1. Encoding or scrambling data for transmission across a network is known as
(A) Protection
(B) Detection
(C) Encryption
(D) Decryption

2. Which of the following is not an output device
(A) Printer
(B) Speaker
(C) Monitor
(D) Keyboard

3. Which of the following represents one billion characters
(A) Kilobyte
(B) Megabyte
(C) Gigabyte
(D) Terabyte

4. Which of the following is not open source software
(A) Internet Explorer
(B) Fedora Linux
(C) Open office
(D) Apache HTTP server

5. Which one of the following represents the binary equivalent of the decimal number 25
(A) 10101
(B) 01101
(C) 11001
(D) 11011

6. Which is an instant messenger that is used for chatting
(A) Altavista
(C) Microsoft Office
(D) Google Talk