LEC07: Binary Number System and IPv4 Addresses
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Questions and Answers

What is the most significant bit in a binary positional value table?

  • 32
  • 128 (correct)
  • 64
  • 16

    • What is the value of the binary number 11000000 in decimal?

  • 128
  • 192 (correct)
  • 160
  • 64

    • What is the purpose of the binary positional value table in converting a dotted decimal IPv4 address?

  • To calculate the decimal value of a binary number
  • To convert a binary number to decimal
  • To break down a dotted decimal IPv4 address into binary octets (correct)
  • To determine the most significant bit in a binary number

    • What is the step to convert a decimal number to binary in a binary positional value table?

    <p>Start in the 128 position and check if the decimal number is equal to or greater than 128</p> Signup and view all the answers

    What is the result of adding the positional values of the binary number 11000000?

    <p>128 + 64 + 0 + 0 + 0 + 0 + 0 + 0</p> Signup and view all the answers

    What is the decimal value of the binary number 10101000?

    <p>168</p> Signup and view all the answers

    How many binary octets are in a dotted decimal IPv4 address?

    <p>4</p> Signup and view all the answers

    What is the value of the binary number 00001010 in decimal?

    <p>10</p> Signup and view all the answers

    What is the primary function of hosts, servers, and network equipment using binary addressing?

    <p>To identify each other</p> Signup and view all the answers

    What is the total number of bits in a binary address?

    <p>32</p> Signup and view all the answers

    What is the term for the base of a system of numeration?

    <p>Radix</p> Signup and view all the answers

    What is the purpose of dotted decimal notation?

    <p>To make binary addresses easier to read</p> Signup and view all the answers

    What is the term for a digit's value depending on its position in a sequence of numbers?

    <p>Positional notation</p> Signup and view all the answers

    How many bits are in each octet of a binary address?

    <p>8</p> Signup and view all the answers

    What is the name of the notation system used by the decimal system?

    <p>Decimal positional notation</p> Signup and view all the answers

    What is the purpose of converting binary to dotted decimal notation?

    <p>To make addresses easier to read</p> Signup and view all the answers

    What is the first step in converting decimal 168 to binary?

    <p>Check if 168 is greater than 128</p> Signup and view all the answers

    Why do routers and computers only understand binary?

    <p>Because humans work in decimal and machines work in binary</p> Signup and view all the answers

    What is the purpose of understanding hexadecimal numbering system in networking?

    <p>To represent IPv6 addresses and MAC addresses</p> Signup and view all the answers

    What is the length of an IPv6 address in bits?

    <p>128 bits</p> Signup and view all the answers

    What is the advantage of using hexadecimal over binary?

    <p>It is easier to express a value as a single hexadecimal digit</p> Signup and view all the answers

    What happens when the decimal value becomes zero in decimal to binary conversion?

    <p>Stop the conversion process</p> Signup and view all the answers

    Why is it important to understand decimal and binary numbering systems?

    <p>For routers and computers to communicate</p> Signup and view all the answers

    What is the range of digits used in hexadecimal numbering system?

    <p>0 to 9 and letters A to F</p> Signup and view all the answers

    What is the total number of hexadecimal values in an IPv6 address?

    <p>32</p> Signup and view all the answers

    How many hexadecimal characters are represented by each X in the IPv6 address notation?

    <p>4</p> Signup and view all the answers

    What is the term for each four hexadecimal character group in an IPv6 address?

    <p>Hextet</p> Signup and view all the answers

    What is the first step in converting a decimal number to a hexadecimal value?

    <p>Convert the decimal number to 8-bit binary strings</p> Signup and view all the answers

    What is the purpose of dividing binary strings into groups of four in the decimal to hexadecimal conversion process?

    <p>To convert each group to a hexadecimal digit</p> Signup and view all the answers

    What is the result of converting 168 to hexadecimal using the three-step process?

    <p>A8</p> Signup and view all the answers

    What is the first step in converting a hexadecimal number to a decimal value?

    <p>Convert the hexadecimal number to a 4-bit binary string</p> Signup and view all the answers

    What is the result of converting D2 to decimal using the three-step process?

    <p>210</p> Signup and view all the answers

    What is the purpose of creating 8-bit binary groupings in the hexadecimal to decimal conversion process?

    <p>To convert each group to a decimal digit</p> Signup and view all the answers

    How many bits are represented by each hexadecimal digit in an IPv6 address?

    <p>4</p> Signup and view all the answers

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