The reverse lookup file maps IP addresses to hostnames by using a special domain name that ends in __________
a. DNS
b. Com
c. in-addr.arpa
d. local
C. The name contains the octets of the network portion of the IP address in reverse sequence.
You might also like to view...
introduced an example of an equity trading system that handles purchases and sales of stocks and shares. Two possible cyberattacks that might affect this system are (1) an unauthorised user places malicious orders to move prices and (2) an intrusion that corrupts the database of transactions that have taken place. For each of these cyberattacks, identify resistance, recognition and recovery strategies that might be used.
What will be an ideal response?
Although computers electronically process data, new advancements in ________ enable computers to learn processes and think for themselves
A) computer systems B) hardware C) artificial intelligence D) software
Uninstaller utility software removes __________________. Select all that apply.
A. temporary files B. programs C. applications D. offline web pages
A member of the admins group reports being unable to modify the "changes" file on a server.The permissions on the file are as follows:Permissions User Group File --rwxrw-r--+ Admins Admins changesBased on the output above, which of the following BEST explains why the user is unable to modify the "changes" file?
A. The SELinux mode on the server is set to "enforcing." B. The SELinux mode on the server is set to "permissive." C. An FACL has been added to the permissions for the file. D. The admins group does not have adequate permissions to access the file.