Quiz Chapter 01.03 Sources of Error

MULTIPLE CHOICE TEST

(All Tests)

SOURCES OF ERROR

(More on Sources of Error)

INTRO TO SCIENTIFIC COMPUTING

(More on Scientific Computing)


Pick the most appropriate answer


1. Truncation error is caused by approximating

 
 
 
 

2. A computer that represents only 4 significant digits with chopping would calculate 66.666\times33.333 as

 
 
 
 

3. A computer that represents only 4 significant digits with rounding would calculate 66.666\times33.333 as

 
 
 
 

4. The truncation error in calculating {f}'\left(2\right) for f\left(x\right)=x^{2} by {f}'\left(x\right)\cong\dfrac{f\left(x+h\right)-f\left(x\right)}{h} with h=0.2 is

 
 
 
 

5. The truncation error in finding\, \displaystyle\int_{-3}^{0}x^{3}dx using LRAM (left end point Riemann approximation) with equally portioned points -3<0<3<6<9 is

 
 
 
 

6. The number 1/10 is registered in a fixed 6 bit-register with all bits used for the fractional part.  The difference gets accumulated every 1/10th of a second for one day.  The magnitude of the accumulated difference is