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

... Horses 17 5 Hackers 17 6 Can Computers Kill? 17 7 Summary 17 8 Review Questions 17 9 APPENDIX Answers to Review Questions 18 0 Index 217 CONTENTS vii SCHAUM’S OUTLINE OF Principles of COMPUTER SCIENCE algebra ... most modern computers. 4 INTRODUCTION TO COMPUTER SCIENCE [CHAP. 1 SCHAUM’S OUTLINE OF Principles of COMPUTER SCIENCE CARL REYNOLDS Departmen...

Ngày tải lên: 12/08/2014, 21:22

... set of numbers: ‘a’ = 97 (11 000 01) , ‘b’ = 98 (11 00 010 ), ‘c’ = 99 (11 00 011 ), etc. In addition, many special characters are defined: ‘$’ = 36 ( 010 010 0), ‘+’ = 43 ( 010 1 011 ), ‘>’ = 62 ( 011 111 10), ... 1 to the next column) Let’s add the binary value of 11 00 to 011 0: 11 00 (12 in base 10 ) 011 0 (6 in base 10 ) 10 010 (18 in base 10 ) rightmost digit: 0+0=0 next...

Ngày tải lên: 12/08/2014, 21:22

... 2: 37 470 12 20 17 99 3.6 Convert the following base-2 numbers to base 10 : 0000 011 1 10 1 010 10 0 011 10 01 010 1 010 1 0 011 0 011 3.7 Assume a 16 -bit signed integer data representation where the sign bit is the ... This says, “Set the program counter (transfer control) to address 20,476 in the code:” 11 1 010 01 111 111 00 010 011 11 The first byte is the op-code for JMP dire...

Ngày tải lên: 12/08/2014, 21:22

... as part of the state of each individual car (part of the state of each instance). On the other hand, we would maintain a count of the total number of Automobiles as part of the state of the class ... void main(String args[]) { int dayOfChristmas = 1; //start with the 1st day of Christmas while( dayOfChristmas <= 12 ) { if( dayOfChristmas == 1 ) { System.out.println( &...

Ngày tải lên: 12/08/2014, 21:22

... a great deal of computer science research during the 19 60s, 19 70s, and 19 80s. Several solutions have been developed. Dekker offered the first software solution to the problem in 19 65, and a simplification ... Memory Mapped I/O Most computers of the 19 60s, 19 70s, and 19 80s had a special set of instructions for I/O, and many computers still do. With such architecture, re...

Ngày tải lên: 12/08/2014, 21:22

... CD Plot P00 1 0 P12 0 0 P23 0 3 P22 1 1 P20 0 2 CHAP. 6] OPERATING SYSTEMS 11 3 Requests P CD Plot P00 0 0 P12 0 2 P20 0 0 P 31 0 0 P40 0 2 Requests P CD Plot P00 0 0 P12 0 2 P20 0 1 P 31 0 0 P40 ... memory for a user program is at location 11 12, then the loader can adjust the address of X in the executable file (machine code file) to be 11 12 + 10 0. In early computers without...

Ngày tải lên: 12/08/2014, 21:22

... packet to the IP software. The IP software CHAP. 7] NETWORKING 13 3 ANSI standards for SQL were published in 19 86, 19 89, 19 92, 19 99, and 2003. In practice, different database vendors offer SQL with ... University of Utah by the end of 19 69. In 19 71, one of the researchers sent the first e-mail message over the network, and in 19 73, the file transfer protocol allowed a fi...

Ngày tải lên: 12/08/2014, 21:22

... secret, of course.). Since 19 81, software has been patentable if the software is part of an invention of a new machine or process. A key to making the distinction has been whether the software ... any rows ALL True if all of a set of comparisons are true ANY True if any one of a set of comparisons is true SOME True if some of a set of comparisons is ture Table 8 -1 Line...

Ngày tải lên: 12/08/2014, 21:22

... base -10 numbers to base-2: 37 470 12 20 17 99 10 010 1 11 1 010 110 10 011 00 010 0 10 0 01 110 0 011 3.6 Convert the following base-2 numbers to base -10 : 0000 011 1 7 10 1 010 10 17 0 0 011 10 01 57 010 1 010 1 85 0 011 0 011 51 3.7 ... represented? a 32,767 b 010 0 010 00 010 0000 c 11 111 111 111 011 00 d -32,768 ANSWERS TO REVIEW QUESTIONS 18 5 18 0 Answers to Revie...

Ngày tải lên: 12/08/2014, 21:22

... 14 0 14 3 program access to, 16 2 16 5 relational, 3, 13 9 14 0 SQL and, 14 7 15 7 stored procedures and, 15 7 16 0 DDL (data definition language), 14 8 14 9 deadlock, 11 0 avoidance, 11 2 detection, 11 2 11 4 prevention, ... language (DML), 14 8, 15 0 15 7 data modeling, 14 0 14 3, 14 2, 14 3 database management systems (DBMS), 14 0 databases, 3–4, 13 9 14 0 advantages of,...

Ngày tải lên: 12/08/2014, 21:22