ISRO Scientist or Engineer Computer Science 2011
Instructions
For the following questions answer them individually
Question 41
if a microcomputer operates at 5 MHz with an 8-bit bus and a newer version operates at 20 MHz with a 32-bit bus, the maximum speed-up possible approximately will be
Question 44
In Java, after executing the following code what are the valuesof x, y and z?
int x,y = 10, z = 12;
$$X = y^{++} + Z^{++}$$;
Question 49
Consider a 32-bit machine where four-level paging schemeis used. If the hit ratio to TLB is 98%, and it takes 20 nanosecondsto search the TLB and 100 nanoseconds to access the main memory what is effective memory accesstime in nanoseconds?
Question 50
Data is transmitted continuously at 2.048 Mbps rate for 10 hours and received 512 bit errors. Whatis the bit error rate?
