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1. What prevents DHCP from assigning IP addresses that have been manually
assigned?
- ANSWER IP address exclusions
2. What determines the length of time a client can keep a DHCP address?
- ANSWER IP address lease duration
3. What sets the IP addresses of the routers interface on the local network
and enables traffic to be sent outside of LAN?
- ANSWER Default gateway
4. What sets the IP Addresses of the name lookup server and can use the
FQDN to find an ip address and vice versa?
- ANSWER DNS server which uses UDP port 53 (DNS client queries) and TCP
port 53 ( zone transfer of traffic between different DNS servers).
5. What feature assigns a specific IP address to a device with a specific MAC
address?
- ANSWER DHCP reservation
6. What command would you use to view all the DHCP information in
Windows and Linux? - ANSWER Ipconfig /all and ifconfig
, 7. When DNS server is looking up the ip address it is known as?
- ANSWER Forward lookup
8. What features creates a 169 IP address when the clients DHCP can not
reach the DHCP server?
- ANSWER Automatic private IP addressing (APIPA), Windows no DHCP
connection
9. When the DNS server is using the website name to find the IP address, it is
known as?
- ANSWER Reverse lookup
10.What is the structure of the DNS hierarchy - ANSWER
If a domain has subdomains, example education.local and second.education.local,
with multiple DNS servers, What is the DNS server for education.local called?
Authoritative server
11. Which type of resource record is used by a DNS to lookup IPV4 addresses.
- ANSWER A records
, 12. What is Windows Internet Name Service (WINS)?
- ANSWER WINs a centralized database that uses NetBIOS and is installed as a
backwards compatibility feature on Windows server 2012. it uses a flat naming
structure of instead of a hierarchical structure like DNS.
13. What network service creates unity between devices on time for
timestamps, active directory and other services and what port does it use?
- ANSWER Network Time Protocol (NTP), UDP port 123
14. What centralized network server database that contains objects about
users, groups ...?
- ANSWER Directory service (DS)
15. A communications protocol that defines how a client can access
information, perform operations, and share directory data on a server is ?
- ANSWER Lightweight Directory Access Protocol (LDAP), port 389
16. What ports do web servers (servers that use hyper text transfer protocol
(HTTP) and secure socket layer (HTTPS)) use?
- ANSWER TCP 80 and TCP 443
, 17. What do client web servers use DNS to resolve?
- ANSWER Fully Qualified Domain Name (FQDN)
to IP Addresses
18. What does Single Sign-On (SSO) mean?
- ANSWER Using a single identity store between different companies and
applications, also called identity federation.
19. What type of server is used to test out applications like Microsoft SQL
Server, MySQL and Oracle Database and usually serves a single purpose?
- ANSWER Application server
20. What protocol does Windows server use to make files and printers
available over the internet?
- ANSWER Server Message Block (SMB)
21. What type of server stores print jobs?
- ANSWER Print server
22. What is used to manage printing in Linux?
- ANSWER Common UNIX Printing System (CUPS)
23. Bring Your Own Device (BYOD)
- ANSWER Policy allows employees to use their personal mobile devices and
computers to access enterprise data and applications.
24. What two commands would you run in Powershell to share a folder in the
drive and map it on the clients side?