Instructor: A. Hills-CSC 220 -SPRING SEMESTER 2018 Yes, Please place your name o

Question

Instructor: A. Hills-CSC 220 -SPRING SEMESTER 2018 Yes, Please place your name on every sheet Name I. Which internal bus system bus? uses binary signals to synchroaize actions of all devices attached to the a. control bus b. address bas c memory bus d. none of the above 2. Identify three (3) types of segments that would be referenced by segmeent registers. a. Code, Data, Stack b. Data, Address, Contrel e. Data, System, Address d. Address, Control, Memory 3. If you were to multiply 1.5 by 2.6, which part of the CPU would you use? a foatiag point unit b. control unit e. CPU d. none of the above 4. Which two 32-bit registers are known as extended index registers? a. SI, DI b. EAX, EBX e. ESI, EDI d. EBP, ESP 5. What is the name of the lowest 8 bits of the EDX register? a. DL b. DH e. DX d. none of the above 6. How much memory can be addressed in Real-address mode? a. 640 h b. I MB c 16 MB d. 4 GB 7. How much memory can be addressed in Protected Mode? a. 640 k b. 1 MB c. 16 MB d. 4GB 8. What is the name of the bas architecture commonly used with Intel processors? a. ISA b, PCI c. EISA d. RAM-BUS Page I of 8

Explanation / Answer

Answer :

1. a) Control Bus

2. a) Code, Data, Stack

3. a) Floating Point Unit

4. c) ESI, EDI

5. a) DL

6. b) 1 MB

7. d) 4 GB

8. b) PCI

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