Safety computer basics

Charles Babbage invented…

• ENIAC
• EDVAC
• MARK I
• Analytical Engine

Name the electronic component used in first generation computer?

• Transistors
• vacuum tubes
• large scale integrated circuits
• small scale integrated circuits

Programmed computers to see and hear and react to other sensory stimuli is

• robotics
• expert system
• neural networks
• natural language

Micro computer is also called as

• mini computer
• super computer
• personal computer
• main frame computer

Which is used to accept data and instructions from the outside world and supply is to computer?

• ALU
• Input unit
• Output unit
• Control unit

The example for an output device is

• Printer
• scanner
• light pen
• micro phone

What is the use of 25 pin parallel port?

• To connect mouse
• To connect scanner
• To connect keyboard
• To connect the printer

An example for an internal hardware of a computer is

• Printer
• SMPS
• monitor
• scanner

Which is used to plug external device at the back of a computer?

• slot
• port
• socket
• Interface

The fullform of ALU is

• Artificial Logic Unit
• Arithmetic Local Unit
• Arithmetic Logic Unit
• Adding and Loading Unit