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cs61_05win_mt - Last name SID(last 4 digits First name...

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Last name: _____________________ First name: ___________________________ SID (last 4 digits): __________ login id: __________ CS 061 – Computer Org. & Assembly Language Winter - 2005 Mid-term exam – Monday 2/7 – total 100 points Time: 50 minutes You may have on your desks ONLY this exam, your personalized multiple choice answer sheet, a writing implement and an eraser, and your student ID. You may use a separate sheet(s) of scratch paper. Make good use of this – don’t write your answers in the assigned space until you are sure of them! WRITE CLEARLY IN THE SPACE PROVIDED. WARNING !!!: POINTS WILL BE DEDUCTED FOR MESSY & HARD-TO-READ HANDWRITING OR DIAGRAMS!!! Section I (questions 1 to 25) are to be answered on your multiple choice answer sheets; Section II (questions 1 to 3) on this exam booklet. Hand both in together. You will be required to show your student ID when you hand in your exam. Be sure to read each problem carefully and follow the directions. Section I 25 Section II Q.1 25 Section II Q.2 25 Section II Q.3 25 TOTAL 100
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Last name: _____________________ First name: ___________________________ Section I: Multiple choice – 1 point each 1. The Istruction Set Architecture of a microprocessor specifies (among other things): a. The microarchitecture of the processor. b. The address space available to the processor. c. The memory addressing modes to be used by instructions. d. The native data types of the microprocessor. e. All of the above f. Answers b, c and d 2. Assembly language instructions can be grouped into three categories. These are: a. Direct, indirect and relative b. Input, output and command c. Integer operations, floating point operations, and character operations d. Operations, data movement and control e. Load, store and arithmetic 3. The LC-3 ISA defines three memory addressing modes for instructions. These are: 4. What is one major difference between a combinational logic circuit (such as a decoder) and a storage circuit (such as an RS latch)?
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