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

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

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

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

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

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

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

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

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

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