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Intro (Chapter 1)

Introduction to Computers and Java

QuestionAnswer
1.1 __________ is the physical aspect of the computer that can be seen. Hardware
1.2 __________ is the brain of a computer. CPU
1.3 The speed of the CPU may be measured in ____________. megahertz and gigahertz
1.4 Why do computers use zeros and ones? because digital devices have two stable states and it is natural to use one state for 0 and other for 1.
1.5 One byte has _____________ bits. 8
1.6 Name permanent storage devices. floppy disk, hard disk, flash stick, and CD-ROM are used to store data permanently.
1.6 Is "main memory" considered to be a permanent storage device? Data in memory is lost after the power is turned off.
1.7 ______________ is a device to connect a computer to a local area network (LAN). NIC (Network Interface Card)
1.8 ______________ are instructions to the computer. Software and Programs
1.9 Computer can execute the code in ______________. machine language
1.10 ___________ translates high-level language program into machine language program. A compiler
1.11 ___________ is an operating system. Windows
1.12 ___________ is a program that runs on a computer to manage and control a computer's activities. Operating System (OS)
1.13 Java was developed by ________________. Sun Microsystems
1.14 Due to security reasons, Java _____________ cannot run from a Web browser in the new version of Java. applets
1.15 Name object-oriented programming language. Java, C++, C#, Python
1.16 ____________ is interpreted. Java
1.17 ____________ is architecture-neutral. Java
Created by: Smurfette42
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