RENE - Quiz
  • 1. What is the main function of the processor in the computer system?
A) Provide timing signals for the system
B) Execute instruction and process dat
C) Store permanent files on the hard drive
  • 2. Which logic gate produces an output of 1 when all the inputs are 1?
A) OR
B) NOT
C) AND
  • 3. What is the basic unit of digital information?
A) Byte
B) Bit
C) Qubit
  • 4. What component of the processor performs logic and arithmetic operations?
A) Control Unit
B) Cache Memory
C) ALU
  • 5. . What type of memory is close to the CPU and provides very fast access?
A) Hard Disk Drive
B) Cache
C) Flash Drive
  • 6. What is the primary function of a control unit?
A) Perform logical operations for binary signals
B) Direct and coordinate processor operations
C) Store permanent program instructions
  • 7. How is a register defined in a computer system?
A) An external peripheral device
B) A small, high-speed memory located inside the CPU
C) A large permanent storage device
  • 8. What number system is predominantly used in digital logic?
A) Binary
B) Decimal
C) Octal
  • 9. What is the output of an AND gate when its inputs are 1 and 1?
A) 0
B) 1
  • 10. What is the output of an OR gate when all the inputs are 0?
A) 0
B) 1
  • 11. What is the output of a NOT gate when the input is 1?
A) 1
B) 0
  • 12. Which processor components store data and provide immediate results?
A) Cache
B) Control Unit
C) Register
  • 13. What is a logic circuit?
A) A pathway for electric current in power lines
B) A sensor for measuring hardware temperature
C) A circuit that performs logical operations for binary signals
  • 14. What logic gate produces a 1 when its inputs are different?
A) XOR
B) AND Gate of heaven
C) NOR
  • 15. What logic gate produces the opposite output of an OR gate?
A) NOT
B) XOR
C) NOR
  • 16. What logic gate produces the opposite output of an AND gate?
A) AND
B) OR
C) NAND
  • 17. How many possible values can a single binary bit have
A) 1
B) 2
C) 8
  • 18. What device is used to synchronize processor operations?
A) Clock
B) Register
C) ALU
  • 19. What is the purpose of the system clock?
A) To keep track of the current date and time for files
B) Provide timing signal for processor and operation
  • 20. What is an instruction set?
A) A manual on how to build a computer motherboard
B) Collection of instructions a processor can execute
C) A set of rules for connecting to the internet
  • 21. How is a digital system?
A) It uses only analog signals for fast transmission
B) ) It processes operations of discrete values
  • 22. What is the difference between Digital and Analog based on the notes?
A) Analog uses true/false while digital uses temperature
B) Digital uses discrete values (binary, on/off, true/false) while analog uses continuous values (e.g., temperature)
  • 23. What is the definition of a Logic Gate?
A) A program used for pipelining
B) A basic circuit that performs a logical operation on one or more binary inputs and produces an output
  • 24. What is the formula for calculating Truth Tables according to your notes
A) 2n
B) 2n
  • 25. Which of the following are referred to as "Primary Operations" in Boolean Algebra?
A) NAND, NOR, XOR
B) AND, OR, NOT
  • 26. What is the correct order of Precedence in Boolean Algebra?
A) 1. AND, 2. OR, 3. NOT, 4. Parenthesis
B) 1. Parenthesis, 2. NOT, 3. AND, 4. OR
  • 27. According to the Common Laws of Boolean Algebra, what are the results of the Identity Law for Addition (A + 0 = ?) and Multiplication A x 1 = ?)?
A) 1 and 0
B) A and A
  • 28. What law states that A + \bar{A} = 1(Addition) and A \cdot \bar{A} = 0(Multiplication)?
A) Complement Law
B) idempotent Law
  • 29. How is a Combinational Circuit?
A) A circuit whose output can depend on the previous state
B) A digital circuit where the output depends only on the current inputs
  • 30. What is the primary function of a Decoder?
A) Carries data bus signals to memory
B) Converts coded binary input into one of several output lines (e.g., 2 to 4 decoder has 2 inputs and 4 outputs)
  • 31. what is the definition of Processor Design?
A) B) The manufacturing of external monitors and keyboard
B) The process of designing the internal hardware structure and operational behavior of a processor so it can execute machine instructions
  • 32. What is the role of the Program Counter (PC)?
A) It sends control signals via the control bus
B) It holds the address of the next instruction
  • 33. What does Datapath mean inside a processor?
A) A collection of hardware components through which data moves inside the processor (from register to ALU to register)
B) The network cable connected to the internet
  • 34. What are the two main responsibilities of the ALU (Arithmetic Logic Unit)?
A) Performing arithmetic and logic operations
B) Converting digital signals to analog signals
  • 35. What does the Control Unit (CU) do inside the CPU?
A) Directly stores permanent files on the hard driv
B) Acts as a coordinator or manager that gives instructions and directs processor operations
  • 36. What are the three main types of Buses
A) Data Bus, Address Bus, Control Bus
B) Register Bus, ALU Bus, Clock Bus
  • 37. What are the three types of Pipelining Hazards
A) Structural Hazards, Data Hazards, Control Hazards
B) Bit Hazard, Gate Hazard, Clock Hazard
  • 38. How can one of the hazards in pipelining be solved
A) By replacing the control unit with a decoder
B) By using forwarding
  • 39. How do Sequential Circuits differ from Combinational Circuits?
A) Sequential circuits do not use logic gates
B) Sequential circuits can depend on the previous state
  • 40. What is the primary purpose of Branch Prediction in processor execution?
A) To attempt to predict which path the program will take
B) To permanently store data in secondary storag
  • 41. In branch prediction control flow, what happens during a "predicted taken" scenario?
A) instruction B is executed
B) Instruction A is executed
  • 42. . How does "Memory" differ from "Storage"
A) Memory stores items for short-term access during program execution, while storage is for long-term data storage
B) There is no functional difference between them
  • 43. What does the term "Out-of-Order Execution" refer to in advanced processor design (based on your tracking table with instructions I1, I2, I3)?
A) Instructions waiting and moving to "Ready" state based on dependency rather than strict program sequence
B) Using virtual memory pages as frame
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