Answer:
Option 4 is the correct answer to the above question.
Explanation:
In the Linux operating system, The etc folder is listed on the root directory. When any user wants to go in the root directory of the Linux operating system from anywhere, then he needs to follow the command of the name of the folder where he wants to go with the '/' symbols. The above question states that the user wants to go to the etc folder of the root directory, then he needs to press the command '/etc' with the help of cd command because cd command is used to open any folder. So the option 4 is the correct, while the other is not because--
- Option 1 states about cd which gives the error.
- Option 2 states about cd /home/mary/etc which take the user to the etc folder which is in the mary folder.
- Option 3 states about the cd etc which is used to take the user on the etc folder which is in the current folder.
- Option 5 states about the cd\etc which gives the error.
Answer:
Web designer
Explanation:
A Web designer is someone who knows about some programming languages like HTML, CSS or JavaScript, but in website development, there are two main areas, in this case, Front-End and Back-End.
A web designer uses Front-End because it only elaborates on the system's view and all about the view for the users.
Answer:
false negative
Explanation:
A false negative is a dangerous state in which the IDS (Intrusion Detection System) assumes the activity as acceptable in which the activity is actually an attack occurred on the system.
That means, the Intrusion Detection System has failed to catch the attack. This is the most dangerous state, as the systems were compromised and the network or cyber security people were unable to find the attack.
More generally, there are two types of Intrusion Detection Systems ( IDS ). Network based IDSs ( NIDS ) and Host based IDSs ( HIDS ).
