A broken link can happen if a site administrator moves, renames, or deletes a web page and does not correct the link to that page.

You want to test the local loopback IPv6 address. Which address would you use?

a. 127.0.0.1 b. ::1 c. FE80::/10 d. ::0

This code returns a reference to an object. It should compile, but something is wrong. What is wrong?

Foo& someFunction(int i) { Foo f; f.doSomethingIncredible(i); return f; } a. It returns a reference to a local variable that is destroyed (goes out of scope) when the function exits b. Variable i should be passed by pointer c. You cannot return a variable by reference