ABAP PERFORMANCE ISSUES
ABAP/4 Optimization Use the GET RUN TIME command to help evaluate performance. It's hard to know whether that optimization technique REALLY helps unless you test it out. Using this tool can help you...
Evaluate the SQL statement:
Q. Evaluate the SQL statement: SELECT ROUND(TRUNC(MOD(1600,10),-1),2) FROM dual; What will be displayed? A. 0 B. 1 C. 0.00 D. an error statement Answer : A