Troubleshooting and the Future of Networking

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As an IT decision maker, you plan to satisfy business needs by using software as a service. Which options to you deploy?

Office 365

PaaS stands for

Platform as a Service

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

authoritative

The Linux and macOS program traceroute is known by a slightly different name on Windows. It's referred to as

not tracepath - lesson2 -

You need to find the Internet Protocol (IP) address for a website. Which command do you use on a Windows system?

nslookup

When shortening an Internet Protocol (IP) v6 address, which two rules are used? Check all that apply.

removing/replacing group 0

While in an interactive nslookup session, you'd use the * keyword

server

The first field of an Internet Control Message Protocol (ICMP) packet specifies the message type. Which choices represent message type examples? Check all that apply.

time exceeded/destination unreachable

The IPv6 lookback address is

00000000000000000000000001

Which addresses represent valid local loopback addresses? Check all

127.0.0.1 / z1

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

128

What size is an Internet Protocol (IP) v6 payload field?

16-bit

Unlike linux and Mac systems, on a Window system, the ping command sends how many echo requests?

4

Internet Protocol (IP) v6 addresses are written out in which format?

8 groups of 16 bits

One of Google's public DNS servers is 8.8.8.8. What is the other one?

8.8.4.4

How many zeros are found at the beginning of an Internet Protocol (IP) v6 address that correlate to a v4 address?

80

The IPV4 mapped address space within IPv6 always starts with * zeros

80

You would like to use the nslookup command in interactive mode. How is the mode accessed?

By providing the command with no options

An organization responsible for assigning individual domain names

DNS register

Which Internet protocol (IP) v6 field is identical in purpose to the TTL

Hop limit

A company runs sensitive technologies locally,

Hybrid

ICMP stands for

Internet Control Message Protocol

What is the name of the provision of service based around hardware virtualization?

cloud computing

For Internet Protocol (IP) v6 traffic to travel on an IP v4 network, which two technologies are used? Check all that apply.

datagrams / ipv6

When you send an echo request message

echo reply

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

error detection/ error recovery

With virtualization, a single physical machine, called a host, can run many individual virtual instances, called

guests

The equivalent of the TLL field

hop limit

When troubleshooting Domain Name System (DNS) problems, which helpful feature do public servers usually support?

icmp echo

IPv6 addresses beginning with FE80:: are used for

link local

Which two tool function similar to tracer-route?

mtr/pathping

You need to prove ownership of a domain name for an upcoming transfer to a new registrar. Which Domain Name System (DNS) record do you create to prove ownership?

not NS - digging vid -

Most public Domain Name Servers (DNS) are available globally through which technology?

not hosts file - video digging into dns - anycast

A tech uses the netcat tool on a linux system. Which has proper syntax?

not pc-80/ not nc google/ -video verifying connectivity -

A web developer requires an environment to perform application testing. Which cloud service type does the developer choose to use?

not software/not virtualization- cloud vid


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