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

質問 1

Which of the following cards would utilize a 4G signal to provide Internet access?

（A）Wi-Fi cards

（B）Sound cards

（C）USB cards

（D）Cellular cards

正解：D 解答を投票する

質問 2

An example of built-in system diagnostics includes which of the following?

（A）BIOS settings

（B）TPM

（C）Indicator lights

（D）POST cards

正解：C 解答を投票する

質問 3

Which of the following protocols would be BEST used to access the command line interface of a router securely?

（A）SFTP

（B）HTTP

（C）TELNET

（D）SSH

正解：D 解答を投票する

質問 4

Which of the following connection types is MOST likely associated with an external DVD drive?

（A）USB

（B）Bluetooth

（C）SATA

（D）Fiber

正解：A 解答を投票する

質問 5

A video adapter typically has which of the following connector types?

（A）DB-9

（B）eSATA

（C）HDMI

（D）RS-232

正解：C 解答を投票する

質問 6

A technician is examining a UTP cable and notices that pins 1, 2, 3, and 6 are not the same on both ends of the cable. Which of the following is the type of cable the technician has?

（A）Patch cable

（B）Coaxial cable

（C）Plenum cable

（D）Cross over cable

正解：D 解答を投票する

質問 7

Which of the following allows for the FARTHEST transmission distance for data?

（A）Bluetooth

（B）Single-mode fibre

（C）RG-6 cable

（D）CAT6 cable

正解：B 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 8

A new secure SOHO is being setup using a wireless network. The users do not want any surrounding neighbors to be able to use this new network. Which of the following would MOST likely need to be configured? (Select TWO).

（A）Configure WAP to use Channel 7

（B）Enable SSID broadcast

（C）Configure WAP to use Channel 11

（D）Enable DHCP server on the router

（E）Disable SSID broadcast

（F）Configure wireless encryption

（G）Configure WAP to use Channel 1

正解：E、F 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 9

Which of the following wireless standards operates at 5 GHz and has a maximum speed of 54 Mbps?

（A）802.11b

（B）802.11a

（C）802.11n

（D）802.11g

正解：B 解答を投票する

質問 10

Which of the following display types would provide the HIGHEST picture quality for a large-screen display?

（A）LCD

（B）CRT

（C）Plasma

（D）OLED

正解：C 解答を投票する

質問 11

A company has multiple operating systems and printer models throughout their campus. None of the printers need to be physically secured and are openly accessible throughout the company. Which of the following would be the BEST way to share these print devices?

（A）Bluetooth

（B）Print server

（C）802.11x

（D）Local sharing

正解：B 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 12

Which of the following features of Windows allows a device to have a default IP address if a DHCP server is not available?

（A）DNS

（B）APIPA

（C）IPv6

（D）ARP

正解：B 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 13

When configuring a new hard drive for use in a hot swappable environment, which of the following connection types should be used?

（A）eSATA

（B）SATA

（C）IDE

（D）PATA

正解：A 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 14

A technician has replaced the NIC in a computer running Windows XP Professional and has properly installed the device driver. The computer indicates the card has network connectivity, but the technician is unable to access the Internet. Which of the following should the technician do NEXT to finish the NIC installation?

（A）Assign the NIC an APIPA address using ipconfig and the network setup wizard

（B）Change the computer and DNS server's IP addresses in the Action Center

（C）Reboot the computer and configure the necessary network settings in the BIOS

（D）Use ipconfig to check the current settings and Network Connections to make changes

正解：D 解答を投票する

質問 15

Which of the following parts of a laptop screen provides illumination for the LCD?

（A）Backlight

（B）Inverter connector cable

（C）Inverter

（D）Bezel

正解：A 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 16

Which of the following should a technician configure on a small office home office (SOHO) wireless router so IP addresses are automatically assigned to devices on the wireless network?

（A）NAT

（B）DNS

（C）DHCP

（D）MAC filtering

正解：C 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 17

A new firewall has recently been installed and several users are now unable to access the Internet. Which of the following ports is MOST likely being blocked?

（A）80

（B）23

（C）25

（D）110

正解：A 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 18

Proper lifting technique for heavy items is:

（A）to squat and lift from the legs.

（B）to bend down and lift the item up.

（C）to have two people bend down and pick the item up.

（D）to use gloves to pick up the item.

正解：A 解答を投票する

質問 19

Which of the following wireless standards only uses TKIP encryption?

（A）AES

（B）WEP

（C）WPA2

（D）WPA

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)

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

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