________ are software systems that make using computers more convenient or users, application developers and system administrators.

a) Operating systems
b) Applications
c) GUIs
d) None of the above.


a) Operating systems

Computer Science & Information Technology

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________ never changes even if you move or rename the object

a. The distinguished name b. The relative distinguished name c. The user principal name d. The GUID

Computer Science & Information Technology

Broadband LANs pose their own special troubleshooting scenarios, since multiple channels are operating simultaneously.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Case-Based Critical Thinking Questions ? Case 3-2 Susan is in charge of the inventory reports for her company.  She will need to find specific inventory items as well as project increases in inventory costs.  To get ready she will create a worksheet and use the Microsoft Excel 2016 Analysis tools. ? ? Susan uses VLOOKUP to retrieve the return value from a vertical lookup table.  When she enters the VLOOKUP function, specifying the lookup value and other criteria, the lookup value cannot be found.  It displays ______ error value in the cell.

A. ##### B. #Value C. #N/A D. Value not found

Computer Science & Information Technology

What professional level security certification did the "International Information Systems Security Certification Consortium" (ISC2) develop?

A. Security+ B. OSSTMM Professional Security Tester (OPST) C. Certified Information Systems Security Professional (CISSP) D. Certified Ethical Hacker (CEH)

Computer Science & Information Technology