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Firewalls
While getting one firewall for the company's Intranet it should be well known that firewalls come in both hardware and software forms, and that even though all firewalls are programmed, they require proper configuration at the time of installation to suit the requirements of the company. While doing so a number of facts have to be taken into consideration.
The firewall vendors may be making tall claims about the success of the product in the world, but the purchaser must keep a number of issues ready before actually obtaining one for the company. The customer must be cautious that firewall security can be highly complex and that just simplicity cannot be a good measure for the performance, and finally that the firewall after installation requires proper configuration.
What is memory mapped I/O? When the I/O devices share the similar address space, the arrangement is known as memory mapped I/O.
Discuss the different techniques with which a file can be shared among different users. Several popular techniques with that a file can be shared among various users are: 1
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Classification of interrupts: 1. a) asynchronous external components or hardware malfunction 1.b)synchronous function of program state (for example over
#questi on.. How it works explain
Companding helps in reducing with respect to signal: (A) Interference (B) Signal overloading (C) Non linearity (D) Quantization noise
Define Programmable Logic array & Programmable Array Logic? Combinational ckt is implemented with ROM Do not care conditions become an address input. PLA is alike to ROM. PLA d
CISC (Complex Instruction Set Computer) CISC stands for Complex Instruction Set Computer. If the control unit having a number of micro-electronic circuitry to make a set of con
What is the use of urgent pointer in TCP segment? For accommodation out of band signaling, TCP permits the sender to identify data as urgent, implies that the receiving program
What is Arithmetic and Logic Unit Arithmetic and Logic Unit: The ALU is the 'core' of any processor. It implements all arithmetic operations (addition, multiplication, subtract
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