Basics of Computer Hardware and Software

Which is the brain of computer?

• VDU

• CPU

• Memory

• RAM

Which among the following is/are input device(s)?

• OCR

• VDU

• Plotter

• Trackball

VDT is

• Video Display Terminal

• Visual Display Terminal

• Virtual Display Terminal

• Viral Display Terminal

Which of the following is a CPU register

• Program counter

• Memory Address Register

• Instruction Register

• All of these

Which of the following is volatile?

• RAM

• ROM

Which of the following is true with respect to speed?

• Cache memory>Register>Primary memory

• Register>Primary memory>Cache memory

• Cache memory>Primary memory>Register

• Register>Cache memory>Primary memory

Which is a very high speed memory placed in between RAM and CPU.

• Register

• ROM

• Cache memory

• SRAM

Which of the following translates high level language into machine language?

• Compiler

• Assembler

• Interpreter

• Operating system

Which of the following is used in banks to process large volumes of cheques?

• OMR

• OCR

• MICR

• Barcode scanner

Which of the following stores data and instructions permanently?

• Hard disk

• Floppy disk

• Magnetic disk

• All of the above