Question

answer the following questions:

1)ACK scans and NULL scans work only on UNIX and LINUX systems.(SELECT ONE):

a)true

b)false

2)Cross-site scripting attacks attempt to bypass the browsers security checks to gain elevated access privileges to sensitive data belonging to another site(SELECT ONE):

a)true

b)false.

3)Denial of service attacks target the confidentiality and integrity of a system or network.(SELECT ONE):

a)true

b)false

4)the wireless access point provides a connection to the network or service(SELECT ONE):

a)true

b)false

5)blocking ICMP packets may help prevent denial-of-service attacks.(SELECT ONE)

a)true

b)false

6)In a virus attack ,the victim machine is the source(SELECT ONE):

a)true

b)false

7)Which of the following devices sits between a client and a web server and communicates with the server on behalf of the client?(SELECT ONE):

a)proxy server

b)IDS

c)firewall d)DMZ

8)what is a DNS record that maps a domain name to a IP address(SELECT ONE):

a)pointer

b)host

c)Cname

d)Name server

9)how to remove a trojan from a system?(SELECT ONE):

a)purchase commercially available tools to remove the trojan.

b)reboot the system.

c)uninstall and reinstall all application.

d)search the internet for freeware removal tools