A DNS record <span>is responsible for resolving an IP to a domain name.
</span>The term DNS record denotes a database record, stored on DNS servers used to map a URL to an IP address.
The process is the following: the URL is entered and searched in the browser, that URL is forwarded to the DNS servers and then directed to the specific Web server<span>.</span>
Answer:
#program in Python
#read until user Enter an integer
while True:
#try block to check integer
try:
#read input from user
inp = int(input("Enter an integer: "))
#print input
print("The integer is: ",inp)
break
#if input is not integer
except ValueError:
#print message
print("Wrong: try again.")
Explanation:
In try block, read input from user.If the input is not integer the print a message in except block.Read the input until user enter an integer. When user enter an integer then print the integer and break the loop.
Output:
Enter an integer: acs
Wrong: try again.
Enter an integer: 4a
Wrong: try again.
Enter an integer: 2.2
Wrong: try again.
Enter an integer: 12
The integer is: 12
Answer:
so i research and found this,
Development is when findings of a research are utilized for the production of specific products including materials, systems and methods. Design and development of prototypes and processes are also part of this area. Engineering is utilization of these plans and research to produce commercial products.
