Intro to Computers

Topics: Computer, Calculator, Computer software Pages: 1 (340 words) Published: June 12, 2013
Written Assignment 1

Submit complete answers to the following end-of-chapter Review Questions [RQ] from the Digital Planet: Tomorrow's Technology and You textbook. 
Chapter 1
1.What is the most important difference between a computer and a calculator? [RQ, no. 2] Calculators perform operations one at a time, while computers can process a sequence of operations using provided instructions. A typical calculator requires many interactions to perform a computation, while a computer takes a set of instructions. 2.How are computers today similar to those from World War II? How are they different? [RQ, no. 3] 3.The way people use the Internet has changed since the early days. How? [RQ, no. 4] 4.Is a smart phone a computer? Explain your answer. [RQ, no. 7] 
Chapter 2

5.Draw a block diagram showing the major components of a computer and their relationships. Briefly describe the function of each component. [RQ, no. 3] 6.Why is the international computer industry shifting from ASCII to Unicode for representing text? [RQ, no. 4] 7.Why do many PC manufacturers include graphics-processing units (GPUs) in their machines? [RQ, no. 5] 
Chapter 3

8.List five input devices and three output devices that might be attached to a PC. Describe a typical use for each. [RQ, no. 2] 9.Name and describe three special-purpose input devices people commonly use in public places, such as stores, banks, and libraries. [RQ, no. 4] 10.What are the advantages and disadvantages of flash memory devices over hard disks as storage media? [RQ, no. 6] 
Chapter 4

11.What is the relationship between higher level languages and machine language? [RQ, no. 1] 12.Most computer software falls into one of three categories: compilers and other translator programs, software applications, and system software. Describe and give examples of each. [RQ, no. 2] 13.Write an algorithm for washing the dishes. Check your algorithm carefully for errors and ambiguities. [RQ, no. 4] 14.Is the character-based...
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