Answer: C) 32 KIPS Explanation: Instructions per second (IPS) is a measure of a computer's processor speed. CPU speed of a personal computer is 32 KIPS (Kilo Instructions per second).

Answer: D) All of the above Explanation: Magnetic disk is a kind of data storage device. Storage capacity of magnetic disk depends on  1. tracks per inch of surface 2. bits per inch of tracks 3. disk pack in disk surface   It can be shown as ::

Answer: B) Read instructions Explanation: Control Unit can perform the functions Interpret instructions, Execute instructions and Direct operations. But Reading instructions is not a function of the Control Unit.

Answer: B) ROM and RAM Explanation: The main memory is defined as the central storage in a computer. (noun) An example of the main memory is where programs and data are kept when the processor is actively using them.   The main storage region of a computer, to which the central processor has immediate or direct access is of two kinds. They are :: RAM -- Random Access Memory ROM -- Read Only Memory.