CS -12 Computer Architecture Dec -1999
Question Paper of CS -12 Computer Architecture Dec -1999
Q.I (i) Draw a table showing performance factors versus system attributes and explain them.
(ii) A 50 MHz processor was used to execute a benchmark program with the following instruction and clock cycles counts.
Instruction type Instruction count Clock cycles count.
Integer Arithmetic 45000 1
Data transfer 32000 2
Floating point 15000 2
Control transfer 8000 2
Determine the effective CPI, MIPS rate and execution time for this program.
(iii) What cause a processor pipeline to be underpipelined?
(iv) What are the factors limiting the degree of superscalar design?
(v) Illustrate a diagram showing asynchronous bus timing using a four edge handshaking (interlocking) with variable length signals for different speed devices.