midterm-answer-10 - Name_ Student ID_ Department/Year_...

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1 Name____________ Student ID__________________ Department/Year________ Mid-term Examination Introduction to Computer Science Class#: 901 E10110, Session#: 03 Spring 2010 15:30-17:10 Wednesday April 21, 2010 Prohibited 1. You are not allowed to write down the answers using pencils. Use only black- or blue-inked pens. 2. You are not allowed to read books or any references not on the question sheets. 3. You are not allowed to use calculators or electronic devices in any form. 4. You are not allowed to use extra sheets of papers. 5. You are not allowed to have any oral, visual, gesture exchange about the exam questions or answers during the exam. Cautions 1. Check if you get 11 pages (including this title page), 17 questions. 2. Write your name (in Chinese), student ID, and department/year down on top of the cover page. 3. There are in total 100 points to earn. You have 100 minutes to answer the questions. Skim through all questions and start from the questions you feel more confident with. 4. You are allowed to use either English or Chinese to answer the questions. Misspelling and grammar errors will be tolerated, but you want to make sure with those errors your answers will still make sense. 5. If you have any extra-exam emergency or problem regarding the exam questions, raise your hand quietly. The exam administrator will approach you and deal with the problem.
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2 The following table is from Appendix C of the text. It is included here so for your reference. Questions in this exam refer to this table as the “ language description tabl e.” Op-Code Operand Description 1 RXY LOAD the register R with the bit pattern found in the memory cell whose address is XY. Example: 14A3 would cause the contents of the memory cell located at address A3 to be placed in register 4. 2 RXY LOAD the register R with the bit pattern XY. Example: 20A3 would cause the value A3 to be placed in register 0. 3 RXY STORE the bit pattern found in register R in the memory cell whose address is XY. Example:
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midterm-answer-10 - Name_ Student ID_ Department/Year_...

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