Answer:
the goal is to understand what users and applications the network will support.
Explanation:
A traditional network design approach is said to follow the structured systems of analysis as well design process that is similar to that which is used in building such applications. The main goal of the application developers is understand and study the needs of the users and also the application which the network will support.
Answer: C) spin-lock with test and set
Explanation:
In spinlock, when a thread locks a spinlock then it continuously retrying locking until it succeeds. Spinlock is the lock that cause thread and continuously check that whether the lock are available or not for synchronization.
So that is why spinlock is best synchronization solution as it is not allowing any another thread.
On the other hand, in mutex thread try to lock a mutex and then, it automatically go to sleep mode before locking and immediate allow another thread to run.
Answer:
d -A
Explanation:
The -S switch is used to use a fake source address, and it can mask your ip.
The -p switch is used to indicate which ports you want to scan, because then it searches for all open ports it searches for that one specifically
The -F switch is used as the quick scan mode, scanning the surface
The -A switch is used to check the operating system.
Answer:
Program for measurement in meters and then converts it into miles, feet, and inches:
#include<iostream.h>
#include<conio.h>
void main()
{ float meter, mile, feet, inches;
cout<<"enter meters";
cin>>meters";
feet=meter×3.2808;
mile= meter×0.000621371;
inches= meter×39.3701;
cout<<"Value of"<<meter<<"meter"<<"in feet is"<<feet<<"feet":
cout<<"Value of"<<meter<<"meter"<<"in mile is"<<mile<<"mile";
cout<<"Value of"<<meter<<"meter"<<"in inches is"<<inches<<"inches";
getch();
}
Answer:
The answer to this question is a. Event log
Explanation:
Event log in Windows is a comprehensive record of security,system and application notifications stored by the Windows and it is used by administrators to determine problems in the system and foretell issues that going to happen in future.
Operating system and the Apps use event logs to keep account of important software and hardware activity that administrator can use to correct issues with the operating system.
