Answer:
nslookup ifconfig.
Explanation:
The nslookup is used a number of times by network admins to troubleshoot DNS related problems. In addition, this command finds IP addresses and name servers of hosts. This utility command queries the DNS database tables from every host in a network. It then determines the host name and issues an IP. It sort of converts your domain name into an IP addresses. This command combined with ifconfig finds the correct DNS servers and assigns the correct DNS server IP.
Answer:
a simple IF statement using Regex
Explanation:
In any coding language, a good control procedure for this would be a simple IF statement using Regex. In the IF statement you can grab the account code and compare it to a regular expression that represents the correct format. IF the account code is in the correct format (matches the regular expression), then you go ahead and save the account code for use. Otherwise, you would output an error and ask for another account code. This will prevent the program from trying to use an account code that is not valid.
Answer:
Following is the algorithm to interchange the value of two variable x and y.
step 1:Read the two integer x and y.
step 2 :t=x
Step 3: x=y
step 4: y=t
The minimum number of assignment to do this is 3
Explanation:
After reading two integer x & y, create a variable "t" of integer type.
with the help of variable "t", we can swap the value of variable x and y.
It requires 3 assignment to interchange the value.
Answer:
- Create partitions on each hard disk drives.
- Mount the partition created on each hard drive so they are accessible by the the operating system.
- Format the partitions created with a filesystem recognized by Linux.
Explanation:
Having purchased the two new SCSI hard disk drives with the controller cards for each and installed them properly, before using them for data storage and retrieval he must first use the fdisk command to create one or more partitions on each of the hard disk drives then mount any partitions created on the two hard drives so that they are accessible by the operating system before then proceeding to format any partitions created with a valid filesystem recognized by Linux.
Answer:
Great!
Explanation:
I use mobile phone and i use it as exmergency phone
