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Transcript
CCNA 1 v3.0 Module 1 Review Which specialized equipment is used to make a physical connection to a network from a PC? (Choose two.) • • • • • Modem Router CD Rom network interface card ATM Switch 2 Connections to the Internet may use multiple protocols. What is a brief description that best defines a protocol. • a set of rules and conventions 3 When purchasing a NIC for a computer, which of the following factors need to be considered? (Choose three.) • • • • • • system bus brand of PC protocols web browser type of media use on the network operating system 4 Which of the following are functions of a web browser without the addition of plug-ins? (Choose three.) • • • • • • updates IRQ's requests information receives information displays flash animation displays Quicktime movies contacts web servers 5 What is the numeric base of hexadecimal numbers? • Base 16 6 Convert the decimal number 219 into its binary equivalent. • 11011011 7 Convert the decimal number 227 into its binary equivalent. • 11100011 8 Convert the hexadecimal number BD into its base 10 equivalent. • 189 9 Convert the hexadecimal number 0x42 into its base 10 equivalent. • 66 10 In an 8 bit binary number, what is the total number of combinations of the eight bits? • 256 11 What is a brief description of a network interface card? • expansion board inserted into a computer so that the computer can be connected to a network 12 What are two services that are considered to be "always on"? • DSL • cable modem 13 What are 3 requirements for an Internet connection? • Physical connection (a wire) • Logical connection (an IP address) • An application (Browser) 14 Which statements best describe the Internet physical layer connection? (Choose two.) • could utilize modem or NIC • connection using standard protocols • internet standard is TCP/IP • used to transfer data between PC and local network • interprets data and displays information 15 What will test the internal loopback of a node? • ping 127.0.0.1 16 What device connects a computer with a telephone line by providing modulation and demodulation of incoming and outgoing data? • modem 17 A grouping of eight binary digits which is also a single addressable storage location is called a _____? • byte 18 What are two popular web browsers? • Internet Explorer • Netscape Navigator 19 Which of the following interprets the data and displays the information in an understandable form for the user to see? • • • • • protocol stack remote devices logical connection application physical connection 20 Why were TCP/IP protocols developed? • To allow cooperating computers to share resources across a network. 21 If you perform a Boolean AND on the IP address 208.159.163.130 using the subnet mask of 255.255.255.192, what would the subnetwork address be? • 208.159.163.128 22 Convert the hexadecimal number 29 into its base 10 equivalent. Select the correct answer from the list below. • 41 23 Which of the following are valid hexadecimal numbers? (Choose three.) • • • • • • X35F DEF3 DH3F 1G45 453 1F35 24