Computer Architecture C952. Exam Questions and answers, rated A+

Computer Architecture C952. Exam Questions and answers, rated A+ What access does a register file operate under to properly function? - -read and write access what is the binary representation of instructions? - -machine language Which feature of the IBM 360/91 was incorporated into the majority of microprocessors developed in the 21st century? - -Algorithm innovations allowed the improved parallel execution of instructions. Which key design element changed in 2005 to drive continued improvements in computing capability? - -Multiprocessor architecture Which term refers to the same instruction applied to multiple data streams? - -SIMD What makes vector code better than conventional code? - -the frequency of pipeline hazards is lower Which two elements are required to implement R format arithmetic logic unit operations? - -ALU and register file Which component of a computer moderates the actions of other components? - -control Overflow occurs when: - --you add two integer values with the same left most bit and end up with a different left most bit -when you subtract a value with a different leading bit than the other value, and the result is the first value's sign What is the approximate range of an unsigned 64 bit integer? - -0 to 18,446,744,073,709,551,615 DRAM - -memory built as an integrated circuit with 50 nanosecond access times SRAM - -faster than dram and less dense than dram, it is an integrated circuit cache memory - -A small, fast memory that acts as a buffer for a slower, larger memory. How is the integer 255 represented in memory? - - What does extending to 16 bits yield given -5 in 8-bit 2's complement ? - -