Questions and Answers | Complete
Review with Detailed Rationales |
Grade A+
• An internal laptop keyboard is generally connected to the laptop's system using a:
-✓✓Ribbon cable
• Which of the following best describes how a switch functions? -✓✓It connects
multiple cable segments (or devices), and forwards frames to the appropriate
segment.
• The chain of custody is used for what purposes? -✓✓Retaining evidence integrity
by identifying people coming into contact with evidence
• You are installing networking cable in the air space between the ceiling and the
roof of a building. Which type of cabling should you use? -✓✓Plenum
• Which type of printer has the poorest print quality because the image is created
using fairly large dots? -✓✓Dot matrix
• Which of the following features is supplied by WPA2 on a wireless network? -
✓✓Encryption
• Which of the following is an important aspect of evidence gathering? -
✓✓Backing up all log files and audit trails
• You recently installed a small office home office wireless router.To avoid
security holes and bugs, what should you do to the router? -✓✓Update the
firmware
• Which of the following terms refers to increasing the clock speed of a component
in an effort to increase performance? -✓✓Overclocking
,• Which mechanisms could you use to resolve a hostname into its associated IP
address? (select two) -✓✓hosts file and DNS
• You have a CD-RW drive that advertises speeds of 32x/12x/48x. What is the read
speed of the drive? -✓✓48x
• You have been told to replace the hard drive on a laptop computer that has a drive
bay accessible from the outside of the computer. Which of the following should
you do after powering down the system? (Select two) -✓✓Remove the battery and
Unplug the AC power
• Which type of interface is typically used for internal wireless networking cards in
laptops? -✓✓Mini-PCI
• Which kind of connector do you use to connect a modem to a standard telephone
line? -✓✓RJ-11
• Which of the following is an advantage of connecting a printer to a network? -
✓✓Multiple users can print to the same printer.
• You're troubleshooting an older laser printer that is creating 'accordion jams'
where the paper is crumpled as it exits the printer moving into the output tray.
What can you do to fix this problem? -✓✓Install a maintenance kit.
• Which of the following situations is most likely to require a system BIOS
upgrade? -✓✓You are upgrading a processor.
• When do you need to upgrade the system BIOS? -✓✓Whenever a BIOS update
provides functionality not currently supported that is required by the operating
system or hardware.
• What is the maximum data transfer speed for USB 3.0 devices -✓✓5 Gbps
• Which of the following are features of Basic Rate ISDN (BRI) (Select Three) -
✓✓Dial-up connection; one control channel; two data channels.
• A dot matrix printer is printing faintly after replacing the print head. What should
you do? -✓✓Check the gap between the printer head and the paper
,• What protocol is used to send email messages from a mail client to a mail server?
-✓✓SMTP
• You want to use your windows workstation to browse the web sites on the
Internet. You use a broadband DSL connection to access the Internet. Which
network protocol must be installed on your workstation to do this? -✓✓IP
• You are purchasing a PC system that will be used as a file and print server in a
small business. Which hardware selection criteria would be most important for this
system? (select two) -✓✓RAID 1+0 array; 64 bit multi-core processor
• You've just purchased an external SCSI hard drive for your desktop workstation.
What should you do before you connect it to the system? -✓✓Set the drive's SCSI
ID
• You have an AMD processor and an Intel processor, both of which have the same
speed rating and both of which use the same front-side bus rate. Which of the
following statements is true about the relative performance of both processors? -
✓✓Performance will depend on other factors such as cache and other features
• During the POST, you receive a message stating: Keyboard not present. Press F1
to continue. What are the most likely causes of this error message? (select two) -
✓✓A poor keyboard connection; A stuck key on the keyboard
• You have just replaced the motherboard in your computer. Now your computer
will not start. You press the power button on the system case, but nothing happens;
there are no sounds or lights. What should you do? -✓✓Connect the power button
to the motherboard
• The integrated mouse, the small monitor, and the compact nature of the keyboard
are impeding your work when you use a notebook, but you still need a system that
is portable if necessary. What is your best option? -✓✓Buy a docking station for
your notebook
• You recently upgraded a clident's older workstations from Windows XP to
Windows 7. The client has called to complain that the interface is very slow. For
example, after clicking on the Start button, the Start Menu appears on the screen.
, How can you fix this problem without upgrading the hardware itself? -✓✓Set the
visual effects for best performance
• Which of the following use Centronics-type connectors? -✓✓Parallel
• Which of the following is a characteristic of a multi-processor system? -
✓✓Multiple processor sockets on the motherboard
• Which expansion bus is best for high-speed, high-resolution, three-dimensional
graphics? -✓✓PCIe
• Which of the following expansion buses is most commonly used for devices such
as sound cards, modems, and network cards? -✓✓PCI
• You have just signed up for a broadband home Internet service that uses coaxial
cable. Which connector type will you most likely use? -✓✓F-type
• Which of the following is NOT an advantage of SSDs over HDDs? -
✓✓Inexpensive
• Which memory rating identifies the fastest memory? -✓✓DDR3-2000
• When conducting a forensic investigation, and assuming that the attack has been
stopped, which of the following actions should you perform first? -✓✓Document
what's on the screen
• Which of the following will help reduce the threat of static discharge when
working on computer hardware?(select two) -✓✓Remain in physical contact with
the server chassis at all times; store unused components in static-shielded bags
• Which of the following objects should have thermal paste applied (select two) -
✓✓CPU; Heat sink
• You are purchasing several PC system that will be used as thin clients in a large
organization. Which hardware selection criteria would be most important for this
system? -✓✓Gigabit Ethernet adapter