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what is the semiconductor memory chipa semiconductor memory chip comprises a large number of cells organized into an array and the logic necessary to
elaborate the memory devices - semiconductor memoryall of the memory used as main store in a modern computer is applied as semiconductors
differentiate between asynchronous and synchronous types of serial communicationserial data communication uses two fundamental types asynchronous
how is eisa bus different from isa busextended industry standard architecture eisa is a 32 bit modification to isa bus as computers became larger and
what is a pci bus discuss its aspects and usageperipheral component interconnect pci this bus was developed by intel and introduced in 1993 it is
what are its advantages how is segmentation implemented in typical microprocessorsthe first benefit that memory segmentation has is that only 16 bit
explain segmentation segment memory addressing divides memory into many segments each of these segments can be considered as a linear memory space
what is a co-processor what is its use in a typical microprocessor based system8087 ndp numerical data processor is also called math co-processor
explain the role of a bus arbiter in a multiprocessor configurationbus arbiter which functions to resolve priority between bus masters and allows
define the public and extrn directives- assembler directivespublic and extrn directives are very significant to modular programming public used to
determine the define byte - assembler directivesdb define byte db directive defines a byte-type variable ie a variable that occupies one byte of
what is segment - assembler directivessegment this directive defines to assembler the start of a segment with name segment-name segment name
describe the assume - assembler directives assume this directive would be used to map the segment register names with memory addresses syntax is
determine the salient features of a parallel programmable interface 8255 24 io lines in 3 8-bit port groups - a b c a b can be 8-bit input or output
elucidate the purpose of gdtr if the microprocessor sends linear address 00200000h to paging mechanism which paging directory entry and which page
what are program invisible registers global and local descriptor tables are found in memory system in order to specify and access the address of
what is edo rama minor modification to the structure of the dram changes the device into an edo extended data output dram device in edo memory any
write about tsrtpa also holds tsr terminate and stay resident programs which remain in memory in an active state until activated by a hot-key
define emsthe area at location c8000h-dfffffh is often free oropen this area is used for the expanded memory system in a xt or pc system or for the
what is xmsmemory system is divided into 3 main parts tpa transient program area system area and xms extended memory system type of microprocessor in
state about agpthe latest addition to many computer systems is the inclusion of accelerated graphics port agp agp operates at the bus clock frequency
what is usbusb universal serial bus is intended to connect peripheral devices like mouse keyboards modems and sound cards to microprocessor through a
comparison between motorola processors and intel processors intelamd processors are really about the same thing they run the same software and
super scalar architecture pentium microprocessor is organized with three execution units one executes floating-point instructions and other two
state the protected mode interrupt in protected mode interrupts have exactly same assignments just like in real mode though the interrupt vector