1. Which interface is an entity that controls data transfer from external device, main memory and or CPU registers ?
CPU interface
I/O interface
Input interface
Output interface
Answer: Option B
2. Which among following determines the address of I/O interface ?
chip select
register select
both of above
none of above
Answer: Option C
3. A stack in a digital computer is a part of the ?
ALU
Memory unit
Conrtol Unit
Monitor
Answer: Option B
4. Which among following are used for printing big charts, drawings, maps and 3 dimensional illustrations specially for architectural and designing purposes ?
Mouse
Printers
Plotters
Speakers
Answer: Option C
5. One way to convert from decimal to hexadecimal is the ?