LZ2A_522

What has enabled the development of complex and powerful applications in today's computers?

• Reduction in processor speed

• The evolution of mainframe computers

• Continuing technological revolution in microprocessors

• The elimination of peripheral devices

Which of the following applications typically require the great power of today's microprocessor-based systems?

• Image processing

• Word processing

• Basic web browsing

• Simple arithmetic calculations

What principle is used to increase the efficiency of contemporary processors by executing different stages of multiple instructions simultaneously?

• Superscalar execution

• Branch prediction

• Pipelining

• Data flow analysis

Which of the following describes Moore's law?

• Processor power doubles every year

• The number of transistors on a chip doubles every three years

• DRAM capacity doubles every five years

• The speed of processors increases every decade

Branch prediction helps processors by:

• Reducing memory latency

• Predicting which instructions will be processed next

• Creating a more efficient memory hierarchy

• Eliminating unused cache memory

What is the main bottleneck in achieving maximum processor performance?

• Insufficient memory capacity

• The processor's inability to handle complex instructions

• The speed mismatch between the processor and main memory

• Outdated input/output devices

Which of the following techniques is used to execute multiple instructions per clock cycle in a processor?

• Branch prediction

• Superscalar execution

• Data flow analysis

• Pipelining

What is one of the approaches to improving the performance of memory access in modern computers?

• Increasing processor clock speed

• Implementing wider DRAM and data buses

• Reducing the number of peripheral devices

• Limiting the use of caches

Which problem arises due to the increasing density of logic gates on a processor chip?

• RC delay

• Cache overload

• Instruction pipeline breakdown

• Excessive memory access

What is speculative execution?

• Predicting which data will be used by the processor in advance

• Executing instructions ahead of their actual appearance in the program

• Analyzing data flow to improve execution speed

• Reducing the clock speed to prevent delays