Answer:
The first HDD was created by IBM in 1956 and was the size of a refrigerator. The total storage capacity was 5 MB and only two heads were used to read the disks. The 1970s offered a hard disk drive in much smaller shells with the ability to store roughly 60 MB.
Please Mark Brainliest If This Helped!
Answer: Interrupt-driven program is defined as the program that permits to executes by stopping the execution of the currently running program.The completion of the program is indicated by the interrupt as a signal from assistant action .
Operating system is the system that carries out the functions and task of computer system.It has the major mechanism in which every alteration and changes are remarked such as state of hardware, event alteration, software component changes etc by the interrupt system.
Through interrupt system the operating system conducts new assignment and task for the compensation of changes that occurred in the system by halting the current working. Resources are invoked to fulfill the requirement of the work load.Thus, operating system can act in interrupt driven system's manner.
Answer:b)Reserve Room, Enter Contact Information, Enter Reservation Detail
Explanation: The use case is described as actors , actors goal, usage of use cases, units of scope and initial point and terminating point of use cases .
The situation mentioned in the question will take place for the reservation of the room through the instances in the form like filling the contact details for the identification , filling out reservation information as well for getting the knowledge about the room requirement by the person.
These details help in reaching out the particular person if required, number of days he wants to book the room,any extra facility he would like to have etc. After these detail filling activity the room can be reserved successfully.Thus , the most appropriate option is option (b).
Other options are incorrect because room reservation cannot be done without any formality as mentioned in the question and entering contact detail and reservation detail one by one.
Clocks maybe is the answer. I really don’t know
I think its A. an on-demand service that helps to access shared computing and storage resources from anywhere using an Internet connection
