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what is assembler directivesum equ 200assembler directives are not instructions that will be implemented it easily informs the assembler that the
what is assembly languagea complete set of symbolic names and rules for the use of machines comprise a programming language usually referred to as an
what is index registerin index mode the effective address of the operand is formed by adding a constant value to the contents of a register the
what is a pointerthe register or memory location that having the address of an operand is known as a
define addressing modesthe dissimilar ways in which the location of an operand is specified in an instruction are referred to as addressing
what are condition code flagsthe processor keeps track of information about the results of several operations for use by subsequent conditional
what is branch targetas a result of branch instruction the processor fetches and implements the instruction at a new address called as branch target
what is branch instructionas a result of branch instruction is a type of instruction which loads a latest values into the program counter
what is big endian and little endian formatthe name big endian is used when lower byte addresses are used for the more important of the word the name
what is byte addressable memorythe assignment of successive addresses to successive byte locations in the memory is known as byte addressable
what is pipeliningthe overlapping of implementation of successive instructions is known as
write down the basic performance equationtnsrtprocessor timennoof instructionssno of stepsrclock
define clock ratethe clock rate is given by r1p where p is the length of single clock
what is processor time of a programthe periods during which the processor is active is known as processor time of a program it depends on the
what is elapsed time of computer systemthe total time to implement the total program is known as elapsed time it is affected by the speed of the
what is multiprogramming or multitaskingthe operating system manages the concurrent implementation of several application programs to make the best
discuss about os as system softwareos is a large program or actually a collection of routines that is used to control the sharing of and interaction
what is text editorit is used for entering and editing application programs the user of this program interactively implements command that permit
what is compilera system software program known as a compiler translates the high-level language program into a suitable machine language program
what is application software give exampleapplication programs are usually written in a high level programming language in which the programmer states
what is system software give an exampleit is a collection of program that are implemented as needed to perform functions such asi receiving and
compare single bus structure and multiple bus structurea system that having only one busie only one transfer at a time is known as a single bus
what is the use of buffer registerthe buffer register is used to avoid speed mismatch among the io device and the
define busa group of lines that serves as a connecting path for various devices is known as a
define interrupt and isran interrupt is a request from an io device for service by the processor the processor gives the requested service by