A) Babylonians
B) Greeks
C) Egyptians
D) Chinese

A) To perform arithmetic operations
B) To store data
C) To process information
D) To calculate astronomical positions

A) Abacus (specifically, the Soroban)
B) Napier’s Bones
C) Calculating Clock
D) Pascaline

A) Virtual computer
B) Analogue computer
C) Hybrid
D) Digital

A) Processes data in discrete values
B) Processes data in discrete values
C) Has infinite precision
D) Uses vacuum tubes
E) Uses continuous signals

A) Hybrid computer
B) Supercomputer
C) Microcomputer
D) Mainframe computer

A) High speed
B) Flexibility in processing
C) Low cost
D) Flexibility in processing
E) Increased accuracy

A) To control the cursor
B) To store data permanently
C) To display output on the screen
D) To input text and commands
E) To input text and commands

A) Trackpad
B) Laser mouse
C) Optical mouse
D) Mechanical mouse

A) To capture images and text
B) To store data temporarily
C) To input audio signals
D) To print documents