1. address bus
2. unibus
3. direct memory access bus
4. data bus
direct memory access bus
1. data bus
2. input bus
3. DMA bus
4. output bus
DMA bus
1. One bit at a time
2. Faster method of trans-mission
3. LSB transferred first
4. Only one wire used
Faster method of trans-mission
1. vectored interrupt
2. non-maskable interrupt
3. maskable interrupt
4. low priority interrupt
maskable interrupt
1. vectored interrupt
2. maskable interrupt
3. non-maskable interrupt
4. designated interrupt
vectored interrupt
1. a colour output capability
2. speech processing capability
3. high speed printing capability
4. features to support offline and online tasks
features to support offline and online tasks
1. the chip that does some calculations for the computer
2. the computer on a chip
3. the chip that is responsible for data transfer
4. none of these
the computer on a chip
1. register’s length
2. size of internal data bus
3. size of external data bus
4. none of these
size of internal data bus
1. OR-operation
2. AND-operation
3. X-OR operation
4. none of these
X-OR operation
1. Mov immediate instruction using zero as immediate data
2. AND immediate instruction using zero as immediate data
3. XORing register with itself
4. none of these
XORing register with itself