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102年 - 102 淡江大學 轉學考 資訊概論#53068
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題組內容
3. You have the relations COURSES and TAUGHT-BY shown below.
(2) Show the resulting relations if you apply the SQL statements: Select No, Course-name, Ur Professor from COURSES, TAUGHT-BY where COURSES.No= TAUGHT-BY.No. (10%
其他申論題
(3) If A and B are stored in two，s complement format, show how A-B. (3%)
#193067
(4) If we need to unset (force to 0) the four leftmost bits of a bit patterns, show the mask and t operation. (3%)
#193068
【已刪除】2. Using the selection sort algorithm, manually sort the following list and show your work in eac pass using a table. (10%)
#193069
(1) Show the resulting relations if you apply the SQL statements: Select * from COURSES where IJNIT-5. (10%)
#193070
4. Show the content of stack SI and the value of variables x and y after the following algorithm segments is executed. (10%) Stack(Sl); push(S 1, 5); push(Sl, 3); push(S 1, 2); If (not empty(Sl)) pop(Sl, x); If(not empty(S 1)) pop(Sl, y); Push(Sl,6)
#193072
5. Find the Huffman tree for the following characters using Huffman coding with the given frequencies: A(12), B(8), C(9), D(20), E(31), F(14), G(8). (15%)
#193073
6. Multiple Choice Questions (10%)
#193074
【已刪除】 (a) Suppose p is a prime number and a is an integer, (a,p) — 1. Prove that ap~11 (mod p).
#193075
(b) What is the remainder when 3535 is divided by 37?
#193076
2. (12 pts) Prove or disprove: If G is a group of order 53, then G must be cyclic.
#193077
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