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Compare the memory devices RAM and ROM.
Ans. Comparison of Semi-conductor Memories RAM ands ROMThe advantages of ROM are:1. This is cheaper than RAM.2. This is non-volatile. Thus, the contents are not lost while power is switched off.3. This is available in larger sizes than RAM. '4. Contents these are always identified and can be easily tested.5. This does not need refreshing.6. There is no option of any accidental change into its contents.The advantages of RAM are:1. This can be replaced and updated.2. This can serve as temporary data storage.3. This does not need lead time (like in ROM) or programming time (like in PROM).4. This does not need any programming equipment
Explain the T Flip Flop? The toggle, or T, flip-flop is the bistable device that changes state on command from a common input terminal. Truth Table
Instruction Cycle The instruction cycle consists of a series of steps needed for the implementation of an instruction in a program. A typical instruction in a program is descri
Which scheduler selects processes from secondary storage device? Ans. Medium term scheduler selects processes from secondary storage device.
types of lock
Expain the working of associative memory
In a positive logic system, logic state 1 corresponds to ? Ans. For positive digital logic, we choose two voltages levels. Higher voltage shows logic 1 and a lower voltage sho
Modus ponens rule: In fact the general format for the modus ponens rule is as follows: like if we have a true sentence that states the proposition A implies proposition B and
Probelm : a) What is the purpose of "Jumps" in the 8051 Microcontroller? Describe three types of "Jumps". b) What is the purpose of a "call"? c) Differentiate between ROM
Define the term- encryption The user would then type in O P E and card purchase will be authorised. This extra protection is used as well as encryption. Some of the new syste
Assume that a graph has a minimum spanning tree already computed. How fastly can the minimum spanning tree be updated if a new vertex and incident edges are added to G? If the
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