A. Keyboard
B. Mouse
C. Card reader
D. All of these
A. Babbage
B. Bill Gates
C. Bill Clinton
D. Satya Nadella
A. Disk Operating System
B. Disk operating session
C. Digital Operating System
D. Digital Open system
A. Spam
B. Trash
C. Calibri
D. Courier
A. Bug
B. Vice
C. Lice
D. Worm
A. Boot
B. Bug
C. Biff
D. Strap
A. Computer
B. Microcomputer
C. Programmable
D. Sensor
A. Interpreter
B. Simulator
C. Compiler
D. Commander
A. Microprocessor
B. Disk controller
C. Serial interface
D. Modem
A. Which is used by one person only
B. Which is assigned one and only one task
C. Which uses one kind of software
D. Which is meant for application software
