U-2 - System Software II - IT SRCW

  A ___________for a programming language is a formal description of the syntax, or form, of programs and individual statements written in the language.

• grammar

• lexical

• syntax

• semantic

---are usually designed to recognize keywords, operators, and identifiers, as well as integers, floating-point numbers, character strings, and other similar items.

•    Scanners

• Grammar

• machine

• compiler

    Debugging facilities are easily provided by ___.

• machine

• interpreter.

• compiler

• loader

___________ is the process of rearrange to eliminate redundant load and store or operation

• Machine

• Comments

• Quadruples

• Compiler

P-code compiler is also known as

• BYTE CODE COMPILER

• CODE COMPILER

• BYTE COMPILER

• BYTE CODE COMPILER

p-code compiler,this intermediate forms is the machine language for a hypothetical machine,often called ___-machine.

• pseudo

• Interpreter

• language

• compiler

P-code object program can be executed on any machine that has p-code interpreter.

• True

• False

• Not so

• invalid

TRANSLATION AND EXECUTION USING A P-CODE COMPILER: - Then the p-code program is read and executed with the control of the -------- interpreters.

• compiler

• p-code

• p-compiler

• p-interpt

A ________ is a software tool that can be used to help in the task of compiler construction

• byte compiler

• pseudo

• p-code

• compiler-compilers

Providing notations,data structure and other facilities that can be used in writing of symatics routines are advantages of

• compiler-compilers

• p-code

• interpreter

• scanner