Showing posts with the label System Programming

Discuss in detail Table Management Techniques?

Answer: An Assembler used the following tables: OPTAB: Operation Code Contains mnemonic operation code and its machine language equivalent. SYMTAB: Symbol Table maintains symbolic label, operand and their corresponding machine. LITTAB: is a table…
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Define: (1) Formal Language Grammars, (2) Terminal Symbols, (3) Alphabet and String.

Answer: 1.       A Formal Language Grammar is a set of formation rules that describe which strings formed from the alphabet of a formal language are syntactically valid, within the language. A grammar only addresses the location and manipulation o…
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What is Parsing? Write down the drawback of top-down parsing of backtracking.

Answer: Parsing is the process of analyzing a text, made of a sequence of tokens, to determine its grammatical structure with respect to a given formal grammar. Parsing is also known as syntactic analysis and parser is used for analyzing a text. T…
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Give the schematic of Interpretation of HLL Program and execution of a machine language program by the CPU.

Answer:   The CPU used a program counter (PC) to note the address of next instruction to be executed. This instruction is subjected to the instruction execution cycle consisting of the following steps: 1.       Fetch the instruction. 2.       De…
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Objective-type questions System Software and Operating System - Part-08 | 10 Question and Answer

Question: Recognition of basic syntactic constructs through reductions, this task is performed by A.     Lexical analysis B.      Syntax analysis C.     Semantic analysis D.     Structure analysis Answer: B. Syntax analysis     Question: A grammar…
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Give the difference between multiprogramming and multiprocessing

Answer: A Multiprocessing System is a computer hardware configuration that includes more than one independent processing unit. The term multiprocessing is generally used to refer to large computer hardware complexes found in major scientific or co…
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Objective-type questions System Software and Operating System - Part-07 | 10 Question and Answer

Question: Resolution of externally defined symbol is performed by A.     Linker B.      Loader C.     Compiler D.     Editor Answer: A. Linker     Question: Relocatable programs A.     Cannot be used with fixed partitions B.      Can be loaded alm…
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