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CS/IS 197 Homework #2

Module 1 – Unit 4, 5, 6

Unit 4 – System Setup

  1. What is BIOS?
  2. What is UEFI and what does it provide support for?
  3. What does Secure Boot prevent and how does it do that?
  4. When is upgrading firmware worth doing?
  5. What does the acronym POST stand for?
  6. List the 4 main boot managers and the OS they are used in.
  7. Which 3 file systems do windows servers support?
  8. Which file system do most Linux distributions use?

Unit 5 – Server Operating Systems

  1. What is the first job in specifying a new server?
  2. What two things do you need to consider when deciding where to put a new server?
  3. What are the four editions of Server 2012?
  4. What are the two main implementations of UNIX?
  5. What are the three best known distributions of Linux?
  6. What is the first step in specifying or upgrading server hardware?
  7. What is meant by an unattended installation?
  8. What is the advantage of using disk imaging software to clone an installation of Windows?
  9. What tool should be run before imaging a disk for cloning?
  10. Are 32-bit and 64-bit drivers compatible?
  11. What is the name of the utility you use to manage devices in Windows?
  12. When is virtual memory used?

Unit 6 – Troubleshooting Procedures

  1. What are the 8 steps in CompTIA’s Server+ troubleshooting model?
  2. What is the difference between “open” questions and “closed” questions?
  3. What should you do if you cannot solve a problem yourself?
  4. What are the three typical solutions to any problem?
  5. What is root cause analysis?
  6. Why is it a good idea to document troubleshooting into a ticket system?

Module 2 – Unit 1, 2, 3

Unit 1 – Ethernet

  1. Describe UTP cable.
  2. Where is CAT6A cabling mostly deployed?
  3. How is a crossover cable created and what were they used for?
  4. Describe the main differences between SMF and MMF.
  5. What is the maximum network speed of Fast Ethernet?
  6. Describe the difference between a hub and a switch.
  7. What are the 2 major applications of 10G Ethernet?
  8. What is PXE?
  9. What is network port bonding and why would you use this in a server?
  10. What is the first thing to do if you think there is a hardware problem in a network?

Unit 2 – Internet Protocol

  1. What is TCP and why is it used by most applications?
  2. What is UDP and when is it used?
  3. What 2 pieces of information does an IP address provide?
  4. What is a subnet mask used for?
  5. List the 2 things that must be entered when configuring TCP/IP manually.
  6. What happens if you do not configure a default gateway?
  7. What is the purpose of DNS servers?
  8. What is DHCP and what is it used for?
  9. What happens when a computer is configured to use a DHCP server but cannot contact one?
  10. If your computer has a private IP address, what 2 ways can it get Internet access?
  11. What does ipconfig display, when used without any switches?
  12. True or False: You can use ipconfig to determine whether the adapter has been correctly configured.
  13. What is the UNIX and Linux command that provides output similar to Windows’ ipconfig?
  14. What is the ping utility used for?
  15. Which protocol does ping use?
  16. What two messages are commonly received when a ping is unsuccessful?
  17. What might happen if 2 systems end up with the same IP address?
  18. What are the 2 main parts that an IPV6 address is divided into?
  19. What are link-local addresses used for in IPV6?
  20. In hex notation, what do link local addresses start with?

Unit 3 – Routers and Firewalls

  1. What are the 2 main functions of a router?
  2. What IP address conversion does a router do when using NAT?
  3. What 2 commands can you use to investigate the local host’s OS route table?
  4. What are tracert and traceroute used for?
  5. What is one of the critical functions of the transport layer?
  6. Why is TCP described as connection-oriented?
  7. What applications is UDP suitable for?
  8. What can the netstat command be used for?
  9. Describe a network zone.
  10. What is a firewall?
  11. What are the 3 main private and public zones?
  12. What isthe idea of a DMZ?
  13. When should you place servers in a DMZ?
  14. List the 2 ways that DMZs are implemented.
  15. What is the principle of least access?
  16. What happens when a firewall or ACL misconfiguration blocks packets that are supposed to be allowed through?
  17. Why is it more serious when a firewall is badly configured, such that packets may be allowed through that should have been blocked?
  18. What are VLANs?
  19. What should you do when you run into a connectivity problem that does not seem to have any sort of hardware or cable cause and the hosts’ IP configurations seem correct?