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

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

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

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

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

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

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

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

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

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