JK0-801無料問題集「CompTIA A+ Certification Exam (JK0-801)」

質問 1

A technician needs to verify a set of patch cables in inventory are working properly. Which of the following tools should the technician use?

（A）Cable tester

（B）Toner probe

（C）Multimeter

（D）Crimper

正解：A 解答を投票する

質問 2

A technician is troubleshooting an IDE hard drive that is emitting a humming sound. They suspect a faulty connector. Which of the following voltages should be supplied through the power connector to an IDE hard drive? (Select TWO).

（A）12V

（B）5.5V

（C）5V

（D）3V

（E）9V

（F）20V

正解：A、C 解答を投票する

質問 3

Which of the following describes the function of a switch in a network?

（A）Determines whether a packet belongs on an internal or external network

（B）Broadcasts packets it receives to all connections

（C）Converts a packet for transmission from one network to another network

（D）Transmits packets it receives to specific connections

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

A technician has been requested to replace an Intel CPU with an AMD CPU on a laptop. Which of the following components will need to be replaced as the technician prepares to complete the order?

（A）Memory

（B）DC jack

（C）System board

（D）Inverter

正解：C 解答を投票する

質問 5

Which of the following bus speeds is supported by PC2-5300 and PC2-4200?

（A）666Mhz

（B）333Mhz

（C）800Mhz

（D）533Mhz

正解：D 解答を投票する

質問 6

A user has requested a technician to upgrade a small form factor open source PC to facilitate video capture. Which of the following should be used?

（A）PS/2 adapter

（B）IDE sound card

（C）Riser card

（D）PCIe video card

正解：C 解答を投票する

質問 7

Network cards have a unique hex number assigned to every unit. This number is known as which of the following?

（A）IP address

（B）MAC address

（C）LUN

（D）Network ID

正解：B 解答を投票する

質問 8

A technician needs to install a new printer to a computer in a SOHO environment. The technician wants the printer connection to have the FASTEST speed. Which of the following types of connectors should the new printer have?

（A）DB-9

（B）USB 2.0

（C）FireWire 400

（D）Parallel

正解：B 解答を投票する

質問 9

Which of the following is the purpose of DHCP?

（A）Ability to automate the IP schema to hosts

（B）Resolves host names to IP addresses

（C）Resolves host names to MAC addresses

（D）Assigns MAC address hosts on a network

正解：A 解答を投票する

質問 10

A user has a new laptop with a quad-core processor, and wants to increase the memory of the unit. Which of the following memory types would be the BEST choice?

（A）RIMM

（B）SIMM

（C）DIMM

（D）SODIMM

正解：D 解答を投票する

質問 11

Which of the following would be a necessary step in performing preventive maintenance on a thermal printer?

（A）Replace the print head

（B）Clean the heating element

（C）Replace the toner

（D）Apply the maintenance kit

正解：B 解答を投票する

質問 12

A technician is attempting to salvage an old laptop for further use. Which of the following parts are MOST likely to be considered upgradeable in a laptop? (Select TWO).

（A）Memory

（B）Motherboard

（C）Video card

（D）Hard drive

（E）Screen

正解：A、D 解答を投票する

質問 13

Most notebook PCs have their WiFi antenna located in the:

（A）top cover.

（B）LCD.

（C）I/O area.

（D）WiFi card.

正解：A 解答を投票する

JK0-801 無料問題集「CompTIA A+ Certification Exam (JK0-801)」

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