Merge pull request fool2fish#39 from eliasdiem/master

Answer 1.1.4

ch01/1.1/1.1.md

@@ -30,4 +30,24 @@ produces assembly language rather than machine language?
 #### Answer
 
 The compiler may produce an assembly-language program as its output, because
-assembly language is easier to produce as output and is easier to debug.
+assembly language is easier to produce as output and is easier to debug.
+
+### 1.1.4
+
+A compiler that translates a high-level language into another high-level
+language is called a *source-to-source* translator. What advantages are there to
+using C as a target language for a compiler?
+
+#### Answer
+
+For the C language there are many compilers available that compile to almost
+every hardware.
+
+### 1.1.5
+
+Describe some of the tasks that an assembler needs to perform.
+
+#### Answer
+
+It translates from the assembly language to machine code. This machine code is
+relocatable.