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instruction execution is performed in cpu registers although before we define process of instruction execution lets first give details on registers
q describe memory and memory unitinput devices can fetch instructions or data only sequentially though a program may or may not be executed
q how can data and instructions are put into the computersthe data and instructions to a computer are provided by external environment it determines
q how are the instructions executed and interpretedall computers have a unit which performs arithmetic and logical functions this unit is called as
lets answer our second question first all computers have a unit which performs arithmetic and logical functions this unit is called as arithmetic and
q what is data in computersin modern digital computers data is signified in binary form by employing two symbols 0 and 1 these are known as binary
the major task of a computer is to carry out instruction execution the key questions that can be asked in this respect are a how are the instructions
von neumann architecture was first majoranticipated structure for general-purpose computer however before consideringmain components of von neumann
the use of information technology it is well known it has turn into a must for survival of all business houses with growing information technology
a friend has promised to log in at a particular time however he needs to be contacted as soon as he logs in the shell script checks after every
q what are the limitations of a cyclotron limitations i maintaining a consistent magnetic field over a large area of the dees is difficultii at high
q what is the future of hyper threadingcurrent pentium 4 based mpus employ hyper-threading however next-generation cores conroe merom and woodcrest
hyper-threading works by duplicating those parts of processor which store architectural state but not duplicating main execution resources this
q show the features of hyper-threadingthe significant characteristics of hyper threading arei improved response time and reaction as well as
hyper-threading officially known as hyper-threading technology htt is intels trademark for their functioning of simultaneous multithreading
in order to support ia-32 itanium can switch in 32-bit mode with special jump escape instructions ia-32 instructions have been mapped to itaniums
in a raw itanium a processor abstraction layer pal is incorporated in system when its booted pal is loaded in the cpu and provides a low-level
q instruction set for ia - 64 architectureinstruction set architecture gives instructions for multimedia operations as well as floating point
q registers used in ia-64 architecture registers the ia-64 architecture comprises a very generous set of registers it has an 82-bit floating point as
ia-64 intel architecture-64 is a 64-bit processor architecture created in cooperation by hewlett-packard and intel applied by processors like itanium
q advantages of using clusters parallel and distributed applications decreased turnaround time balanced loads utilization of more powerful hosts
primary objectivesdetails of load sharing facility resource management software lsfrms are better resource utilisation by routing task to most
q general use of cluster computinga general use of cluster computing is to balance traffic load on high-traffic web sites in web operation a web page
a distributed workstation cluster must be viewed like single computing resource and not as a group of particular workstations details of cluster
the idea of clustering is defined as use of multiple computers naturally multiple storage devices pcs or unix workstations and their interconnections