles and transmission speeds up to 75 Mbps
What is the primary function of RFID (Radio Frequency Identification) technology?
To identify and track items using tags and readers that transmit data over a network
What is the main difference between active and passive RFID tags?
Active RFID tags have batteries and can be rewritten, while passive tags are powered by radio frequency energy
What is the primary function of wireless sensor networks (WSNs)?
To provide measurements of environmental conditions over large spaces using interconnected wireless devices
Test your knowledge on cellular systems, wireless computer networks, RFID, and wireless sensor networks. Explore topics such as GSM, CDMA, TDMA, SIM cards, and international roaming.
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