Quiz on Computer Organization and Architecture

What is the primary function of an Arithmetic Logic Unit (ALU)?

• Data storage

• Arithmetic and logical operations

• Memory management

• Input/output processing

Which type of adder is used to add two single-bit binary numbers?

• Ripple Carry Adder

• Carry Lookahead Adder

• Half Adder

• Full Adder

What does De Morgan's theorem relate to in digital design?

• Boolean algebra

• Arithmetic operations

• Data storage

• Control signals

In a Carry Lookahead Adder, what do the signals Pi and Gi represent?

• Control signals

• Input signals

• Output signals

• Carry propagate and carry generate

What is the purpose of guard bits in floating-point arithmetic?

• To store additional data

• To represent special values

• To improve accuracy in calculations

• To increase the range of numbers

Which of the following is a characteristic of a Full Adder?

• It can add three input bits

• It has two inputs and one output

• It requires no carry input

• It is used for subtraction

What is the result of adding two binary numbers using a Ripple Carry Adder?

• No carry propagation

• Delayed result due to carry propagation

• Only one bit addition

• Immediate result

In the IEEE 754 standard, what does a biased exponent allow?

• Only integer values

• Only positive values

• Positive and negative exponents

• Negative values only

What is the main advantage of using a Carry Save Adder?

• It is simpler than other adders

• It does not propagate carry bits

• It is slower than ripple carry adders

• It requires more hardware

What happens when the exponent field is all ones in IEEE 754?

• Represents a normal number

• Represents infinity

• Represents a denormalized number

• Represents zero