Networking Services – Shuffle Q/A 2

51. At the very lowest level, what data does a computer understand?

  • Media Access Control (MAC) addresses
  • IP (Internet Protocol) addresses
  • Binary numbers
  • Hexadecimal digits

52. Network Address Translation (NAT) is typically implemented with which of these hardware devices?

  • Hubs
  • Routers
  • Servers
  • Switches

53. During the name resolution process, which server does a local recursive server contact first?

  • Root name server
  • Top level domain (TLD) server
  • Caching name server
  • Authoritative name server

54. What port on a name server is used for User Datagram Protocol (UDP) name request packets?

  • 53
  • 80
  • 25
  • 22

55. Which address does the field in DHPOFFER specify?

  • The Gateway address
  • The Internet Protocol (IP) address
  • The Media Access Control (MAC) address
  • The Data Link Layer

56. What kind of proxy is used to prevent someone from accessing sites by inspecting what data is being requested, and then allowing or denying this request, depending on what site is being accessed?

  • A gateway proxy
  • A reverse proxy
  • An authentication proxy
  • A web proxy

57. What is the biggest difference between TCP and UDP?

  • TCP requires less overhead for DNS.
  • More traffic can be transmitted using UDP.
  • TCP is connectionless.
  • UDP is connectionless

Devendra Kumar

Project Management Apprentice at Google

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