4.2.1 First-generation Languages4.2.1.1 Advantages of First-generation Languages4.2.1.2 Drawbacks of First-generation Languages4.2.2 Second-generation Languages4.2.2.1 Advantages of Second-generation Languages4.2.2.2 Drawbacks of Second-generation Languages4.2.3 Third-generation Languages4.2.3.1 Advantages of Third-generation Languages4.2.3.2 Drawbacks of Third-generation Languages4.2.4 Fourth-generation Languages4.2.4.1 Advantages of Fourth-generation Languages4.2.4.2 Drawbacks of Fourth-generation Languages4.2.5 Fifth-generation Languages