Answer:(1) To manage the computer's resources, which includes central processing unit, memory, disk drives, and printers, (2) To establish a user interface
(3)To execute and provide services for applications software.
The old mainframe computers have
(1) low memory sizes
(2) slower connectivity speed
(3) Larger sizer
(4) low sophistication.
Explanation: Operating system is a system software that manages the computer resources,helps to establish user interface and it helps to provide services for application softwares.
Operating system software includes WINDOWS X,WINDOWS 7,WINDOWS 8,LINUX,etc.
Mainframe computers are computers used by large multinational companies for processing bulk data. Old mainframe computers were produced by IBM(INTERNATIONAL BUSINESS MACHINE) in the year 1952 they are classed two scientific and commercial mainframe computers with different information although they had some incompatibilities. Old mainframe computers are large in size with low processing speed, sophistication and storage compared to present day system.
Answer:
camera operators
directors of photography
Explanation:
Cinematography is simply the art of taking photos and being in charge of cameras in the process of film-making.
There are alternative names for a cinematographer and they include camera operators and directors of photography
Answer:
HP PC Hardware Diagnostics UEFI
Explanation:
The 3-in-1 HP PC Hardware Diagnostics UEFI USB Key helps the client distinguish potential software, hardware, and Operating System issues. Both older and newer HP Desktop and Laptop PCs come with this tool installed. By default, it operates outside the OS to detach equipment issues from other system issues. In the event you do not have it pre-installed, you can get it from the official HP site.