J277 - Programming Languages and Translators

Match the definition to the description: What is needed in order to translate assembly language to machine code?

• A compiler

• An assembler

• An interpreter

• A debugger

Write example code for a high-level language that adds two numbers.

• `int c = a + b;`

• `mov edx, DWORD PTR [rbp-0x4]`

• `0011001100100`

• `add eax, ebx`

If a program written in assembly language uses 400 lines of code, how many lines of machine code will there be?

• 100

• 200

• 400

• 800

Who first conceived the idea of a compiler?

• Ada Lovelace

• Alan Turing

• Grace Hopper

• John von Neumann

Machine code is specific to the _______.

• Operating System

• Central Processing Unit

• Programming Language

• Software Application

List one reason why high-level languages are more suitable for programmers than low-level languages.

• They are more difficult to debug

• They are easier to read/write

• They require more memory

• They are slower to execute

Why are translators necessary in programming?

• To convert machine code into high-level languages

• To convert high-level languages into machine code

• To convert assembly language into pseudocode

• To convert binary code into hexadecimal

Compare and contrast compilers to interpreters: Which one creates an executable file?

• Interpreter

• Compiler

• Both

• Neither

What is the difference between how humans and computers approach instructions?

• Humans require precise instructions, computers do not

• Computers can make assumptions, humans cannot

• Humans can make assumptions, computers require precise instructions

• Both require precise instructions

What language do computers understand?

• Assembly language

• High-level language

• Machine language

• Natural language