WorksheetsGeneral Networking
Total questions: 12
Worksheet time: 7mins
At which OSI Layer IPSec works?
Layer 2
Layer 7
Layer 3
Layer 4
Which protocol does IKE used?
UDP 500
TCP 500
Proto 50
UDP 4500
TCP 4500
At which layer does the SSL VPN Operate?
Layer 6
Layer 3
Layer 7
Layer 4
During which general type of attack does someone who should not be able to get access attempt to get to your resources?
Access
Modification and repudiation
Denial-of-service
Interception
What is the purpose of layer 5 in the OSI model?
Does error checking during data flow
Starts, maintains and ends the communication channel
Formats data for other layer
None of the above
The VPN can't create a trusted connection on a system which is not trusted?
True
False
Which of the following is most likely to send spam emails from your computer?
Trojan
Worm
Virus
Spyware
In an IP packet header, the ____ describes the length of the header in 32-bit words and is a 4-bit value.
Internet header length
fragment offset
total length
header checksum
What is the most effective security approach for a stateless packet filter?
Deny all except specified hosts
Allow all except specified hosts
Allow access to only specified destination servers
Deny access to all destinations except specified servers
What is the real definition of Audit Logs?
A step-by-step record by which accounting data can be traced to their source
It is a application which is used to connect network
It is computer
A ________-level proxy provides protection at the session layer of OSI.
Application
Circuit
Proxy
Server
_______________ is an error-checking procedure performed in the trailer section of an IP packet.
CRC
ACK
FQDN
FIN
