Aptitude Reasoning English GK Computer Knowledge Programming Skill Banking Software Testing

Question

The amount of time required to read a block of data from a disk into memory is
composed of seek time, rotational latency, and transfer time. Rotational latency
refers to

  • the time its takes for the platter to make a full rotation
  • the time it takes for the read-write head to move into position over the
    appropriate track
  • the time it takes for the platter to rotate the correct sector under the head
  • none of the above