title: What does 4'b1001 , 32'h0 represent (VERA SYNTAX)?
body: <p>I am new to vera and trying to understand the syntax. What does 4b' and 32' represent ? Is this like 4 bit and 32 bit?</p>
  
  <p>I am so confused and have to work on something related to this. </p>
  
  <p>Another question is what does bit [31:0] mean ? does that mean anything from bit 31 and 0 ? </p>
  
  <p>Thnks</p>