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- CWTS PW0-071
51.
You want to connect a desktop computer to an IEEE 802.11n wireless network. Which
wireless LAN adapter would be the best solution if you do not want to disassemble the
computer?
- A.Mini-PCI
- B.USB 2.0
- C.Half Mini-PCIe
- D.PCMCIA
- Answer & Explanation
- Report
Answer : [B]
Explanation :
Explanation :
| A USB 2.0 adapter can be connected to a port on the outside of the computer. Mini- PCI and Half Mini-PCIe are typically used in notebook computers and other portable devices and require some level of disassembly. PCMCIA cards can be used in desktop computers only if an internal PCI adapter is used, which will require disassembly of the computer case. |
52.
Which client device will allow a user to connect several Ethernet devices on a common
segment to an access point?
- A.PCMCIA
- B.PCI bridge
- C.Wireless workgroup bridge
- D.Ethernet bridge
- Answer & Explanation
- Report
Answer : [C]
Explanation :
Explanation :
| A wireless workgroup bridge will connect an Ethernet segment to a wireless network, allowing all devices connected to a common physical layer boundary to communicate wirelessly. A PCMCIA adapter is used to connect a single device such as a notebook computer to a wireless network. An Ethernet bridge is not a wireless device and is used to connect Ethernet segments together. |
53.
USB was designed as a replacement for which two legacy communication connections?
- A.Serial and PCI
- B.Serial and parallel
- C.Parallel and ISA
- D.Parallel and EISA
- Answer & Explanation
- Report
Answer : [B]
Explanation :
Explanation :
| The original USB standard was intended to replace serial and parallel ports. A PCI slot is found on the motherboard in a desktop computer. ISA (Industry Standard Architecture) and EISA (Extended ISA Industry Standard Architecture) are also slots that would be found on some motherboards in a desktop computer. |
54.
How many data bits does serial communication transmit at a time?
- A.1
- B.3
- C.4
- D.8
- Answer & Explanation
- Report
Answer : [A]
Explanation :
Explanation :
| Serial communication transmits one bit at a time. Parallel transmits several bits at a time. |
55.
Which wireless adapter may require some disassembly of a notebook computer to install?
- A.PCI
- B.PCMCIA
- C.PC Card
- D.Mini-PCI
- Answer & Explanation
- Report
Answer : [D]
Explanation :
Explanation :
| A Mini-PCI card may be mounted in a notebook computer motherboard by removing a panel within the computer case. PCI adapters are for desktop computers and are installed in an available PCI slot on the motherboard, and PCMCIA, another name for PC Card, will use an external interface on a notebook computer. |
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