Phase 2

Question 1

What command puts the VyOS router into configuration mode?

Answer 1

conf

Question 2

What command is used to create a new configuration setting in VyOS (assume you are in configuration mode)?

Answer 2

set

Question 3

What command is used to remove a configuration setting in VyOS (assume you are in configuration mode)?

Answer 3

del

Question 4

What command is used to display a configuration setting in VyOS (assume you are in configuration mode)?

Answer 4

show

Question 5

Match the following Regional Internet Registries to their respective regions.

ARIN-
LACNIC-
APNIC-
RIPE NCC-
AFRINIC-

Answer 5

– antarctica, canada, parts of the caribbean and USA
– most of the caribbean and all of latin america
– east asia, oceania, south asia, southeast asia
- europe, central asia, russia, and west asia
-Africa

Question 6

Since modern Windows systems have PowerShell preinstalled, it really is no longer necessary to know the command line interface.

Answer 6

False

Question 7

Many Linux commands will work in a Windows Command Shell by default

Answer 7

False

Question 8

Many Linux commands will work in Windows PowerShell by default.

Answer 8

True

Question 9

All PowerShell scripts can run by default in Windows 10.

Answer 9

False

Question 10

Most PowerShell commands can be piped into other commands.

Answer 10

true

Question 11

Using which combination of PowerShell commands can all the files in a directory have their filenames changed?

Answer 11

Get-ChildItem | Rename-Item

Question 12

Get-ChildItem is limited in that it cannot find Hidden Files.

Answer 12

False

Question 13

Get-ChildItem is limited in that it cannot search through sub-directories.

Answer 13

False

Question 14

What is the default file type for importing into an LDAP directory service?

Answer 14

ldif

Question 15

LDAP is only available in a Linux environment, while Active Directory is available in Windows.

Answer 15

False

Question 16

Why would the IDS/IPS devices use NICs in promiscuous mode without having assigned IP addresses?

Answer 16

Makes it harder for hackers to know they are present

Question 17

What does port mirroring do on a router?

Answer 17

Copies all traffic destined for one port onto a second port

Question 18

What is promiscuous mode for a NIC?

Answer 18

Allows the NIC to pull all traffic that comes across it, even if it isn’t the source or estination address

Question 19

What the Protocols to the following ports?

80-
443-
20,21-
25-
22-
53-

Answer 19

HTTP
HTTPS
FTP
SMTP
SSH
DNS

Question 20

What does the following iptables rule do?

iptables -A INPUT -s 13.14.0.0/16 -j DROP

Answer 20

Drop all incoming traffic on the 13.14.0.0/16 address range

Question 21

We have ran out of IPv4 addresses. Which technology allows us to minimize the use of public IP addresses in our network?

Answer 21

NAT

Question 22

What does Port Forwarding allow us to do?

Answer 22

Expose an internal IP/Port by redirecting external communication requests on one address and port combination to the internal IP/Port

Question 23

What is the name of the attack where an adversary relays communication between two parties who believe they are communicating with each other?

Answer 23

Man-in-the-middle

Question 24

What is ARP?

Answer 24

Mapping between MAC addresses and IP addresses

Question 25

Which of these is not an advantage of a proxy server?

Answer 25

Eliminates the need for routers

Question 26

If I need to ensure secure traffic between my remote workers and the internal corporate network, which would be the best solution?

Answer 26

VPN tunnel

Question 27

What is a DOS attack?

Answer 27

An attempt to overwhelm a resource to make it unavailable

Question 28

What is a /23 network in octets?

Answer 28

255.255.254.0

Question 29

What is 255.255.128.0 in CIDR notation?

Answer 29

/17

Question 30

Identify the network devices by their function

Hub-
Switch-
Router-

Answer 30

Hub – sends packets to all other devices attached
Switch– sends packets to devices using the hardware address of the device
Router– sends packets between computer networks

Question 31

What is Network Address Translation?

Answer 31

Manages internal (private) IP addresses and maps them to an external (Public) IP address and port

Question 32

Which of these holds configurations and other settings for applications in a Windows system?

Answer 32

Registry

Question 33

Which configuration tool can be used to force a safe boot in Windows?

Answer 33

msconfig

Question 34

Active Directory and LDAP can not be used on the same domain

Answer 34

False

Question 35

PowerShell can be used to administer local users and groups on a workstation remotely.

Answer 35

True

Question 36

Microsoft Accounts can be used to keep some applications in sync across devices.

Answer 36

True

Question 37

All Active Directory domains must act completely independently and cannot share information across domains.

Answer 37

False

Question 38

In which directory is the hosts file in a Windows 10 System?

Answer 38

\windows\system32\drivers\etc\

Question 39

Which two ports are standard for LDAP servers?

Answer 39

389, 636

Question 40

A non-privileged account is put into a Domain Admin GPO group inappropriately. Will the user acquire any administrative privileges?

Answer 40

Yes, if the Domain Admin Group allows administrative privileges not explicitly denied by the user’s other groups.

Question 41

I am partitioning a 1 Terabyte hard drive solely for Windows use.

Which file format would be the best option?

Answer 41

NTFS