A Design concept Refinement is a: (A) Top-down Approach (B) Complementary of Abstraction concept (C) Process of elaboration (D) All of the above

A Design concept Refinement is a: (A) Top-down Approach (B) Complementary of Abstraction concept (C) Process of elaboration (D) All of the above
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(D) All of the above
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Which of the following is a tool in design phase ? Abstraction Refinement Information Hiding All of Above

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Description : Which of the following is FALSE ? (A) The grammar S ⟶ aSb|bSa|SS|∈, where S is the only non-terminal symbol and ∈ is the null string, is ambiguous. (B) SLR is powerful than LALR. (C) An LL(1) parser is a top-down parser. (D) YACC tool is an LALR(1) parser generator.

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Last Answer : c. Projects are transient endeavours that bring about change to business-as-usual

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