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Cyber security > Phase 2 > Flashcards

Phase 2 Flashcards

1
Q

What command puts the VyOS router into configuration mode?

A

conf

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2
Q

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

A

set

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3
Q

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

A

del

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4
Q

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

A

show

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5
Q

Match the following Regional Internet Registries to their respective regions.

ARIN-
LACNIC-
APNIC-
RIPE NCC-
AFRINIC-

A

– 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

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6
Q

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

A

False

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7
Q

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

A

False

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8
Q

Many Linux commands will work in Windows PowerShell by default.

A

True

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9
Q

All PowerShell scripts can run by default in Windows 10.

A

False

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10
Q

Most PowerShell commands can be piped into other commands.

A

true

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11
Q

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

A

Get-ChildItem | Rename-Item

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12
Q

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

A

False

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13
Q

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

A

False

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14
Q

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

A

ldif

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15
Q

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

A

False

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16
Q

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

A

Makes it harder for hackers to know they are present

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17
Q

What does port mirroring do on a router?

A

Copies all traffic destined for one port onto a second port

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18
Q

What is promiscuous mode for a NIC?

A

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

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19
Q

What the Protocols to the following ports?

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

A

HTTP
HTTPS
FTP
SMTP
SSH
DNS

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20
Q

What does the following iptables rule do?

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

A

Drop all incoming traffic on the 13.14.0.0/16 address range

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21
Q

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

A

NAT

22
Q

What does Port Forwarding allow us to do?

A

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

23
Q

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

A

Man-in-the-middle

24
Q

What is ARP?

A

Mapping between MAC addresses and IP addresses

25
Q

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

A

Eliminates the need for routers

26
Q

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

A

VPN tunnel

27
Q

What is a DOS attack?

A

An attempt to overwhelm a resource to make it unavailable

28
Q

What is a /23 network in octets?

A

255.255.254.0

29
Q

What is 255.255.128.0 in CIDR notation?

A

/17

30
Q

Identify the network devices by their function

Hub-
Switch-
Router-

A

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

31
Q

What is Network Address Translation?

A

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

32
Q

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

A

Registry

33
Q

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

A

msconfig

34
Q

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

A

False

35
Q

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

A

True

36
Q

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

A

True

37
Q

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

A

False

38
Q

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

A

\windows\system32\drivers\etc\

39
Q

Which two ports are standard for LDAP servers?

A

389, 636

40
Q

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

A

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

41
Q

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

Which file format would be the best option?

A

NTFS

42
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Q
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45
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45
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46
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47
Q
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47
Q
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48
Q
A

Cyber security (7 decks)

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