a. netstat -a
b. route print
c. netstat -r
d. nbtstat
-r
b. route print
c. netstat -r
Which of the following Windows commands enables you to display NetBIOS over TCP/IP information?a. route
b. nbtstat
c. digd. netstat
b. nbtstat
What protocol is used by the ping command?
D. ICMP
Which of the following commands is used on a UNIX host to generate information about each router hop along the path from a source to a destination?
C. traceroute
Which of the following UNIX commands can be used to check FQDN-to-IP address resolution? (Choose three.)
C. nslookup
c. dig
d. host
Which of the following commands would you issue on a UNIX host to send five ICMP echo messages to a device with an IP address of 10.1.1.1?
B. ping -c 5 10.1.1.1
What command produced the following snippet of output?Click here to view code imageOUTPUT OMITTED...
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 62169
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;pearsonitcertification.com. IN A
;; ANSWER SECTION:
pearsonitcertification.com. 10800 IN A 64.28.85.25
a. traceroute -d pearsoni
tcertification.com
b. dig pearsonitcertification.com
c. netstat -a pearsonitcertification.com
d. nbtstat pearsonitcertification.com
b. dig pearsonitcertification.com
What command produced the following snippet of output?Click here to view code imageOUTPUT OMITTED...
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 16384
inet 127.0.0.1 netmask 0xff000000
inet6 ::1 prefixlen 128
inet6 fe80::1%lo0 prefixlen 64 scopeid 0x1
inet6 fd4e:f9d5:c34e:acd1:5a55:caff:fefa:1551 prefixlen 128
gif0: flags=8010<POINTOPOINT,MULTICAST> mtu 1280
stf0: flags=0<> mtu 1280
en0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
ether 58:55:ca:fa:15:51
inet6 fe80::5a55:caff:fefa:1551%en0 prefixlen 64 scopeid 0x4
inet 192.168.1.245 netmask 0xffffff00 broadcast 192.168.1.255
media: autoselect
status: active
OUTPUT OMITTED...
D. ifconfig
What is the "arp" command and what does it do?
Address Resolution Protocol (ARP) is used to see what layer 2 MAC addresses correspond to layer 3 IP addresses.
ARP can be used to statically add a MAC address to IP address mapping to a PC's ARP/MAC address lookup table, also known as ARP cache.
What command can be used to show IP address configuration parameters on a Windows PC and if the PC is using Dynamic Host Configuration Protocol (DHCP), this command can be used to release and renew a DHCP lease, which is often used for troubleshooting.
ipconfig
What command displays NetBios information for IP based networks? What represents the Netbois in the command name?
nbtstat
Netbios over TCP/IP which is called NBT or NetBT.
What command displays various information about IP based connections on a PC?
netstat
What command is used to resolve IP addresses to Fully Qualified Domain Names (FQDN)?
nslookup
This is one of the most commonly used command line commands used to check IP connectivity between two devices. What protocol and what layer is used to support this command?
ping
It used Internet Control Message Protocol (ICMP) which is a layer 4 (Transport layer) protocol.
How does one ping an IPV6 address?
ping-6
What command displays a PCs current IP routing table?
route
What troubleshooting command line pings every router hop from the source to the destination and reports the round-trip time for each router hop?
tracert
What is UNIX's dig command?
Similar to nslookup, it resolves FQDN to IP addresses.
How is the dig command different from nslookup?
The dig command has no interactive mode, it is strictly command-line.
What is a UNIX command that can be used to resolve FQDN to IP addresses, besides slookup and dig?
