問題一覧
1
In the OSI model, the layer 2 PDU is called
Frame
2
In the OSI model, the layer 2 PDU is called:
Bit
3
The application layer of the OSI model is also known as
Layer 7
4
Which of the following protocols reside(s) at the application layer of the OSI model? (Select all that apply)
HTTP, FTP and SMTP
5
what layer does a hub run on
Layer 1
6
What layer does a switch run on?
Layer 2
7
A switch can only communicate with network devices?
True
8
WAP runs on Layer 2?
Yes
9
WAP only communicates with network devices?
Yes
10
What layer does the Multilayer switch run on?
3
11
What Layer does a router run on?
3
12
A router can talk to local and non local network devices?
Yes
13
Firewalls can be placed on routers?
Yes
14
a firewall can be its own host
Yes
15
A firewall functions on on multi layer but mainly 2,3,4 and 7
Yes
16
Firewalls are the 2nd line of defense for a network...
No
17
INTRUSION DETECTION SYSTEMS (IDS) are designed to identify network or Packet breaches on a network?
No
18
What are the 3 standards of a IDS system?
Signature Anomaly Policy based
19
What does the Signature IDS based standard do
evaluate traffic known for Malware
20
What does IDS anomaly based do?
evaluate for suspicious network changes
21
What does IDS "policy" do
evaluate network traffic against a security policy
22
What is a host based detection system called?
HIDS
23
What does IPS stand for?
INTRUSION Prevention System
24
What does IPS do?
stop a breach or attack.
25
IPS is designed to perform an action to stop malicious activity?
Yes
26
where is the best place to set a IPS?
Between a router with a firewall
27
What does a VPN concentrater do?
allow secure VPN connections to a network.
28
What layers do VPN concentraters function on?
2, 3 and 7
29
What does PAN stand for?
Personal area network
30
What is a client?
A device used to access the network, No idea
31
What is a server?
No idea, A device that gives resources to anyone or anything on the network.
32
What is a Hub?
used to connect network devices together. , no clue
33
What is a WAP?
A device that allows wireless devices to connect a wired network.
34
What are WAPs also known as what?
WIRELESS HUBS
35
What is a switch?
A new aged HUB
36
Switch's can learn which devices are on which ports?
True
37
What's the main difference between a HUB and a SWITCH?
A hub sends data to everyone, A switch sends data to the person it's for.
38
What are switches also known as?
Smart Hubs?
39
What does a Router do?
It sends information from the internet to personal devices like computers, phones, and tablets.
40
What do most routers rely on?
IP addresses
41
What is Media?
Connects devices to a switch
42
Copper is cheap to use but it doesn't go far
True
43
What IS A WAN LINK?
physically connects 2 networks together