Bryan Saggese Chapter 2.2 9/27/12

2787 days ago by bryansaggese

#1) ENIAC = electronic and numeric integrator analyzer and computer #1) Memory Unit: USB drive, hdd, CD, DVD, RAM (random access memory), ROM (read only memory), EPROM (electronically programmable ROM) #1) Input Device: keyboard #1) Output Device: speaker, monitor, mouse #1) CPU (central processing unit) #1) ALU (arithmetic and logic unit) 
       

#1)

ENIAC=ELectronic Numerical Integrator Analyzer and Computer

Von Neuman Machine=CPU,ALU,MU,I/O

CPU=central processing unit

ALU=Arithmetic Logic Unit

MU=Memory Unit

I/O=Input or output

#2) D(Its bytes can be accessed randomly) 
       
#3) show((120*1000^3)/(512*1000^2).n()) 
       
\newcommand{\Bold}[1]{\mathbf{#1}}234.375000000000
\newcommand{\Bold}[1]{\mathbf{#1}}234.375000000000
#3) 1KB=1024B show((120*1024^3)/(512*1024^2).n()) 
       
\newcommand{\Bold}[1]{\mathbf{#1}}240.000000000000
\newcommand{\Bold}[1]{\mathbf{#1}}240.000000000000
#4) show(2**2) show(2**3) show(2**8) 
       
\newcommand{\Bold}[1]{\mathbf{#1}}4
\newcommand{\Bold}[1]{\mathbf{#1}}8
\newcommand{\Bold}[1]{\mathbf{#1}}256
\newcommand{\Bold}[1]{\mathbf{#1}}4
\newcommand{\Bold}[1]{\mathbf{#1}}8
\newcommand{\Bold}[1]{\mathbf{#1}}256
#5) 7 bits is not enough, but 1 byte is good! #5) ASCII: American Standard Code for Information Interchange #5) BASIC: Beginners All-Purpose Symbolic Instruction Code show(2**7) 
       
\newcommand{\Bold}[1]{\mathbf{#1}}128
\newcommand{\Bold}[1]{\mathbf{#1}}128