39. Fill in the blank: A DNS record that's used to redirect traffic from one domain name to another is known as a _______ record.
- CNAME
- SQA
- QUAD A
- NS
40. Which portion of a domain is known as the ‘www” portion?
- The Dynamic Host Configuration Protocol (DHCP)
- The subdomain
- The DNS Resolver
- The Top Level Domain (TLD) name
41. Which of the following requires a manually specified list of MAC addresses and corresponding IPs?
- Subnet mask
- Automatic allocation
- FQDN
- Fixed allocation
42. Network Address Translation (NAT) technology provides benefits for which of these network problems?
- Port Preservation
- Routable addresses
- Address exhaustion
- Assigning IPs to devices on the same network
43. What technique is used with Network Address Translation (NAT) when a source port chosen by a client is the same port used by a router?
- Forwarding
- Preservation
- Translation
- Masquerading
44. Which of these technologies uses encrypted tunnels to allow for a remote computer or network to act as if it's connected to a network that it's not actually physically connected to?
- Domain Name System (DNS)
- Dynamic Host Configuration Protocol (DHCP)
- User Datagram Protocol (UDP)
- Virtual Private Network (VPN)
45. What service acts on behalf of a client in order to access another service?
- Dynamic Host Configuration Protocol (DHCP)
- A Virtual Private Network (VPN)
- A proxy server
- Domain Name Systems (DNS)
46. Which of the following are benefits of the Domain Name System (DNS)? Select all that apply.
- It helps automate network configuration.
- It provides Network Address Translation (NAT).
- It assigns Internet Protocol (IP) addresses.
- It provides addresses that are easier for people to remember.
47. A video conferencing application isn't working due to a Domain Name System (DNS) port error. Which resource record requires modification to fix the issue?
- Host (A)
- Canonical name (CNAME)
- Text (TXT)
- Service record (SRV)
48. What is the non-profit organization that handles administration and definition of TLDs?
- DHCP
- CNAME
- FQDN
- ICANN
Shuffle Q/A 2
49. Which of the following allows hundreds of computers all to have their outbound traffic translated to a single IP?
- Rewriting
- Preservation
- One-to-many NAT
- Port forwarding
50. Fill in the blank: Most VPNs work by using the payload section of the _____ layer to carry an encrypted payload that contains an entire second set of packets.
- transport
- application
- network
- presentation