A+ 1101 #19
Which of the following tools allows to identify bad port on a network device?
Loopback plug
In Voice over Internet Protocol (VoIP) communication, the term "Jitter" refers to a data packet delay that adversely affects the quality of the transmission.
True
Which of the actions listed below would be of help while troubleshooting incorrect color settings on the printer's output pages? (Select 3 answers)
Calibrating the display Using appropriate printing paper Calibrating the printer
Which of the following answers refers to a common fix for cursor drift?
Calibration
Which of the following actions would be of help while troubleshooting intermittent wireless connectivity problems?
Check physical connections (e.g., loose/faulty cables, expansion cards, etc.) Increase the signal strength (adjust power level controls on a WAP, move closer to a WAP, or switch to a different WAP Configure a WAP to operate on a different wireless channel (1, 6, or 11) Check for interference from wireless devices operating in the 2.4 GHz frequency band (e.g., cordless phones, Bluetooth devices, or microwave ovens) If possible, check the network's performance on a different frequency band (2.4 GHz or 5 GHz) Reduce the number of wireless devices using up available bandwidth on the network
An IPv4 address in the range 169.254.0.1 through 169.254.255.254 indicates a problem with what type of service?
DHCP
In laser printing, vertical lines on each output page indicate a problem related to:
Imaging drum
Which of the actions listed below would be of help while troubleshooting non-responsive touchscreen on a mobile device?
Reseating the device's battery Erasing all content/settings and restoring the device to factory defaults (factory reset/hard reset) Pressing a specific key combination/button to perform system restart (soft reset) Removing screen protector and cleaning the screen
The problem of speckling (tiny dots/spots) on the printer's output pages can be caused by leaky cartridges and accumulation of foreign material inside the printer case.
True
A dim display on a laptop LCD screen might indicate a problem related to: (Select 2 answers)
Backlight Inverter
Which step of the laser printer imaging process requires troubleshooting when a printer produces double/echo images (a.k.a. ghost images) on the output pages?
Cleaning
Which of the troubleshooting steps listed below would solve the problem of vertical lines on the output pages of an inkjet printer? (Select 2 answers)
Cleaning printheads Replacing ink cartridges
A network admin can ping remote host by its IP address, but not by its domain name. Which of the following is the most probable source of this problem?
DNS
Which type of network cabling provides immunity against EMI and RFI?
Fiber optic
In laser printing, toner falling off of the printed copy indicates a problem with:
Fuser assembly
Which of the symptoms listed below might be the cause of slow network speeds?
Older cabling type not supporting higher transfer rates Network congestion (too many devices using up network bandwidth) Local applications using up large amount of bandwidth (e.g., too many tabs opened simultaneously in a web browser, background downloads, etc.) Malfunctioning network hardware Network device misconfigurations
Examples of printer problems that might be closely related to malfunctioning pickup rollers include: (Select 2 answers)
Paper not feeding Multipage misfeed
In MS Windows, the problem of a nonresponsive printer with multiple prints pending in queue can be solved by restarting the Print Spooler service. The Print Spooler configuration options can be accessed by pressing Windows logo + R key combination, typing in services.msc in the Run dialog box + pressing Enter, double-clicking on the Print Spooler service, and modifying settings on the Recovery tab. Manual restart can be performed by right-clicking on the Print Spooler service in the Services window and selecting Restart from the pop-up menu.
True
On the CompTIA A+ exam, the term "Finishing issues" in the context of printing process refers to post-printing problems related to additional functionalities offered by some office printers, such as stapling documents and punching holes in printouts. The problem of staple jams can be solved by locating a staple case on the printer and manually removing any jammed staples. For printers that can punch holes in documents, a common maintenance task would be locating a hole-punch waste container on the printer and emptying its contents. Troubleshooting the location of staples and holes on the printout page can be performed via printer's software.
True
The term "Port flapping" refers to a condition where port light on a network device rapidly alternates between up and down states. This problem is usually related to faulty or unsupported cable and/or incorrect link synchronization settings such as speed and duplex mismatch.
True
Which type of network cabling is most susceptible to EMI and RFI?
UTP
The functionality of a Network Interface Card (NIC) can be checked by pinging: (Select 3 answers)
localhost ::1 127.0.0.1
Faded printouts on the output of an inkjet printer indicate a problem related to: (Select 2 answers)
Dried out ink on the printhead nozzles Depleted ink cartridge
Which of the following symptoms would indicate a depleted toner cartridge as the source of a printing problem? (Select 2 answers)
Faded printouts Printing blank pages
Garbled characters on output pages would indicate a printing problem related to:
Printer driver
