Which of the following correctly describes the transition diagram in the context of a DFA? A) A directed graph with nodes representing states B) A linear representation of states C) A tree structure D) A circular structure

A) A directed graph with nodes representing states

True or False: In a DFA, a string is accepted if the final state reached after processing the string is not in the set of accepting states.

False. A string is accepted if the final state reached is in the set of accepting states.

The input to an assembler program is called the ______.

Source program

Riddle: I translate high-level languages into machine code, ensuring no errors escape. What am I?

A compiler

What is the primary function of a preprocessor in a language processing system?

To produce input for compilers by performing tasks like macro processing and file inclusion.

Fill in the blank: The process of placing programs into memory and preparing them for execution is done by a ______.

Loader

Which of the following is NOT a function of a translator? A) Translating programs from one language to another B) Error detection C) Executing the program D) Providing diagnostic messages

C) Executing the program

True or False: An interpreter translates a source program into machine language and executes it in a single step.

False. An interpreter translates the source program and executes it one statement at a time.

The lexical analyzer operates by reading characters from an input buffer to discover ______.

Tokens

Riddle: I can make changes to your program while it's running and help you find errors, but my execution speed is slow. What am I?

An interpreter