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Discuss in detail Table management Techniques?
An Assembler uses the subsequent tables:
OPTAB: Operation Code Table consists of mnemonic operation code and machine language equivalent of this.
SYMTAB: Symbol Table keeps symbolic label, operand and their consequent machine.
LITTAB is a table of literals utilized in the program
For efficiency reasons SYMTAB should remain in main memory during passes I and II of the assembler. Table of literals is not accessed as frequently as SYMTAB; though this may be accessed sufficiently often to justify its presence in the memory. Only a part of LITTAB can be remained in memory, if memory is at a premium. OPTAB must be in memory during pass I.
recovery techniques
Efficiency The effectiveness of pipeline can be measured the same as the ratio of busy time span to total time span counting the idle time. Let c be clock period of a pipeline
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SMTP is a Protocol used for transferring message among end user & Mail Server.
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What is the difference between a subscript and an index in a table definition? Ans) A subscript is a working storage data definition item, typically a PIC (999) where a value mu
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