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What are interrupts?
Interrupt: An interrupt is a hardware mechanism which enables an external device, classically input/output devices, to send a signal to the CPU. An interrupt signal requests the CPU to interrupt its present activities and attend to the interrupting devices requires. A CPU will check interrupts only after this has done the processing of one instruction and before this fetches a subsequent one.
Stack is a portion of RAM used for saving the content of Program Counter and common purpose registers. LIFO stacks, also called as "push down" stacks, are the conceptually easi
What are the different storage classes in C? Storage classes in C There are four storage classes in C: a. Automatic storage class: b. Register storage class: c
What is a Priority Interrupt? Ans: A priority interrupt is a type of interrupt that establishes a priority over the many sources to determine which condition is to be serviced
It is a 16 bit special function register in the 8085 microprocessor. It remains track of the next memory address of the instruction that is to be implemented once the implementatio
What is the prominence of RS232-C in serial communication? Name some application where you see its use. RS-232 stands for Recommend Standard number 232 and C is the latest re
Q. Determine the use of LOOP instruction? Program: This program prints the alphabets (A-Z) ; Register used: AX, CX, DX CODE SEGMENT ASSUME: CS: CODE. MAINP:
Objectives After going through this unit, you should be able to: Describe the diffrent criteria on which classification of parallel computers are based; Examine the
Differentiate between static and dynamic memory? The static RAM is simpler to use and has shorter read and write cycles. One of the main applications of static RAM is in execut
First-Order Logic : There's Reasoning, and then There's Reasoning As humans, we have always prided ourselves on our capability to think things by: to reason things out and c
How can we pass selection and parameter data to a report? There are three options for passing selection and parameter data to the report. Using SUBMIT...WITH Using a rep
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