C2.Week 6

When you send an echo request message with the ping program, a successful attempt will return a(n) ______ message.

• pong

• echo reply

• blank

• error

One of Google's public DNS servers is 8.8.8.8. The other one is ______.

• 0.0.0.0

• 255.255.255.255

• 8.8.4.4

The IPv6 loopback address is _____.

• 127.0.0.1

• 0000:0000:0000:0000:0000:0000:0000:0000

• 0000:0000:0000:0000:0000:0000:0000:0001

The IPV4 mapped address space within IPv6 always starts with _______ zeroes.

• 32

• 96

• 80

• 128

A Cyclical Redundancy Check (CRC) is an example of what type of built-in protocol mechanism? Check all that apply.

• (TTL) expiration

• Error detection

• Misconfiguration error

• Error recovery

Tech uses the Netcat tool on a Linux system. Of the choices, which has proper syntax?

• NC google.com 80

• NC google.com -z

• nc -v 80

• NC google.com

An Internet Protocol (IP) v6 address is how many bits in size?

• 256

• 64

• 128

• 32

When using the Netcat command to test a network port, which option will provide an output that is not useful for scripting, but is useful for the human eye?

• -v

• -z

• No option is required

• -Port

When registering a new domain name, either the registrar's servers or self-owned servers can be used as name servers. What function will the name servers provide for the domain?

• Authoritative

• Domain transfer

• Address reservation

• Error recovery

A company runs sensitive technologies locally while entrusting less-sensitive technologies to a broader user base. Which cloud delivery model is being used?

• Community

• Hybrid

• Private

• Public