| Database management System | |||
| Easy | Medium | Difficult | |
| 2020 | 1. Normal Forms | 1. SQL Query
2. SQL commands |
— |
| 2018 | 1.File structures
2.Relational Models(2) 3.Relational Database 4.Normal Forms(2) |
1.FS
2.SQL 3.Transaction management |
— |
| 2017(Dec) | 1.File structures | 1.Relational model
2.Normal forms 3.File structures |
1.SQL
2.File structures |
| 2017(May) | 1.Transaction management
2.ACID properties 3.Relational models |
1.SQL
2.File Structures |
— |
| 2016 | 1.relational model
2.file structures |
1.Relational models(3)
2.SQL 3.file structures |
— |
| 2015 | 1.Relational Models(2)
2.Normal Forms 3.File Structures |
1.File Structures
2.SQL |
1.Transaction Management
2.SQL |
| 2014 | 1.Relational Models
2.Normal Forms |
1.Normal Forms
2.Relational Models 3.Normalization |
1.Transaction Management |
| 2013 | 1.Transaction Management
2.File Structures(2) |
1.File Structures
2.Normal Forms |
1.SQL |
| 2011 | 1.Normal Forms(2) | 1.Relational models | 1.Transaction Management |
| 2009 | 1.Relational Models
2.Transaction management 3.Normal Forms |
1.File Structures
2.Transaction management |
— |
| 2008 | 1.Relational models
2.File Structures |
1.File Structures | — |
| 2007 | 1.File structures
2.Relational Models(3) 3.SQL 4.Normal Forms 5.Transaction management |
1.Cardinality | — |
