计算机文化1

• 010500 ASCII （美国信息交换标准代码：American Standard Code for
and Information Interchange ）
Unicode (广义二进制编码的十进制交换码：
are used to Extended Binary Coded Decimal Interchange Code）
Chapter 1: Computers and Digital Basics
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4
FastPoll True/False Questions Answer A for True and B for False
• 010900 A compiler converts source code to object code. A
Chapter 1: Computers and Digital Basics
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Question
• 012100 Computers and the digital revolution have changed our lives in many fundamental ways. If you were on the front lines of the digital revolution when computers were first developed to break codes（破解密码） and calculate missile trajectories（计算导弹轨迹）, you were most likely living in what time period?计算机和数字化革命已经在许多基本方
• 010400 A bit is a binary digit, such as a 1 or 0. A
Chapter 1: Computers and Digital Basics
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3
FastPoll True/False Questions Answer A for True and B for False
represent character data. A
• 010600 A megabyte(MB) is 1024 bits. B
• 010700 Microprocessors are a type of integrated circuit. A
• 010800 C, COBOL, and Java are examples of programming languages. A
• 011200 A dictionary attack is a virus that
hides out in the spelling checker for your
word processing software./字典攻击是一种隐百度文库在字处理软件
.B Chapter的1拼: C写o检m查pu器te中rs的a病n毒d Dig收ita集l B好a密si码cs可能包含的字符串，然后通过各种5方式组合。即
Chapter 1
Computers and Digital Basics
Computer Concepts 2013
Chapter Contents
• Section A: All Things Digital 一切皆数字化 • Section B: Digital Devices 数字设备 • Section C: Digital Data Representation 数字数据表示 • Section D: Digital Processing 数字处理 • Section E: Password Security 密码安全
Chapter 1: Computers and Digital Basics
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FastPoll True/False Questions Answer A for True and B for False
• 010100 Cloud computing characterized the first phase of the digital revolution. B
面改变了我们的生活。如果你在电脑最初被开发用破解密码和计算导弹轨迹的数字革命的最前线，你是最有可能生活在什么时间段？
– A. World War I
– B. The Roaring Twenties 咆哮的20年代
– C. World War II
– D. The 1960s
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The Digital Revolution
• The digital revolution is an ongoing process of social, political, and economic change brought about by digital technology, such as computers and the Internet. /数字革命是一个由诸如计算机和互联网等数字化技术所带来的社会、政
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Section A: All Things Digital
• The Digital Revolution 数字革命 • Data Processing 数据处理 • Personal Computing 个人计算 • Network Computing 网络计算 • Cloud Computing 云计算 • Digital Society 数字社会
• 010200 A computer’s operating system is a type of application software. B
• 010300 Microcontrollers are special purpose microprocessors that can be embedded in devices such as refrigerators, cars, and washing machines. A
• 011000 The list of codes for a microprocessor’s instruction set is called machine language. A
• 011100 A microprocessor holds data in the interpreter register./微处理器把数据保存在解释（翻译）寄存器中. B