Question Detail Computer security can be increased by using ? FirewallAntivirusPasswordAll of above Answer: Option D Similar Questions : 1. WWW stands for ? Web World WideWhole World WebWhole Wide WebWorld Wide Web Answer: Option D 2. Which of following alphabet can not be part of a hexadecimal digit ? A LFE Answer: Option BExplanation:In hexadecimal number system we can use alphabets from A to F, i.e. A,B,C,D,E,F 3. The set of wires, which carry information in a controlled manner, is known as ? Public busSystem BusControl BusPrivate Bus Answer: Option B 4. Which among following is not a programming language ? PhpJavaIEEEPerl Answer: Option C 5. DPI means ? Dots processing InchDots per InchDiagram per InchDiagram processing Inch Answer: Option B Read more from - Computer Awareness Questions Answers - Set 2