Test Bank Questions and Answers for National Tutoring Association Chapter 3 Graded A+

Test Bank Questions and Answers for National Tutoring Association Chapter 3 Graded A+ Which protocol is found at the Internet layer of the Internet architecture and is responsible for translating Internet addresses to physical addresses? - Answers Address Resolution Protocol (ARP) Which of the following is true of Bluetooth? - Answers Bluetooth is not designed to replace wireless LAN technologies because its range is too limited. For one computer to communicate with another computer over a TCP/IP network, it must know the other computer's: - Answers Internet address. IPv6 addresses consist of: - Answers eight groups of four hexadecimal digits separated by colons. When troubleshooting connections, you should first check for basic connectivity by: - Answers pinging local IP addresses. Which of the following is typically true of mobile computing devices? - Answers Authentication mechanisms can be easily compromised. What is the term for a 16-bit integer value that identifies a communication channel to a specific user process? - Answers Port Which type of routing requires that routing information tables be built and updated manually? - Answers Static routing Which protocol is an interior routing protocol that maintains only the best route to a destination? - Answers Routing Information Protocol (RIP) The operating system's device driver, the corresponding network interface card and the physical connections are found at which layer of the Internet architecture? - Answers Network access What is the function of the transport layer of the Internet architecture? - Answers It accepts application-layer data and provides the flow of information between two hosts. Which of the following statements about mobile devices is true? - Answers Mobile devices rely on wireless network connections, usually forgoing the traditional wired connections completely. What is the name of the end point of a connection, which usually includes the TCP or UDP port used and the IP address? - Answers Socket Which of the following is true of a netbook? - Answers It is ideally suited for the cloud-computing model. What is the function of the application layer of the Internet architecture? - Answers It interacts with the transport-layer protocols to send or receive data. What is the term for a very compact personal computer that relies on a touch screen for input, generally uses a solid-state drive instead of a traditional hard disk, and relies on wireless or mobile networks for connectivity? - Answers Tablet Which of the following statements is true with regard to configuring a wireless network? - Answers You must install two different types of software: software to configure the wireless AP and software to configure each NIC. Which of the following can be used with the ping program to test local TCP/IP functionality? - Answers A loopback address What is the term for IPv4 addresses that are reserved for interal networks and cannot be used to access the Internet? - Answers Private IP addresses The tracert command: - Answers provides information about round-trip propagation time