Principio del formulario
A computer can access devices on the same network but can not access devices on other networks. What is the probable cause of this problem?
The cable is not connected properly to the NIC.
The computer has an invalid IP address.
The computer has an incorrect subnet mask.
The computer has an invalid default gateway address.
Final del formulario
2Principio del formulario
Refer to the exhibit. What is the correct order of steps to safely remove one of several hot-swappable devices using the least amount of steps?
2, 3, 5, 6
1, 3, 5, 6
1, 4, 5, 6
2, 5, 6
Final del formulario
3Principio del formulario
Which power mode should be used by a laptop so that all the data is saved, all the applications the user was working on are left open, and there is no power used by the laptop?
Hibernate
Suspend
Left on with no power mode
Soft shutdown
Final del formulario
4Principio del formulario
The technician has been asked to upgrade the printer driver for an old printer. What is the best source for a new driver?
manufacturer's website
Microsoft Update website
printer installation disk
Windows Device Manager
Windows hardware profiles
Final del formulario
5Principio del formulario
A technician is asked to configure the time the system must be idle before the hard disk spins down on all the Windows-based laptops in the company. The technician configured the power options in Windows but it appears to have no effect. Where should the technician look to enable power management?
Administrative Tools
BIOS
Command Prompt
Safe mode
System Registry
Final del formulario
6Principio del formulario
A technician needs to configure the hard drive on a computer so that there appears to be one drive for the operating system and four drives for data from different applications. How can the hard drive be configured to provide this perception?
Create five primary partitions.
Create one extended partition with five logical drives within it.
Create one primary partition and an extended partition with four logical drives within it.
Create five extended partitions.
Create one logical partition with five primary partitions within it.
Create one primary partition and one logical partition with four logical drives within it.
Final del formulario
7Principio del formulario
Which three rules increase the level of password strength? (Choose three.)
Passwords should never expire.
Passwords should be a combination of letters and numbers.
Passwords should combine a user's special dates and initials so they can be alphanumeric.
Passwords should be changed by the user after specific periods of time.
Password expiration and lockout policies should be clearly defined.
Passwords should be short to reduce the chances of users forgetting them.
Final del formulario
8Principio del formulario
A user is reporting that a new external hard drive is defective. The laptop will allow access to the drive at times, and then will report that the drive cannot be found. Upon an initial examination of the laptop, it is discovered that the user has ten USB devices connected to the laptop.
What is the best quick solution to this problem?
Remove all the peripherals except the hard drive and observe the results.
Move the laptop to another location and observe the results.
Replace the power adapter and observe the results.
Replace the USB hub and observe the results.
Flash the BIOS on the laptop and observe the results.
Final del formulario
9Principio del formulario
Which type of scanner generally has high costs but produces top-quality images?
all-in-one
drum
handheld
flatbed
Final del formulario
10Principio del formulario
A technician wishes to boot a computer using a CD-ROM that contains a limited operating system and diagnostic utilities. Where would the technician set the boot order for the PC?
My Computer
Control Panel
Device Manager
BIOS
Start Menu
Final del formulario
11Principio del formulario
Which three things should be investigated first when troubleshooting a printer? (Choose three.)
equipment power
corrupt print driver
low-ink warning
out of paper
operating system compatibility
firmware version
Final del formulario
12Principio del formulario
Which two interface types make it possible to attach different external components to laptops and desktops without powering the computer off? (Choose two.)
ExpressCard
FireWire
ISA
PCI
PCMCIA
USB
Final del formulario
13Principio del formulario
Where in Windows XP can the shutdown, hibernate, and standby modes be configured?
Start > Control Panel > Power Options
Start > Control Panel > Administrative Tools
Start > Control Panel > Power Modes
Start > Control Panel > System Final del formulario
14Principio del formulario
Refer to the exhibit. Which two port types are shown in the graphic? (Choose two.)
modem
network
parallel
serial
USB
Final del formulario
15Principio del formulario
The ABC Company manager is calculating the TCO for an inkjet printer that the company needs to purchase. Which three factors should be included in this calculation? (Choose three.)
warranty
software costs
user training
price per page
purchase price
environmental requirements
Final del formulario
16Principio del formulario
Refer to the exhibit. Which sequence of steps describes the printing process used by a laser printer?
1,2,3,4,5,6
2,5,3,4,1,6
3,4,1,6,2,5
4,2,6,5,3,1
Final del formulario
17Principio del formulario
Which network device uses a MAC address table to segment the network?
concentrator
hub
PBX
router
switch
Final del formulario
18Principio del formulario
What is the default subnet mask for a Class A network?
0.0.0.255
0.0.255.255
0.255.255.255
255.0.0.0
255.255.0.0
255.255.255.0
Final del formulario
19Principio del formulario
A network administrator is troubleshooting a server that keeps crashing. While monitoring traffic to the server, the administrator notices repeated, larger than normal pings to the server. What is the name of this type of attack?
multi-ping attack
phishing
ping bomb
ping of death
spoofing
zombie attack
Final del formulario
20Principio del formulario
Refer to the exhibit. Which type of removable media is depicted?
hard disk
USB optical drive
PC card
flash drive
Final del formulario
21Principio del formulario
A technician has replaced a failing floppy drive. While testing the new drive, the technician notices that the floppy drive light remains lit constantly. What is most likely the cause of the problem?
The new floppy drive is faulty.
The ribbon cable is installed incorrectly.
The jumper settings are set incorrectly for the floppy drive.
The floppy drive has been disabled in the BIOS.
Final del formulario
22Principio del formulario
A technician is having trouble with laptops that keep overheating. What preventive maintenance procedure can be performed on the laptops to reduce this problem?
Regularly replace the laptop battery.
Encourage users to run the laptop from the battery more often.
Encourage users to run the laptop from the AC adapter more often.
Remove and clean the CPU.
Clean the air vents.
Replace the fan.
Final del formulario
23Principio del formulario
What characterizes spoofing?
Making data appear to come from a source other than the actual source.
Sending abnormally large amounts of data to a remote server to prevent user access to the server services.
Intercepting or inserting false information in traffic between two hosts.
Sending bulk e-mail to individuals, lists, or domains intending to prevent users from accessing e-mail.
Final del formulario
24Principio del formulario
When a Windows XP computer has completed the POST for each adapter card that has a BIOS, what is the next step during the boot sequence?
BIOS reads the MBR.
NTDETECT.COM is used to detect any installed hardware.
NTDLR reads the registry files.
The WINLOGON.EXE program is started.
Final del formulario
25Principio del formulario
Logical addressing and routing function at which layer of the OSI model?
Application
Data Link
Network
Physical
Transport
Final del formulario
26Principio del formulario
ABC Inc. decided to integrate redundancy by connecting multiple hard disks to duplicate the information they store. Which type of adapter will need to be installed on the servers to accomplish the desired redundancy?
NIC
Wireless NIC
USB gateway
RAID adapter .
multiple slave hard disk adapter
Final del formulario
27Principio del formulario
Where can a user change the idle time after which a laptop will switch to standby mode?
Right-click the desktop, then click Power Modes > Standby.
Right-click My Computer, then click Properties > Hardware > Device Manager > ACPI.
Left-click Start > Control Panel > Power Options, then click the Power Schemes tab.
Left-click Start > All Programs > Accessories > System Tools > Power Management.
Final del formulario
28Principio del formulario
Which two types of connectors can be found on DVI cables? (Choose two.)
3-pin
15-pin
24-pin
29-pin
32-pin
Final del formulario
29Principio del formulario
In the event of a catastrophic system or hardware failure, which Windows XP utility provides a framework for saving and recovering the operating system?
Emergency Repair Disk (ERD)
Automated System Recovery (ASR)
Windows Recovery Manager (WRM)
Automated Windows Recovery (AWR)
Windows System Recovery (WSR)
Final del formulario
30Principio del formulario
Which type of power connector is used to connect devices such as optical drives and hard drives?
20-pin
24-pin
Berg
Molex
P8
P9
Final del formulario
31Principio del formulario
ABC Company wants to configure laptops to automatically power components off to improve battery life. Which power management control can be used to accomplish this?
ACPI
AMD
UPS
BIOS
PnP BIOS
Final del formulario
32Principio del formulario
Which Windows tool should be run before upgrading the operating system?
Convert
Fdisk
Msconfig
Ntbackup
Final del formulario
33Principio del formulario
When analyzing a protocol used on the network, it is discovered that multicast messages are being sent to network devices. Which class of IP addressing is being used to send these messages?
A
B
C
D
E
Final del formulario
34Principio del formulario
A company uses a single computer to receive and test all Windows updates. When the most recent update was installed, several programs failed. What is the first course of action that a technician should attempt to remove the update?
Run a System Restore from the last restore point.
Use the Add or Remove Hardware applet in the Control Panel to remove the update.
Restore the hard drive from the last system backup.
Use the Recovery Console to restore the operating system.
Final del formulario
35Principio del formulario
Which three benefits are gained by networking computers? (Choose three.)
decreased need of personal training
fewer peripherals needed
decreased computer-to-user ratio
lower cost licensing
increased user specialization
increased communication capabilities
Final del formulario
36Principio del formulario
A technician is troubleshooting a computer that is experiencing hardware failure detected by the BIOS. What is one way this failure is indicated?
The computer automatically boots into Safe Mode and displays a warning on the screen.
The screen flashes with a red background and displays a warning message.
The computer emits a pattern of beeps indicating the failing device.
The computer returns an error message indicating the I/O address of the failing device.
Final del formulario
37Principio del formulario
Which two quick solutions are commonly recommended when a technician is troubleshooting a laptop? (Choose two.)
Reboot the laptop.
Reinstall the operating system.
Disconnect the peripherals.
Have the customer verify the problem.
Call a level-2 technician.
Final del formulario
38Principio del formulario
A customer is angry and calls to complain that the service scheduled on his computer took longer than expected. The technician reviews the work order and notices that the service was performed by a new employee. How should the technician respond?
Verify that the computer is working properly now.
Listen to the complaint and then apologize for any inconvenience caused by the lengthy service on the computer.
Explain that the repair technician sent to perform the repair is inexperienced.
Put the customer on hold until a supervisor is available.
Final del formulario
39Principio del formulario
When installing the Windows XP operating system, a technician is given a choice of file systems to use. If security is a requirement, which file system should be chosen?
FAT32
HPFS
NFS
NTFS
Final del formulario
40Principio del formulario
What is the logical topology used for the Ethernet architecture?
bus
double ring
extended star
ring
star
Final del formulario
41Principio del formulario
What characterizes a DDoS attack?
Many hosts participate in a coordinated attack.
Infected computers are called Daemons.
It is easy to identify the source of the attack.
All hosts must be in the same geographic area.
Final del formulario
42Principio del formulario
Which two general precautions should be taken before replacing any non-hot-swappable laptop component? (Choose two.)
Disconnect the power cord.
Keep any component in a plastic bag until installation.
Remove any batteries.
Use carpets in cool areas.
Wear rubber-soled shoes to work with the computer.
Final del formulario
43Principio del formulario
Which type of cable standard uses a 9-pin connector and supports data rates in excess of 800 Mbps?
DB-9
DB-25
IEEE 1284
IEEE 1394a
IEEE 1394b
Final del formulario
44Principio del formulario
Which protocol adds security to remote connections?
FTP
HTTP
NetBEUI
POP
SSH
Final del formulario
45Principio del formulario
Which protocol dynamically assigns IP addresses to network devices?
DHCP
DNS
ICMP
RARP
TCP
Final del formulario
46Principio del formulario
What is the purpose of an IRQ?
Perform input/output between the CPU and peripherals.
Establish peer-to-peer communication between devices and software.
Request information from the CPU.
Access the computer RAM for reading and writing.
Final del formulario
47Principio del formulario
A technician is installing dual operating systems on a computer. Which disk management tool should be used to create two partitions on the hard disk?
Chkdsk
Defrag
Fdisk
Format
Scandisk
Final del formulario
48Principio del formulario
A technician receives a call from a customer dissatisfied with past service who continually complains about the service during the call. How should the technician handle this call?
Remind the customer that his company is probably better than the competition.
Advise the customer that they can always leave his company and do business with the competition.
Listen to the complaint and advise the customer that he will make every effort to avoid what they are complaining about.
Ask the customer to submit his complaint in writing.
Final del formulario
49Principio del formulario
Refer to the exhibit. Which three status LEDs are shown in the graphic? (Choose three.)
battery status
Bluetooth activity
caps lock
hard-drive activity
power on status
wireless activity
Final del formulario
50Principio del formulario
Why do mobile devices such as laptop computers use specifically designed CPUs?
They consume less power.
They are smaller.
They are lighter.
They require customized cooling mechanisms.
They need to fit proprietary motherboards.
Final del formulario
51Principio del formulario
When installing a network adapter into a client computer, a technician notices that the contacts on the adapter need to be cleaned. Which solution should the technician use to clean the contacts?
glass cleaner
isopropyl alcohol
mild detergent
rubbing alcohol
slightly abrasive cleanser
Final del formulario
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