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Each byte resides temporarily in a location in memory called?
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What is 16bite address line in memory location?
A 16-bit address line in a memory location refers to the capability of the address bus to access up to 65,536 unique memory addresses, which is calculated as 2^16. Each address corresponds to a distinct memory location, allowing a system with a 16-bit address line to directly access 64 KB of memory. This limitation is typical in older computer architectures and affects how much RAM can be utilized by the system.
How many memory location can be find in 16-bits?
In a 16-bit address space, there are (2^{16}) possible memory locations. This means there are 65,536 unique memory addresses available, ranging from 0 to 65,535. Each address corresponds to a distinct memory location that can hold data.
What are the Functions of the memory buffer register?
In other words, MAR holds the memory location of data that needs to be accessed. When reading from memory, data addressed by MAR is fed into the MDR (memory data register) and then used by the CPU. When writing to memory, the CPU writes data from MDR to the memory location whose address is stored in MAR. The Memory Address Register is half of a minimal interface between a microprogram and computer storage. The other half is a memory data register. Far more complex memory interfaces exist, but this is the least that can work.
How mar and mdr work?
MAR (Memory Address Register) holds the address of the memory location to be accessed or written to in the memory unit, whereas MDR (Memory Data Register) holds the actual data that is to be written to a memory location or data read from a memory location. MAR is used to specify the address, while MDR is used to temporarily store the data during memory operations.
What is an address in C plus plus programming?
An address in C or C++ is the location in memory of an object or function. An address is the contents of a pointer, as opposed to the contents of the memory location pointed to by the pointer.
What is meant by memory address?
A memory address is an identifier for a memory location, at which a computer program or a hardware device can store data and later retrieve it.
What is the difference between memory address and memory addressability?
A memory address is a specific location in a computer's memory where data is stored. Memory addressability refers to the maximum amount of memory that a computer system can access and use. In other words, memory addressability is the range of memory addresses that a computer can access, while a memory address is a specific location within that range.
How many address lines are needed to address each machine location in a 2048 X 4 memory chip?
It depends on how wide the data buses are on each chip, and how they're connected. If they're one byte wide, you could need over 256 million addresses, one for each byte. if they're wider, and connected to show an even wider combined data bus, it could be much less; around 32 million.
What is mean by address in operating system?
In an operating system, an address refers to a specific location in memory where data or instructions are stored. It can be either a physical address, which corresponds to a location in the actual hardware memory, or a logical address, which is used by programs to access memory resources. The operating system manages these addresses through mechanisms like virtual memory, allowing multiple processes to run simultaneously without interfering with each other's memory space. This abstraction helps in resource management, security, and efficient memory utilization.
How many memory cells or latches for holding 1 bit each that are implemented in SRAM with 24 address lines and 16 data lines?
In SRAM, each address line can access one unique memory cell, and with 24 address lines, you can address (2^{24}) unique memory locations. Since each memory location holds 1 bit and you have 16 data lines, you are able to read or write 16 bits simultaneously. Therefore, the total number of memory cells for holding 1 bit each is (2^{24} = 16,777,216) bits.
Why you need memory physical address and memory logical address?
Physical Address refers to Storage location on Physical Memory wheres Logical Addressing is used by Memory Managing Programs to refers addresses from Physical Memory and Virtual Memory.
