Unit 15: Hardware and Virtual Machines Quiz

What is the primary difference between RISC and CISC processors?

• RISC has a larger set of complex instructions
• CISC has a smaller set of simple instructions
• RISC uses pipelining for performance improvement
• CISC is faster in instruction execution

Which computer architecture allows multiple instructions to operate on multiple data elements simultaneously?

• SISD
• SIMD
• MISD
• MIMD

What is a key benefit of using virtual machines?

• Increased hardware costs
• Platform independence
• Reduced software efficiency
• Limited resource allocation

What does pipelining in RISC processors primarily improve?

• Data storage
• Instruction execution speed
• Complexity of instructions
• Memory allocation

Which of the following best describes a system virtual machine?

• Emulates specific programs
• Emulates entire computer systems
• Provides a platform for logic circuits
• Simplifies Boolean expressions

What is the role of registers in a CPU?

• Store complex instructions
• Hold data and instructions for quick access
• Manage memory allocation
• Control the execution of programs

Which architecture is rarely used and involves multiple instructions operating on a single data element?

• SISD
• SIMD
• MISD
• MIMD

What is the purpose of Karnaugh maps in Boolean algebra?

• To create truth tables
• To simplify logic expressions
• To design complex circuits
• To store data

Which of the following is NOT a characteristic of CISC processors?

• Larger set of complex instructions
• Fewer instructions per program
• Faster execution time
• Useful for powerful tasks

What is the main function of flip-flops in digital circuits?

• Perform arithmetic operations
• Store data
• Execute instructions
• Control memory access