Answer:
Operating system is the software that is used to control different hardware of computers and handle scheduled tasks.
It also handles the interrupts from some external devices, or from some software. The interrupts are handled through Interrupt service routine. When some external event occurs the following steps has been taken by OS to perform the operation
- In first step, an external event has been occurred, and request to the cpu to perform operation.
- This request invoke ISR (Interrupt service routine), to perform the operation.
- The interrupts are stored in stack on the priority basis.
- The CPU performs the operation on Interrupt as per request of ISR.
- After Completing operation, CPU return to its initial task.
Answer:
Positive online behaviour is the ability to develop positive, appropriate and constructive online relationships with peers, friends and families in a variety of mediums. It includes netiquette, appropriate contact and communication with others, and issues such as cyberbullying, problematic usage and unethical behaviour.
Answer: Metadata
Explanation: Metadata is a type of 'data' which summarizes or gives information about data. It is used for referencing data which can be very helpful while working with such data as it brings ease and provides understanding of the data. Metadata data harbors specific details about data files such as documents, web pages, videos, images, spreadsheets. It contains information such as author, date created, title or meaning of headers or shortened names, file size.
In the scenario above, author's name, subject and title created in the report properties are Metadata which contains basic information about her report.
Answer:
El correo, las notas y las agendas ahora están archivados en el mundo digital, ayudando a reducir la deforestación. Coches eléctricos: se está trabajando meticulosamente en reducir la contaminación que producen los vehículos, haciendo que cada vez sean más sostenibles.
Explanation:
