A client's program can include a header file via the ____ statement.

You would write a(n) ________ letter to express your interest in working for a particular company even if a job opening has not been advertised

A) inquiry B) unambiguous C) indirect D) unsolicited

A user reports that some normally accessible external sites are not responding, but most other sites are responding normally. Which of the following is MOST likely the cause?

A. VLAN tag mismatch B. Wrong subnet mask C. Smurf attack D. Faulty routing rule