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FE Prep: Computers

FE Prep: Computers. Good (but may be hard) Questions. CMC q. 4 and 5 What's computed by the pseudocode CMC q. 7 What value's computed in spreadsheet Geared towards Excel, but also works with OpenOffice CMC q. 9 Data transfer rate question CMC q. 14 Base conversion. Good questions (2).

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FE Prep: Computers

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  1. FE Prep: Computers

  2. Good (but may be hard) Questions • CMC q. 4 and 5 • What's computed by the pseudocode • CMC q. 7 • What value's computed in spreadsheet • Geared towards Excel, but also works with OpenOffice • CMC q. 9 • Data transfer rate question • CMC q. 14 • Base conversion

  3. Good questions (2) • Hardware 3 • Data transfer path • Hardware 7 • Controller states • Hardware 8 • Data transmission rate

  4. Good questions (3) • Hardware 8 • Bytes in 2MB • Hardware 10 • Memory volatility • Hardware 11 • Disk latency

  5. Good questions (4) • Software 1 • Base conversion between binary and hex or octal • Software 2 • Base conversion, other bases • Software 6 • Loop counting

  6. Good questions (5) • Software 11 • exp(x) Taylor approximation using spreadsheet • Software 20 • recursion • Software (!!) 26 • Boolean minimization, not software! • Software (!!) 31 and 32 • Truth tables

  7. Bad Questions • Hardware q. 2 (FE-style) • Define “word” • Hardware q. 4 • Parallel data line question • Hardware q. 5 • “direct memory access” NO!! • Should be “direct addressing”!

  8. Bad questions (2) • Hardware q. 6 • How does the CPU know.... (strange) • Hardware q. 12 • Bps is not the same as baud! • See http://www.fokus.gmd.de/linux/HOWTO/Modem-HOWTO-22.html • Hardware q. 16 • RDRAM is a registered trade mark

  9. Bad questions (3) • Software (!) 22 • Mov r1, r2

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