Computers

posted by .

1.State the name of the removable disk which was invented in 1962.
2.Who invented the removable disk?

  • Computers -

    See http://www-03.ibm.com/ibm/history/exhibits/storage/storage_1311.html

    Please avoid duplicate posts of the same question

  • Computers -

    If you need them for anything, I have Fortran programs for propeller design on punched cards in metal trays in the attic :)

  • Computers -

    I wonder if card readers are still available?

  • Computers -

    Not that I know of. I made copies on one of the last machines at MIT.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. pleaseeee....it's urgent!

    1.State the name of the removable disk which was invented in 1962. 2.Who invented the removable disk?
  2. calculus please help!

    Which of the following functions f has a removable discontinuity at a?
  3. physics

    A force of 100 N is applied tangentially to a disk of radius 10 cm and mass 0.5 kg. the disk is initially at rest. What is the angular acceleration of the disk?
  4. Pre Cal

    which of the following best describes the behavior of thre function f(x)=(x^2-2x)/(x^2-4) at the values not in its domain?
  5. Physics

    A solid cylindrical disk has a radius of 0.18 m. It is mounted to an axle that is perpendicular to the circular end of the disk at its center. When a 40-N force is applied tangentially to the disk, perpendicular to the radius, the …
  6. ap calculus

    Find the discontinuities of f(x)= ((x^2)+5x+6)/((x^2)-4)and categorize them as removable or non removable.
  7. Physics 1

    The hard disk in a laptop computer contains a small disk that rotates at a rate of 5000 rpm. If this disk has a radius of 2.3 cm, what is the centripetal acceleration of a point at the edge of the disk?
  8. Physics 1

    The hard disk in a laptop computer contains a small disk that rotates at a rate of 5000 rpm. If this disk has a radius of 2.3 cm, what is the centripetal acceleration of a point at the edge of the disk?
  9. Pre-Calc

    I really need to understand wha tmakes a graph have these discontinuities 1)Removable 2)Non-Removable and how to tell them in a function
  10. physcis

    Disk 1 (of inertia m) slides with speed 2.0 m/s across a low-friction surface and collides with disk 2 (of inertia 2m) originally at rest. Disk 1 is observed to turn from its original line of motion by an angle of 15 ∘, while …

More Similar Questions