A bits 24 Which of the following statements is true about the IEEE 80211ac

A bits 24 which of the following statements is true

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A) bits 24) Which of the following statements is true about the IEEE 802.11ac protocol? D) It allows speeds of up to 1.3 Gbps. 25) ________ is a wireless protocol designed for transmitting data over short distances, replacing cables. C) Bluetooth 5
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26) Which of the following is a function of an ISP? B) It serves as a gateway to the Internet. 27) Which of the following is true of digital subscriber line signals? A) Digital subscriber line signals do not interfere with telephone signals. 28) ________ signals do not interfere with TV signals, even though they use the same lines. C) Cable 29) Which of the following is true about cable lines? C) They rely on high-capacity optical fiber cables and use their own protocols for data transmission. 30) A computer that supports 10/100/1000 Ethernet allows for 10, 100, or 1000 ________ per second. B) megabits 31) For communications equipment, k stands for ________. A) 1000 32) ________ has speeds that range between 500 Kbps and 1.7 Mbps. A) Wireless WAN 33) Which of the following is a sophisticated protocol that enables several devices to use the same frequency? A) Wireless WAN 34) The protocols used on the Internet are arranged according to a structure known as the ________ protocol architecture. D) TCP/IP 35) Which of the following protocols guarantees secure data transmission? C) https 36) Which of the following TCP/IP application-layer protocols is used for email transmissions? C) smtp 37) Which of the following TCP/IP application-layer protocols is used to move files over the Internet and to maintain Web sites? A) ftp 38) A(n) ________ is a number that identifies a particular device. B) IP address 39) The organization responsible for assigning public IP addresses is called ________. C) ICANN 40) Which of the following is the most common format for IP addresses? A) IPv4 41) A ________ is a worldwide-unique term that is affiliated with a public IP address. B) domain name 6
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42) The address bar reads "" when one visits the Web page of the luxury brand Baron & Olufsen. This information in the address bar is the ________ of the Web page. A) URL 43) Which of the following refers to the three tiers in the three-tier architecture? C) user, server, and database 44) The ________ tier of three-tier architecture consists of computers, phones, and other mobile devices that have browsers that request and process Web pages. A) user 45) ________ are programs that run on a server-tier computer and manage traffic by sending and receiving Web pages to and from clients. A) Web servers 46) ________ contains much metadata that can be used to validate the format and completeness of the document, but includes considerable overhead. D) XML 47) ________ is a standard for describing the services, inputs and outputs, and other data supported by a web service. A) WSDL 48) ________ contains little metadata and is preferred for transmitting volumes of data between servers and browsers.
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