Hardware and Network Troubleshooting
Q: What does a multimeter measure?
A: Voltage
Q: You are troubleshooting a server and discover that one of the hard drives in the RAID 0 array has failed. Which statement is true?
A You need to replace the failed drive, and the data on the array is lost.
Q: Which of the following Windows command-line utilities is used to verify the route a data packet takes to a remote host?
A: Tracert
Q: Which of the following is a route-tracing utility that displays the path an IP packet takes to reach its destination?
A: Tracert
Q: You are troubleshooting a printer power issue. Which of the following readings would you normally expect for pin 1 of power interface J210, while checking with a multimeter?
A: +5V
Which of the following switches is used with the ping command to ping the remote host continuously until the pinging process is stopped manually?
A: -t
Q: When you print documents on your laser printer, you see residue from previous images on the output. What two things are the most likely causes of this problem? (Choose two.)
A: A bad erasure lamp & A broken cleaning blade
Q: You have an inkjet printer. Recently, papers are being printed with excessive amounts of ink, and the ink is smearing. What is the most likely cause of the problem?
A: A faulty ink cartridge
Q: A technician turns on a computer, but nothing shows up on the monitor. However, he hears one short beep followed by one long beep. With this, he identifies that there is a problem in display. What will he do to resolve this problem?
A: Check video cable.
Q: What causes stray marks on the paper printed through an inkjet printer?
A: Dust on printer cartridge
Q: Which of the following cannot be the cause of paper jams in laser printers?
A: Faulty toner
Q: An incompatible printer driver will result in ____________.
A: Garbage printing
Q: What two devices are commonly used to cool components within a PC? (Choose two.)
A: Heatsinks & Fans
Q: You are working with a system that is assigned IP configuration information from a central server. You wish to view the IP information on the system. Which of the following commands would you use from the command prompt?
A: IPCONFIG /ALL
Q: While troubleshooting a client computer, you decide to obtain a new IP address from the DHCP server. After releasing the existing address, which command do you use to get new IP information from the DHCP server?
A: IPCONFIG /RENEW
Q: Which of the following commands will you use to see the IP address of a networked computer?
A: IPConfig
Q: Which of the following causes an "Out of memory" message whenever you try to print?
A: Inadequate computer memory
Q: Which of the following functions does a loopback plug perform?
A: It tests serial and parallel ports of a computer.
Q: A _________ is used to diagnose issues related to both parallel and serial ports to check whether they are working or not.
A: Loopback plug
Q: You suspect a faulty network card on a client machine. Which tool can you use to test your hypothesis?
A: Loopback plug
Q: Which device is used to test the issues related to power supply output?
A: Multimeter
Q: Which of the following devices will you use to detect electrical issues with printers or scanners?
A: Multimeter
Q: You need to connect a client computer to a shared network drive from the command prompt. Which command should you use?
A: NET USE
Q: Smith, a network administrator, wants to list the cache of NetBIOS names and IP addresses. Which of the following utilities will he use?
A: Nbtstat
Q: Which of the following commands is used for displaying Ethernet statistics?
A: Netstat -e
Q: Every computer has a diagnostic program built into its BIOS called the ___________.
A: POST
Q: Which of the following is plug-in interface card that displays progress and error codes generated during power-on self-test?
A: POST card
Q: Which of the following TCP/IP utilities tests connectivity between two network hosts?
A: Ping
Q: Which of the following tools is used to check the connectivity between the two hosts in a TCP/IP network?
A: Ping
Q: Which of the following utilities is described in the statement given below? "It tests connectivity between hosts on a TCP/IP-based network by sending out a series of packets to a specified destination host. On receiving the packets, the destination host responds with a series of replies. These replies can be used to determine whether the network is working properly or not."
A: Ping
Q: John, a user, complains to a technician that his laptop won't power on. He charged it all night, so he knows that the battery is fine. What should a technician do first?
A: Plug the laptop in using an AC adapter and try to power it on.
Q: While inspecting a motherboard, you notice a discolored area. What usually causes this?
A: Power surge
Q: Users are complaining that their print jobs are not printing. You open the print queue and see 50 jobs lined up. The printer is connected properly and online. What should you do?
A: Stop and restart the print spooler.
Q: While using the company's printer, your staff members complain that one of the print servers is not working properly. Users send their jobs, but due to unknown reasons, the printer is not printing. What should be the first step to resolve the issue?
A: Stop and restart the spooler service.
Q: The display on your laptop appears warped and fuzzy. You plug in an external monitor, and the image on it is fine. What is the most likely cause of the problem?
A: The LCD display
Q: You turn on a computer and it doesn't boot up properly. From inside the case, you hear a rhythmic ticking sound. What is most likely the problem?
A: The hard drive
Q: You support an old dot-matrix printer at work. When the printer prints, there is always a blank horizontal line in the middle of each line of output. What is the most likely cause of the problem?
A: The print head needs to be replaced.
Q: You are having problems with the video card in one of your computers. Where could you check for troubleshooting information?
A: The video card manufacturer's website
Q: Your laser printer keeps printing vertical black lines on its output pages. What is the most likely cause of the problem?
A: There is a groove or scratch in the EP drum.