Question
1) In the Transmission Control Protocol, what happens to bytes not acknowledged within a specified time period? They are dropped They are retransmitted An ICMP
1) In the Transmission Control Protocol, what happens to bytes not acknowledged within a specified time period?
They are dropped
They are retransmitted
An ICMP host unreachable message is sent
None of the above
2) Which of these is not true of IP?
Payload is of variable size, up to 65,535-bytes.
IPv4 has 32 bits of addressable space.
IPv6 has 128 bits of addressable space.
IP has guaranteed delivery.
3) Which of these is NOT a typical cloud service offering?
Software as a service (SaaS)
Platform as a service (PaaS)
Infrastructure as a Service (IaaS)
Authentication as a Service (AaaS)
4) All of the following are potentially advantages of cloud computing, EXCEPT:
Data stored in cloud reduces risk of data loss
Processing is done on server side, reducing need for local resources
High bandwidth communications are needed
Security templates can all be managed/deployed from a central site
5) Security hardening includes all of the following, EXCEPT:
Eliminating unnecessary services
Eliminating unnecessary users
Eliminating unnecessary network connections
Eliminating unnecessary security protections
6) What am I doing with the following commands in Linux:
> ifconfig wlan0 down
> ifconfig wlan0 hw ether 12:34:56:78:90:ab
> ifconfig wlan0 up
Making the wi-fi interface send out a TCP sequence
Checking the configuration of the wi-fi network
Causing a wi-fi denial of service attack
Changing the MAC address of my wi-fi network interface card
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