1. Device A has been configured for IRQ 3. Which of the following devices will Device A potentially conflict with?
A. COM1
B. LPT1
C. COM2
D. LPT2
2. What is the default IO address assigned to COM1?
A. 02F8
B. 0378
C. 03F8
D. 0278
3. Which of the following best describes DMA?
A. DMA stands for Dynamic Memory Address, which means that the memory address is dynamically assigned to the device each time the system reboots.
B. DMA stands for Direct Memory Access, which means that a device can use the operating system’s area of protected memory without seeking permission.
C. DMA stands for Dynamic Memory Address, which means that the device is assigned resources dynamically as the system boots.
D. DMA stands for Direct Memory Address, which means that the resource is given a special pathway to memory so that it does not have to go through the processor.
4. You have assigned your network card to I/O address 0378. Which device will the network card create a conflict with?
A. COM1
B. COM2
C. LPT1
D. LPT2
5. What IRQ is assigned to COM1?
A. 3
B. 5
C. 7
D. 4
6. What is the default IO address assigned to COM2?
A. 02F8
B. 0378
C. 03F8
D. 0278
7. In order for a device to interrupt the CPU and request service, the device must be assigned what?
A. IRQ
B. IO address
C. DMA channel
D. Memory address
8. What is the default IO address assigned to LPT1?
A. 02F8
B. 0378
C. 03F8
D. 0278
9. What IRQ is assigned to COM2?
A. 3
B. 4
C. 7
D. 5
10. Which two ports use IRQ 4?
A. COM1, COM4
B. COM3, COM1
C. COM2, COM4
D. LPT1, LPT2
11. What is the default IO address assigned to LPT2?
A. 02F8
B. 0378
C. 03F8
D. 0278
12. What IRQ is assigned to LPT1?
A. 2
B. 4
C. 5
D. 7
13. What two ports use IRQ 3?
A. COM1, COM3
B. COM2, COM3
C. COM2, COM4
D. COM3, COM4
14. What IRQ is assigned to LPT2?
A. 2
B. 4
C. 5
D. 7
15. How many I/O port addresses are there in total?
A. 8
B. 16
C. 16, 384
D. 65,536
16. What is the IRQ value that is used to cascade the first 8 IRQs to the second 8 IRQs?
A. 0
B. 1
C. 2
D. 7
17. How many DMA channels are there in total?
A. 8
B. 16
C. 16,384
D. 65,536
18. How many IRQs are there on an AT system?
A. 2
B. 5
C. 8
D. 16
19. Which Windows utility can you use to view system resources in use?
A. Windows Explorer
B. Device Manager
C. Internet Explorer
D. Regedit
20. How many IRQs are there on an XT system?
A. 5
B. 8
C. 16
D. 32
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