Language Processors
Job Control Language (JCL) statements are Used to

Read the input from the slow-speed card reader to the high-speed magnetic disk
All of these
Allocate the CPU to a job
Specify, to the operating system, the beginning and end of a job in a batch

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Language Processors
Assembler is

a program that accepts a program written in a high level language and produces an object program
is a program that appears to execute a source program as if it were machine language
a program that automate the translation of assembly language into machine language
a program that places programs into memory and prepares them for execution

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Language Processors
An Interpreter is

a program that automate the translation of assembly language into machine language
a program that places programs into memory and prepares them for execution
program that accepts a program written in a high level language and produces an object program
is a program that appears to execute a source program as if it were machine language

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Language Processors
The advantage(s) of incorporating the macro processor into pass 1 is/ are:

more flexibility is available to the programmer in which he/she may use all the features of the assembler in conjunction with macros
All of these
many functions do not have to be implemented twice
Functions are combined and it is not necessary to create intermediate files as output from the macro processor and input to the assembler

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