Quiz 18.1

DIRECTIONS: Read each question carefully. Then click on the dot next to the answer that most closely fits the question. Try to answer all questions on this quiz and when you are done, click on the grade me button at the bottom.

Coverage: Section 18.1

  1. What was the earliest operating system called?
NOS
TOS
DOS
VOS

  1. What do we a short integer that identifies a specific I/O device to be used with an input or output instruction?
port
peripheral
dip switch

  1. Which instruction moves data from an external device into the processor?
LOD
IN
OUT

  1. When data enters the processor from an external device, where does it often go?
directly into main memory
into the accumulator
into the MBR
into the adder

  1. What hardware sets parameters for external devices, acting sort of like a hardware configuration file.
dip switches
plug 'n' play
interoperability
flip-flops