Which one is used to initializes all components ?
Reset
Bus grant
Interrupt request
Clock
The external components are also known as peripherals and include_____________.
Input
Output
Storage devices
All of these
The types of information that can be displayed by output devices are ______________
Video
Text
Picture
_____________ keeps data permanently
Secondary memory
Primary memory
Both A and B
None of these
____________causes data on the data bus to be output to the addressed I/O port.
Memory write
Memory read
I/O write
I/O read
______________causes data from the addressed I/O port to be placed on the data bus.
The internal components are contained in the _____________
CPU
Which of the following is the part of a electronic circuit board?
Interface that allows connection of the controller to the system or I/O bus.
A set of data, command and status registers.
An interface that enables connection of the controller to the cable connecting the device to the computer.
_________ indicate that a components needs to gain control of the system bus.
Bus request
Transfer ACK
_____________ acknowledges that the pending interrupt has been recognised.
Interrupt ACK