Typical examples of real-time systems include Air Traffic Control Systems, Networked Multimedia Systems, Command Control Systems etc.
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.
Answer:a)Local Database
Explanation: Local database is the type of the application database storage that is responsible for storing of the data locally in accordance with the application. It uses the SDF files for the processing and these files don't require much effort such as installing of any particular server for the database.They are considered as not highly secure databases.Therefore,the correct option is option(a).
Answer:
Try to restart the computer or something.
Explanation:
Answer:
We cannot access nodes in the linked list directly.
Explanation:
In linked list we cannot access nodes directly like arrays.In arrays we have index for the direct access to the element.So we have to iterate over the linked list and search for the node one by one.Since we are not using any recursion so we have to use loop to iterate over the linked list.
