The Wi-Fi 802.11b standard can transmit up to:
a. 54 Mbps in the unlicensed 5-GHz frequency range and has an effective distance of 10 to 30 meters.
b. 11 Mbps in the unlicensed 2.4-GHz band and has an effective distance of 30 to 50 meters.
c. 54 Mbps in the 2.4-GHz range.
d. 722 Kbps in the 2.4-GHz range.
Answer: B
ITA
- Based on your reading of the examples in the chapter, what are the best business uses of RFID?
- In a RFID system, a(n) _____ is electronically programmed with information that can uniquely identify an item, such as an electronic code.
- The WiMax standard can transmit up to a distance of:
- Why are products built for 802.11b and 802.11g compatible?
- Ad-hoc mode is also known as:
- Bluetooth is the popular name for this IEEE standard:
- To deliver Internet content, I-mode uses:
- CDMA
- Wireless cellular phone systems are entering this generation of networks:
- A VPN:
- Which technology uses the Internet Protocol to deliver voice information in digital form using packet switching?
- The need in some cases for employees to have access to sexually explicit material on the Internet, such as medical researchers, suggests that:
- Instant messaging is a type of:
- What is a business value of RSS?
- What competitive force do intelligent agent shopping bots enhance?
- What technology allows people to have content pulled from Web sites and fed automatically to their computers?
- The paid sponsored links delivered with search results is a type of marketing referred to as:
- The open-source Web server that controls 70 percent of the market is:
- Together, a protocol prefix, a domain name, a directory path, and a document name, are called a:
- Web browser software requests Web pages from the Internet using which protocol?
- Which of the following services enables logging on to one computer system and working on another?
- The Internet is based on client/server technology in which:
- IPv6 is being developed in order to:
- In the domain name "http://myspace.blogging.com", what are the root, top-level, second-level, and third-level domains, respectively?