Troubleshooting and the Future of Networking
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