Computer Science chapter 4 questions



Directions: Read the questions below and formulate a brief answer.  Your response to each question should be at least 2-5 sentences in length.  Students must utilize APA guidelines for formatting and citations.




1.      What are the three subsystems that make up a computer?




2.      What are the components of a CPU?




3.      What is the function of the ALU?




4.      What is the function of the control unit?




5.      What is the function of the main memory?




6.      Define RAM, ROM, SRAM, DRAM, PROM, EPROM, and EEPROM.




7.      What is the purpose of a cache memory?




8.      Describe the physical components of a magnetic disk.




9.      How are the surfaces of a magnetic disk and magnetic tape organized?




10.    Compare and contrast CD-R, CD-RW, and DVD.



11.   What is the difference between local login and remote login?


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