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A                                                     D
            Adding Rows to a DataFrame 55                         Data Definition Language (DDL) 132
            Add-ons and Plug-ins 254                              Data Manipulation Language (DML) 132
            Adware 275                                            Data Manipulation 54
            Aggregate Functions 10, 161                           Database Management System (DBMS) 124
            Aggregation 49, 62                                    DataFrame 30, 31
            ALTER TABLE statement 142                             DATE 134
            Alternate Keys 130                                    DATE() 160
            antivirus 277                                         DAY() 161
            Apache 282                                            DAYNAME() 161
            append() 7, 8                                         DECIMAL(L, D) 133
            ARPANET 223                                           DEFAULT constraint 137
            astype() 6                                            delimiter 34
            Attribute 125                                         Denial of Service 276
            AVG() 164                                             DESCRIBE TABLE 139
            B                                                     describe() 9, 10, 47
            Bar Graph 107                                         Digital Footprints 268
            BETWEEN Operator 153                                  Digital Rights Management 280
            black hat hackers 271                                 Displaying a Point 90
            boot sector virus 274                                 DISTINCT clause 151
            Bridge 233                                            Domain Constraint 132
            broadcasting 11, 55                                   DROP TABLE Statement 142
            Bus Topology 225                                      Dropping Columns 59
            C                                                     Dropping Rows from a DataFrame 59
            Candidate Key 129                                     E
            cardinality 128                                       Eavesdropping 273
            Channel 221, 222                                      Entity Integrity Constraint 131
            CHAR(L) or CHARACTER(L) 134                           Entity 125
            CHECK constraint 138                                  EQUI JOIN vs NATURAL JOIN 199
            Clear cookies 278                                     Evolution of Networking 222
            color 94                                              E-waste Management 284
            columnIndex 42                                        F
            Components of a Computer Network 221                  Fabrication 271
            concat() 56, 57, 58                                   File Infectors 274
            Constraint 125                                        Firewall 277
            Cookies 254                                           FLOAT(p) 133
            Copyright Infringement 279                            Foreign Key 130, 131
            Copyright 278                                         Free and Open Source Licence 281
            COUNT() 161                                           FROM clause 148
            CREATE DATABASE statement 134                         G
            CREATE TABLE statement 135                            Gateway 235
            Creative Commons 281                                  General Public License (GPL) 281
            Cyber Bullying 273                                    grid() 96
            Cyber Forensics 284                                   GROUP BY CLAUSE 164
            Cyber Threats 271                                     Grouping 61
            Cyber Trolls 273
            Cybercrime 282                                        H
            Cyberlaw 284                                          Hacking 271
                                                                  HAVING CLAUSE 165

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