______ controls all the hardware operations.
Input
Output
Control unit
ALU
______ is a brain of any computer system.
CPU
Memory
_____ is a path way that allows for the data transfer.
Router
Bus
Cable
None
_____ are capable of performing arithmetic operation.
Register
_______ is a input device.
MICR
Monitor
Printer
Speaker
_______ is a predefined set of instructions.
Program
Hardware
Information
The floppy disks are usually _______ inches in size.
3.5
3.2
3.6
4.2
________ is the time delay between a request to an electronic system, and the access being completed or the requested data returned.
Access time
Cycle time
Latency
Both a & b
A _____ is a pointing device like a pen and is connected to monitor.
Light pen
OCR
Smart card
Joy stick
______ provides a visual display of data.
