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Describe briefly how firewalls prevent network.
A firewall is only a program or hardware device which filters the information coming via the Internet connection within your private network or computer system. When an incoming packet of information is flagged through the filters, this is not allowed via the network.
A firewall provides a company tremendous control over how people employ the network.
Q. Explain about Instruction Register and Flags? The Instruction Register: It comprises the operation code (opcode) and addressing mode bits of the instruction. It assists in
Why do we need Registers? If t cpu is cycle time of CPU which is the time taken by CPU to execute a well-defined micro-operation employing registers and t mem is memory cycl
How call processing takes place? Fundamental Call Procedure: Fig. demonstrates a simplification diagram exemplifying how two telephone sets (as subscribers) are interconnecte
What are the characteristics of digital ICs used to compute their performance? Ans: Characteristics of Digital Integrated Circuits 1. Speed of operation: The Speed o
the counter shown Q2Q1Q0=000 The status of Q2Q1Q0 after the pulse
Direct inward dialling is used as a feature in? Direct inward dialling is utilized as a feature in EPABX.
Define the difference between static RAM and dynamic RAM? The RAM family comprises two important memory devices that are static RAM (SRAM) and dynamic RAM (DRAM). The main diff
Q Write a menu driven program to perform subtraction in base 5 using r and (r-1) complement with necessary validations.
I want to know...if there is a program available in C code using data structure for online movie booking system
Q. What is Bus arbitration? In this technique, I/O interface first needs to control bus and only after that it can request for an interrupt. In this technique because only one
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