Suggest a reason for the following. the statements are alltrue.
a) we should disable interrupts while hooking interrupt 8h. i.e. while placing its segment and offset in the interrupt vectortable.
b) we need not do this for interrupt 80h.
c) we need not do this when hooking interrupt 8h from insidethe interrupt handler of interrupt 80h.
d) if no eoi is sent from interrupt 9h and no chaining isdone, interrupt 8h still comes if the interrupt flag is on.

Acomputer is a multipurpose device that accepts input, processes data, stores data, and produces output, all according to a series of stored . the processing unit of most modern computers is a(n) . the instructions that tell a computer how to carry out a task are referred to as computer , which are distributed as software. computers run three main types of software: software, system software, and development tools. an example of system software is a computer system, which is essentially the master controller for all the activities that a digital device performs. digital devices are constructed using tiny electronic components that represent data bits as electrical signals. the system unit houses the system board, which contains several circuits made from semiconducting materials. computers come in three popular form factors: component, , and slate. many of today's digital devices operate on battery power supplied by ion batteries. battery life and lifespan can be extended by following good battery management practices.

Discuss the ways in which electronic information associated with payments is addressed in terms of security. include encryption, secure sockets layers, and secure electronic transactions in your discussion. are there any other ways that consumers and businesses can keep their payment information secure in an electronic commerce environment? do you feel that your information is safe when conducting electronic business? why or why not?

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