Answer:
The control unit of the CPU contains circuitry that uses electrical signals to direct the entire computer system to carry out stored program instructions.
Explanation: The control unit does not execute program instructions rather, it directs other parts of the system to do so.
Answer:
True is the correct Answer for the above question.
Explanation:
- Computer security is a security in which data of the computer is secured from the access of unauthorized users. It is primarily achieved to stop the access grant to the unauthorized user.
- It means that there is an authorization point which decides that the user is authorized or not. If the user is authorized then only he can enter the system otherwise he can not able to enter the system.
- It helps to secure the data and the data is the important point of the computer system.
- The question also states the same which is described above. Hence true is the correct answer.
299,792,458 metres per second
