Which device is used to play game on computer?
Joy stick
Scanner
Light pen
Micro phone
What controls almost all functions on a computer?
ALU
CPU
CU
PCU
Which of the following is used to scan pictures?
Speaker
Joystick
Plotter
Which one of the following is also known as system mode?
ROM
Modem
Motherboard
RAM
Who invented Abacus?
Indians
Chinese
Americans
Japan
Which of the following is the earliest calculating devices?
Abacus
Pascaline
Napier's Bones
Lebenitz Calculation
What is the use of keyboard?
Draw pictures and select objects
Input our work into the computer
Play games on the computer
All the above
What stores data and information temporarily?
Arithmetic and logic unit
Control unit
Memory unit
Power supply unit
Peripheral device of a computer is otherwise known as
Hardware
Software
Which is the earliest calculating devices?
