1. what is the difference between a physical address and a virtual address?
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Physical addresses refer to hardware addresses of physical memory. Virtual addresses refer to the virtual store viewed by the process. might be different, in which case virtual addresses must be mapped into physical addresses. ... processes don't use all of the 4GB of space.
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The MAC address (short for media access control address) is the worldwide unique hardware address of a single network adapter. The physical address is used to identify a device in computer networks. ... With Microsoft Windows, the MAC address is referred to as the physical address.
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To simplify: A domain name, is like the address of your home; web hosting on the other hand, is the space of your house where you place your furniture. Instead of street name and area code, set of words or/and numbers are used for the website's naming'.
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IP addresses on computer networks do not represent specific geographic locations. It is still theoretically possible, however, to determine the physical location of IP addresses in many (but not all) cases.
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Physical memory is RAM; Actually belongs to main memory. Logical address is the address generated by CPU. In paging,logical address is mapped into physical address with the help of page tables. Logical address contains page number and an offset address.
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Address Line 1 is for the street address. Address Line 2 is for the apartment, suite or space number (or any other designation not literally part of the physical address) If the apartment, suite, or space number is short, and the address is short, it can all be shown on one line.
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An internal IP address is specific to your home network whereas your external IP address is public-facing via your Internet router. Check out the diagram below for a simple illustration of what a typical home network looks like.
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An Internet Protocol, or IP, address is different than a domain name. The IP address is an actual set of numerical instructions. It communicates exact information about the address in a way that is useful to the computer but makes no sense to humans. The domain name functions as a link to the IP address.
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Logical Address is generated by CPU while a program is running. The logical address is virtual address as it does not exist physically, therefore, it is also known as Virtual Address. ... The hardware device called Memory-Management Unit is used for mapping logical address to its corresponding physical address.
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Ip Address is changeable while ethernet is not. Ethernet is also called as MAC address(Media Access Control). Ethernet is physical address while Ip is logical address. Well, to be pedantic: the knowledge of someone's MAC address can help someone hacking into a wireless network.
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In computing, a base address is an address serving as a reference point ("base") for other addresses. Related addresses can be accessed using an addressing scheme. Under the relative addressing scheme, to obtain an absolute address, the relevant base address is taken and offset (aka displacement) is added to it.
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Logical address is address generated by CPU during execution whereas Physical Address refers to location in memory unit(the one that is loaded into memory). Note that user deals with only logical address(Virtual address). The logical address undergoes translation by the MMU or address translation unit in particular.
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There are two types of addressing: relative addressing and absolute addressing. In absolute addressing, you specify the actual address (called the absolute address) of a memory location. ... Relative addressing is always in bytes and usually, you do not need to worry about addresses unless you are a programmer.
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Through logical address the system identify a network (source to destination). after identifying the network physical address is used to identify the host on that network. The port address is used to identify the particular application running on the destination machine.
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External and local IP addresses both serve the same purpose, the difference is scope. An external or public IP address is used across the entire Internet to locate computer systems and devices. A local or internal IP address is used inside a private network to locate the computers and devices connected to it.
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Physical Markets - Physical market is a set up where buyers can physically meet the sellers and purchase the desired merchandise from them in exchange of money. ... Non Physical Markets/Virtual markets - In such markets, buyers purchase goods and services through internet.
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The basic difference between the direct and indirect addressing mode is that in the direct mode, the memory location is directly specified. On the contrary, in the indirect addressing mode, the address of the main memory location is specified.