Incorrect data can lead to unexpected program execution results. Data entry errors can be reduced by only accepting valid input, e.g., if a number must be entered, alphabetic characters are ignored. After data validation, error messages can be prompted to the user, requiring him to enter the data again.
Answer:
D
Explanation:
pecialisation - departments focus on one area of work. productivity - specialism means that staff are skilled in the tasks they do. accountability - there are clear lines of management. clarity - employees understand their own and others' roles.
Answer:
Ping the interface using the cmd or terminal
Explanation:
Answer:
You can setup firewall rules with for example iptables on Linux. The rules should block source addresses of private IP ranges such as 192.168.*.* and 10.*. *. * etc. Check private IP ranges for full list.
It will however not guarantee prevention of IP spoofing in general as its not possible to prevent such attacks. Its the responsibility of ISPs. But the question asked for private IP spoofing and then the above works.
