..... The answe is c hopes this helps make sure u give me a thanks :)
Answer:
The exec command by interpreter to start new process
Explanation:
On Unix systems, a call to the fork system must be made followed by a call to the e x e c system to begin a new process. The fork call clones the process that is currently running, while the executive call overlays a new process based on a different executable over the calling process.
It is seperate from Kernal because
It Read user commands or a script and execute them, generally turning them into one or more system calls. Is usual It is not part of the kernel since the command interpreter is subject to change.
Answer and Explanation:
DOS attacks refer to Denial of Service attack. It is a sort of digital attack where a programmer hacks the system of a framework and makes it inaccessible for the clients which results in intruding on the internet providers of the machine.
At the end of the day, access to online administrations is denied for the client. Any sort of system administration can be upset by DOS assaults be it either bank site or an online business site.
Following is one of the defense techniques against DOS attacks:
Using Routers and Firewalls - As switches have rate constraining and access control capacities, so they can be set up in a legitimate manner to stop basic ping assaults by permeating unessential conventions and can likewise stop invalid IP addresses. In any case, the main hindrance for utilizing switches is that they are usually ineffective against an increasingly advanced parodied assault and application-level assaults utilizing substantial IP addresses. Presently here comes the job of firewalls. Firewalls can ensure the system by dismissing all the traffic landing from aggressor's end. This insurance by firewalls depends on basic principles dependent on conventions, ports or the starting IP addresses.
Be that as it may, it is difficult to hinder some mind boggling assaults by these straightforward standards. For instance, if there is a progressing assault on port 80 (web administration), it is beyond the realm of imagination to expect to drop all approaching traffic on this port in light of the fact that doing so will keep the server from serving genuine traffic.
One detriment of firewall is that Firewalls can close down a particular stream related with an assault, however like switches, they can't perform hostile to ridiculing.
Answer:
Internetwork
Explanation:
Internetwork refers to the interconnection between the multiple networks of the computer through which the message could be exchanged with one another and in this, no hardware network is required. The other word of the internetwork is internet
Therefore in the question it is mentioned that you want to double the workstations i.e 50 to 100. Also, new peoples would be work in a distinct unit of business
So this situation represents the internetwork
public class Hello
{
public static void main( String [] args )
{
System.out.println( "Hello, world" );
System.exit( 0 );
}
}