The answers are /var/lib/dhcpd/dhcpd.leases & /var/lib/dhcpd/dhcpd6.leases
In order to look up ipv4 and ipv6 dhcp leases, The two files that should be viewed are /var/lib/dhcpd/dhcpd.leases & /var/lib/dhcpd/dhcpd6.leases
Answer:
for(i=0; i<4; i++)
{
for(j=0;j<6;j++)
{
A[ i ][ j ] = 2* i - 3*j;
}
}
Explanation:
In this loop for each i = 0,1,2,3 we fill the the corresponding column values. and then move to next i value i.e. row.
Answer:
The correct answer to the following question is Microwave ovens.
Explanation:
Because microwave ovens and the WIFI(Wireless Fidelity) both are operated at the same frequency that is 2.4 GHz.
It is not a magic, of course, logically explainable effects the radio waves. When the devices use WiFi signals to connect to the Internet then these signals are sent with the radio waves and despite all the advanced features of wireless interference can happen.
In terms of websites, there's a service called cloud flare which can prevent DDOS attacks in websites. Other applications you would have to look up. Hopefully this helps!