Schaum’s Outline Series OF Principles of Computer Science phần 2 doc

... lists of length oneis equal to the logarithm to the base 2 of the number of elements in the list.In the case of our 4-element example, the logarithm to the base 2 of 4 is 2, because 2 2= 4. ... is the order of growth of yourmean algorithm? 2. 4 Write pseudocode for finding the median of a set of numbers. 2. 5 What is the order of growth of your algorithm to find the median? 2. 6 Suppose ... (2 6), 32 (2 5), 16 (2 4), 8 (2 3), 4 (2 2), 2 (2 1), 1 (2 0). So, this number represents 128 , plus 16, plus 8, plus 2 154 in base 10.We can calculate in base 2 after learning the “math...

Schaum’s Outline Series OF Principles of Computer Science phần 1 doc

... most modern computers.4 INTRODUCTION TO COMPUTER SCIENCE [CHAP. 1 SCHAUM’S OUTLINE OF Principles of COMPUTER SCIENCE CARL REYNOLDSDepartment of Computer Science Rochester Institute of TechnologyPAUL ... Jones(http://www.cs.uiowa.edu/~jones/cards/history.html). SCHAUM’S OUTLINE OF Principles of COMPUTER SCIENCE CHAPTER 1Introduction to Computer Science WHAT IS COMPUTER SCIENCE? Computer Science is defined in different ... focus of computer science. It’s also a fair question to ask, “How is computer science a science? ” In contrast to physics, biology, andchemistry, computer science is not based on the study of the...

Schaum’s Outline Series OF Principles of Computer Science phần 3 ppt

... is a pattern of ones and zeros stored in a word of computer memory. By the way, a “word” of memory is the basic unit of storage for a computer. A 16-bit computer has a word size of 16 bits, or ... 'AV= ', F9 .2 )STOPENDExample input cards:55 821 3 7 9 4 78 12 1 4 3 3 2 813 3 2 3 1 1 824 7 9 9 9 9 825 6 9 8 8 5This program starts by reserving an array of 1000 elements for ... handling of datais appropriate.CPU/ALUThe CPU is the part of the computer one thinks of first when describing the components of a computer. Therepetitive cycle of the von Neumann computer...

Schaum’s Outline Series OF Principles of Computer Science phần 4 ppsx

... wide − 327 68 to 327 67int 32 bits wide 2 billion to 2 billionlong 64 bits wide very small ( 2 63) to very big (2 63−1) integerschar 16 bits wide Java uses “Unicode” character codes 2 floating-point ... as part of the state of each individual car (part of the state of each instance). On the other hand, we would maintain acount of the total number of Automobiles as part of the state of the class ... day of Christmaswhile( dayOfChristmas <= 12 ) {if( dayOfChristmas == 1 ){System.out.println( "A partridge in a pear tree \n" );}//ifelse{switch( dayOfChristmas ){case 12: ...

Schaum’s Outline Series OF Principles of Computer Science phần 5 ppt

... this version of AutomobileFactory looks like this:3 Automobiles 20 06 Kia Rio 20 02 VW Passat 20 05 Ford MustangNew speed exceeds maximum speed of 20 02 VW Passat 20 02 VW Passat 0.0 20 05 Ford Mustang ... sports.getSpeed() );}This will be the new output:3 Automobiles 20 06 Kia Rio 20 02 VW Passat 20 05 Ford Mustang 20 02 VW Passat 70.0 20 05 Ford Mustang 120 .0Polymorphism allows us to write programs in a more ... bits in a computer “word” (mostcomputers today regard 32 bits as a “word”) some number of positions left or right, or to compare the values of two words, or to complement the bit values of a word...

Schaum’s Outline Series OF Principles of Computer Science phần 6 pptx

... PlotP00 1 0P 12 0 0P23 0 3P 22 1 1P20 0 2 CHAP. 6] OPERATING SYSTEMS 113RequestsP CD PlotP00 0 0P 12 0 2 P20 0 0P31 0 0P40 0 2 RequestsP CD PlotP00 0 0P 12 0 2 P20 0 1P31 0 0P40 0 2 Since ... page 2. The offset within the page is given by the low-order 12 bits as 21 12 (the sum of 20 48 and 64 from bits 11 and 6; remember, thefirst bit is bit 0). Multiplying the page number (2) by ... number.Since the number of frames of physical memory is likely to be much smaller than the number of pages of logical memory in a 64-bit computer (with 4K pages, 2 52 = way too many logical...

Schaum’s Outline Series OF Principles of Computer Science phần 7 pps

... relation consists of rows, each of which represents aninstance of the entity type, and of columns, each of which represents one of the attributes of the entity type.Each row of a relation is ... row more often than tuple, but a tuple isa row of a table, an instance of a relation, an instance of an entity type. Each tuple consists of the values of theattributes for that instance of the ... buffer (a buffer is a series of bytes) tothe IP protocol.The IP software may separate the full TCP buffer into several smaller series of bytes. For each IP packet,the IP software builds an IP...

Schaum’s Outline Series OF Principles of Computer Science phần 8 ppt

... products of professional work. 2. 2 Acquire and maintain professional competence. 2. 3 Know and respect existing laws pertaining to professional work. 2. 4 Accept and provide appropriate professional ... subquery returns any rowsALL True if all of a set of comparisons are trueANY True if any one of a set of comparisons is trueSOME True if some of a set of comparisons is tureTable 8-1Line ItemConsignment_SellerWrite ... Georgia.Writers of software can protect their work by keeping the code secret. In the early days of computing, customers often received source code to the software they ran. However, as software has...

Schaum’s Outline Series OF Principles of Computer Science phần 9 pdf

... valuesm1 < length / 2 m2 < m1 + 1// and return the average of the middle tworeturn (list _of_ numbers[m1]+list _of_ numbers[m2]) / 2 end 2. 5 What is the order of growth of your algorithm to ... products of professional work. 2. 2 Acquire and maintain professional competence. 2. 5 Give comprehensive and thorough evaluations of computer systems and their impacts, includinganalysis of possible ... list _of_ numbers )length < length of list _of_ numbersmerge_sort( list _of_ numbers )if length is odd// return middle numberreturn list _of_ numbers[(length + 1) / 2] else// find subscripts of 2...

Schaum’s Outline Series OF Principles of Computer Science phần 10 potx

... undemand-ing of high performance.ANSWERS TO REVIEW QUESTIONS 21 3This page intentionally left blank 21 9Aiken, Howard, 9algorithm, 2, 14order of growth of (see order of growth)application software, ... language, 36, 45Atanasoff, John, 8, 11– 12 Atanasoff-Berry Computer (ABC),8–9Babbage, Charles, 6–7Backus-Naur form (BNF), 61BASIC, 46binary, 32 binary search, 22 23 block device, 41BNF ... to professional work: The US Can-Spam Act of 20 04 prohibits the practice of spamming. The name of the act stands for Controlling the Assault of Non-Solicited Pornography and Marketing. 2. 8 Access...

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