CompTIA A+ Essentials 2009 Hardware Practice Exam
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100 Comptia A+ Essentials 2009 Practice Questions emphasizing hardware.
- 1.Which bus is used to enhance PC functionality
- A.
Address
- B.
Data
- C.
Expansion
- D.
Video
- 2.Which bus is used to enhance PC functionality
- A.
Address
- B.
Data
- C.
Expansion
- D.
Video
- 3.Typically, the PCI bus is a(n) ____-bit bus.
- A.
64
- B.
32
- C.
16
- D.
24
- 4.Typically, the PCI bus is a(n) ____-bit bus.
- A.
64
- B.
32
- C.
16
- D.
24
- 5.COM1 and COM2 are assigned to which IRQs?
- A.
1 and 2
- B.
2 and 3
- C.
3 and 4
- D.
9 and 10
- 6.COM1 and COM2 are assigned to which IRQs?
- A.
1 and 2
- B.
2 and 3
- C.
3 and 4
- D.
9 and 10
- 7.3 I/O addresses are designated as what?
- A.
Bits
- B.
Binary numbers
- C.
Hexadecimal numbers
- D.
Exponents
- 8.3 I/O addresses are designated as what?
- A.
Bits
- B.
Binary numbers
- C.
Hexadecimal numbers
- D.
Exponents
- 9.What technology has replaced DMA?
- A.
Bus mastering
- B.
Memory transfers
- C.
Polling
- D.
Riser cards
- 10.What technology has replaced DMA?
- A.
Bus mastering
- B.
Memory transfers
- C.
Polling
- D.
Riser cards
- 11.With the PCI specification, a single adapter can provide up to how many functions?
- A.
1
- B.
2
- C.
4
- D.
8
- 12.With the PCI specification, a single adapter can provide up to how many functions?
- A.
1
- B.
2
- C.
4
- D.
8
- 13.PCIe uses ___________ communication.
- A.
USB
- B.
Serial
- C.
Parallel
- D.
Ps2
- 14.PCIe uses ___________ communication.
- A.
USB
- B.
Serial
- C.
Parallel
- D.
Ps2
- 15.PCIe is a(n) ________-line technology.
- 16.PCIe is a(n) ________-line technology.
- 17.Which is not a component of a CPU?
- A.
Bus architecture
- B.
Control unit
- C.
Execution unit
- D.
Register
- 18.Which is not a component of a CPU?
- A.
Bus architecture
- B.
Control unit
- C.
Execution unit
- D.
Register
- 19.The math co-processor was the predecessor to which CPU component?
- A.
ACL
- B.
Core
- C.
FPU
- D.
Register
- 20.The math co-processor was the predecessor to which CPU component?
- A.
ACL
- B.
Core
- C.
FPU
- D.
Register
- 21.A single-core processor has one of what component?
- A.
Control unit
- B.
Execution unit
- C.
FPU
- D.
Register
- 22.Which type of bus connects the processor to the main memory?
- A.
Address bus
- B.
Data bus
- C.
Internal bus
- D.
Generic bus
- 23.True or false? Current processors have both L1 and L2 caches.
- A.
True
- B.
False
- 24.A single-core processor has one of what component?
- A.
Control unit
- B.
Execution unit
- C.
FPU
- D.
Register
- 25.The data bus for current CPUs is how many bits?
- A.
16
- B.
32
- C.
64
- D.
128
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