Follow along with this video clip to verify correct operation of the NI myDAQ Analog Output (AO0, AO1) and Analog Input (AI0, AI1) channels using three different methods:
NI ELVISmx Function Generator on AO0; ELVISmx Oscilloscope on AI0
NI ELVISmx Arbitrary Waveform Generator on AO0 and AO1; ELVISmx Oscilloscope on AI0 and AI1
LabVIEW VI "Set AO Voltage and Show AI Voltage" linked at the bottom of this document