The American Standard Code for Information Interchange (ASCII) has 128 binary-coded characters. A certain computer generates data at 1,000,000 characters per second. For single error detection, an additional bit (parity bit) is added to the code of each character. What is the minimum bandwidth required to transmit this signal.

People with high self-esteem: accept their strengths and weaknesses. believe that failed experiences are failures of their whole self. feel good about who they are only when they reach total success. need positive external experiences to counteract negative feelings that constantly plague them.

This chapter lists many ways in which becoming computer literate is beneficial. think about what your life will be like once you’re started in your career. what areas of computing will be most important for you to understand? how would an understanding of computer hardware and software you in working from home, working with groups in other countries and contributing your talents.

Selective is defined as paying attention to messages that are consistent with one’s attitudes and beliefs and ignoring messages that are inconsistent.