Which of the following does not result in performance gains?
A. Memory Hierarchies
B. Prediction
C. Lower voltage requirements
D. Pipelining
Answer: C. Lower voltage requirements
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- The 64-bit ARM v8 is an extension of the design of the 32-bit ARM v7.
- Early microprocessors which disappeared from the market did so because
- The market in which Intel processors do not do well is
- The reason the "ugly" Intel architecture has survived over the years is that
- Which processor uses instructions which are of different lengths
- The Intel instruction set has special instructions for string move and string compare
- An addressing scheme where the address is a base register plus 2^n times an index (where n is specified in 2 or 3 bits of the instruction) is called
- Registers in the current Intel processors are the same length
- In general, Intel's arithmetic instructions
- Intel's widest register is ____ bits wide.
- In the 1970s, a company named Zilog produced a better chip than Intel but used intel's architecture. More recently, what company has been doing this?
- A large number (more than 200) instructions were added to the Intel instruction set
- With the arrival of multimedia applications in the late 1990s, Intel introduced
- Intel's first 32-bit processor, the 80386 appeared the same year as the MIPS and ARM processors. However
- When floating point operations were introduced in the Intel processor line,
- Intel's 1978 microprocessor, the 8086 had a 16-bit architecture with
- In general, a more complex instruction set means
- ARMS processors can load blocks of memory into multiple registers with one instruction
- In the ARM 12-bit immediate field, the eight least significant bits are zero-extended to a 32-bit value, then rotated right the number of bits specified in the first four bits of the field multiplied by two. This allows
- Each ARM instruction begins with _____
- The ARM processor uses a status word of four bits: negative, zero, carry and overflow. What is this status word used for?
- How many extra instructions does the ARM instruction set require to conditionally skip a single instruction?
- The MIPS and ARM instruction sets differ widely on how they perform
- The MIPS instruction set has many more data addressing modes than the ARM set.
- Which operation is unsupported in the ARM-7 instruction set?
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