When was abacus invented?

• 2400BC

• 300BC

• 2400CE

• 450CE

Who created the first computer?

• Gottfried von Leibniz

• Herman Hollerith

• Charles Watson Sr.

• Charles Babbage

Who was the first computer programmer?

• Mary Somerville

• Ada Lovelace

• Edward Bromhead

• Alan Turing

Who is considered the father of computer science?

• Alan Turing

• John Herschel

• Charles Babbage

• George Peacock

Who developed the first telephone?

• Antonio Meucci

• Alexander Graham Bell

• Elisha Gray

• Johann Philipp Reis

Who developed the first phone?

• Nokia

• Apple

• Motorola

• Samsung

Which was the first Android phone?

• Sony Xperia

• BlackBerry850

• HTC Dream

• Samsung GT-I7500 Galaxy

Which company made the first touchscreen smartphone?

• BlackBerry

• IBM

• Samsung

• Sony

First Waterproof phone-

• Apple iphone 4S

• Amazon Kindle

• Sony Xperia Z

• Samsung Galaxy

World's first phone to have voice command features-

• Sony Xperia

• Apple iPhone S4

• Samsung GT-I7500 Galaxy

• Dragon Dictate