Express
Body-parser
Socket.io
All of the above
exports
expose
requires
None of the above
Global
Local
Local to Object
21
18
19
20
localName
index
previousSibling
Provides a means of dividing up tasks
Provides a means of reuse of program code
Provides a means of testing individual parts of the program
Writable
Duplex
Readable
zlib
https
dgram
OS Module
Path Module
Fs Module
Cors
URL
Is
list
cwd
formidable
fs
express
files
binary
buffer
crypto
ZLIB
static
node-static
http
punycode
os