Language Processors
In analyzing the compilation of PL/I program, the term "Lexical analysis" is associated with

creation of more optional matrix
use of macro processor to produce more optimal assembly code
recognition of basic syntactic constructs through reductions
recognition of basic elements and creation of uniform symbols

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Language Processors
Bug means

Documenting programs using an efficient documentation tool
A difficult syntax error in a program
All of these
A logical error in a program

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Language Processors
A self-relocating program is one which

consists of a program and relevant information for its relocation
cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation
All of these
can itself perform the relocation of its address-sensitive portions

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