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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.
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#all type of memory
What is Thread? A thread, sometimes termed a lightweight process (LWP), is a fundamental unit of CPU utilization; this comprises a thread ID, a register set, a program counter
Advantages of Encapsulation You can also delay the resolution of the details until after the design. You can keep your code modular.
Explain Direct Memory Access. A modest enhances in hardware enables an IO device to transfer a block of information to or from memory without CPU intervention. This task needs
a. What is the meaning of user interaction? What are the dissimilar styles in which forms of interaction can be classified? Give one advantage, disadvantage and an example of every
The first part of the address in electronic mailbox identifies? The first part of address in E-Mail identifies the user's mail box.
What is write-back or copy-back protocol? For a write operation using this protocol during write-hit: the method is to update only the cache and to mark it as updated with an a
Q Write a menu driven program to perform subtraction in base 5 using r and (r-1) complement with necessary validations.
Why address bus is unidirectional and data bus is bidirectional? Ans) Because there is no require address transaction among processor and peripheral device but data bus is req
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