Computer Organization and Architecture Quiz

In a classroom, Rahul is trying to understand the role of the Program Counter (PC) in a computer. What is the primary function of the Program Counter (PC)?

• To keep track of the next instruction to be executed

• To store the current instruction

• To hold data temporarily

• To perform arithmetic operations

In a classroom, Asher is trying to understand which component of a computer is responsible for executing arithmetic and logic operations.

• Instruction Register (IR)

• Arithmetic Logic Unit (ALU)

• Memory Data Register (MDR)

• Memory Address Register (MAR)

Aarav is learning about computer architecture in his class. What does the Instruction Register (IR) do?

• Fetches instructions from memory

• Stores the address of the next instruction

• Holds the current instruction being executed

• Tracks the execution of a program

Asher is learning about computer architecture in his class. What is pipelining in computer architecture?

• A method to increase memory size

• A technique to execute multiple instructions simultaneously

• A way to reduce the number of registers

• A process to fetch instructions sequentially

During a computer science class, Sneha was explaining the different types of hazards that can occur in pipelining. Which of the following did she mention as a type of hazard?

• Memory hazard

• Instruction fetch hazard

• Data storage hazard

• Structural hazard

Aditi is working on a computer program and needs to understand how the Memory Address Register (MAR) functions in her system. What is the purpose of the Memory Address Register (MAR)?

• To keep track of the next instruction

• To hold the data to be written to memory

• To store the address of the memory location to be accessed

• To hold temporary data

In a computer science class, Arjun is learning about different types of control units. He asks his teacher, "Which type of control unit generates control signals through a microprogram?"

• Dynamic control

• Hardwired control

• Microprogrammed control

• Sequential control

Akhil is studying different organizational structures for his business management class. What is the main advantage of a multi-bus organization?

• Simplified design

• Lower cost

• Reduced control sequences and parallel data transfers

• Increased complexity

Aarav is learning about computer instructions in his programming class. What is a branch instruction?

• An instruction that fetches data from memory

• An instruction that stores data in memory

• An instruction that changes the flow of execution

• An instruction that performs arithmetic operations

In a classroom, Anika is trying to complete her assignment while Arjun is working on his project. Which of the following is NOT a type of data hazard that could affect their work?

• Execute after fetch

• Write after write

• Write after read

• Read after write