Font size
Worksheets220-1001 Super Test Final
Total questions: 110
Worksheet time: 2hrs 50mins
When setting up a POP3 email account, which types of security protocol might you select for incoming mail?
Each correct answer represents a complete solution. Choose all that apply.
HTTPS
HTTP
SSL
TLS
Which one of the following is not used with an SSD?
M.2
PCIe
HDD
mSATA
You are configuring a mail server to use SMTP for outgoing mail. What is the default port that you would probably use?
80
25
22
21
53
The CMOS uses system memory, known as RAM, to store BIOS settings made by the user. True or False?
True
False
What technology was developed by Intel for processing two execution threads within a single processor core?
UEFI
Hyperthreading
Secure Boot
LGA
Virtualization
You want to create a virtual network that runs as fast as possible and runs directly on the system hardware. What type of virtualization should you choose?
Emulation
Host/guest
VMM that runs inside the operating system
Hypervisor-based
Which of the following refers to parity checking?
It uses two rows of 64-bit memory chips.
It uses interleaving to allow the memory controller to increase the rate at which data is written to and read from the memory modules.
It provides a method of error detection that creates a checksum message.
It contains a register chip that prevents instability when using large amounts of memory.
What form factor do laptop memory modules use?
WiFi
DIMM
SODIMM
Bluetooth
Which step of the best practice methodology to resolve problems includes conducting external or internal research based on symptoms?
1
2
3
4
5
When a user wants to visit a web page, such as the CompTIA home page, he might search for CompTIA in his computer's browser. To connect to that web page, however, the computer must know the correct IP address for CompTIA. Which of the following servers would you set up to translate a domain name into an IP address?
DHCP server
DNS server
Proxy server
Web server
A thermal printer on your company's network is producing long vertical streaks on each page that it prints. This is most likely caused by which of the following problems?
Ink on the feed roller
A damaged drum
A creased ribbon
A dirty or failing heating element
A technician wants to configure two drives for maximum performance. Which setup should he use?
RAID 1
RAID 0
RAID 10
RAID 5
An SSD is generally designed to emulate a hard drive. Which of the following statements is not true?
An SSD uses either MLC or SLC memory.
An SSD is not hot swappable.
A hard drive should be defragmented, but an SSD should not.
Both hard drives and SSDs are assigned drive letters.
Which of the following are considered virtual printing technologies?
Each correct answer represents a complete solution. Choose all that apply.
Print to file
Print from a virtual machine (VM)
Print to image
Print to PDF or XPS
You are attempting to repair your laptop. Which of the following replacement components must you generally buy from the manufacturer rather than from an electronics store?
Each correct answer represents a complete solution. Choose all that apply.
Display
RAM
Keyboard
Optical drive
Hard drive
You have a client with a large network that uses a RAID 5 array. Drive 1 of the RAID array recently failed. What is the best way to repair this array?
This type of array cannot be repaired using data from another drive in the array.
Replace drive 1 and use data from drive 2 to recreate the array.
Replace drive 1 and use data from drive 3 to recreate the array.
Replace drive 1 and use data from drives 2, 3, etc. to recreate the array.
Virtual machines enable a single computer to run two or more operating systems at the same time using the same hardware. True or False?
True
False
Burn-in refers to which of the following?
The damaged areas in a plasma display
A persistent ghost image on the display screen
The process of preparing a hard drive for formatting for a clean installation
The process of recording a CD or DVD
PaaS vendors typically use flat-rate pricing. True or False?
True
False
You are a network administrator in your company's IT department. Several of your users have complained that they are unable to reach the Internet. You check the network configurations for their computers and find that their IP addresses have been changed to 169.254.x.x. Which of the following is probably the source of the problem?
The DHCP server is down.
The users have inadvertently changed their IP addresses.
NAT is not converting the public IP address to the correct private IP addresses.
DNS has not been properly configured on the network.
A DSL modem connects to your computer through which of the following ports?
SC
BNC
RJ-45
RJ-11
IMAP uses which port by default?
143
110
25
443
Which is not a system error commonly identified by beep codes?
Overclocking
Video
Processor or motherboard
Memory
A cloud-based system that enables the owner to quickly scale the resources as needed has what capability?
Resource pooling
On-demand
Rapid elasticity
Measured service
Your computer is experiencing sudden, unexpected shutdowns. You begin researching and discover several possibilities that might be causing an intermittent problem of this type. Which of the following should you check?
Each correct answer represents a complete solution. Choose all that apply.
Tighten any loose screws, slot covers, or cards.
Check the CPU fan speed.
Check the system temperature.
Test and replace memory modules.
The Thunderbolt 1 and 2 technologies accept the same connector interface as which of the following?
USB
Display port
Mini Displayport
HDMI
Which of the following keys may be used as single-key commands or may be combined with one or more modifier keys?
CTRL
Navigation
Shift
Function
Which acronym refers to a feature that makes streaming media and voice services a better experience?
QoS
PnP
DNS
TCP
IP
Which of the following computer configurations is an ordinary PC that could be bought at any retail store?
A virtualization client
An audio/video editing workstation
A graphic design workstation
A thick client
EMI and RFI tend to affect which types of networks the most?
Fiber optic
UTP
STP
Coaxial
You want to use your router to hide your SOHO network from the outside world. You assign each of your devices (PCs, laptops, printers, and so on) a private IP address and configure your router to convert those addresses to its public address before connecting to the Internet. What protocol would you use to accomplish this?
TLS/SSL
RDP
NAT
HTTPS
Your computer has suddenly stopped working and you must begin an investigation into the cause of the problem. Since nothing happens when you press the power button, you decide to begin with the power supply. Which of the following tools could you use to test a power supply?
Multimeter
Tone generator
Punchdown tool
Loopback plug
An IDS device provides several types of security protections to a network, including firewall, VPN, web traffic filtering, and network intrusion prevention.
True
False
Which of the following best describes DHCP?
It assigns an automatic IP address if the DHCP server is down.
It assigns static IP addresses.
It assigns dynamic IP addresses.
It maps domain names to IP addresses.
Which of the following protocols is used to automatically assign IP addresses on a network?
TCP/IP
DNS
APIPA
DHCP
You are configuring a mail server to use SMTP for outgoing mail. What is the default port that you would probably use?
25
22
21
80
A customer brings a computer to have the hard drive upgraded enough so family finance documents, videos, and photos can be stored in one location with room for more. Which solution would be best to recommend to the customer?
512 GB SSD
1TB NAS
3 TB HDD
256 GB SSD
You want to prepare a series of presentations and copy them onto DVDs. You also want to be able to update the presentations as new information becomes available, so you want to choose a medium that can be erased and reused. Which of the following should you choose?
DVD+R
DVD-R
DVD-DL
DVD-RW
The CMOS chip allows the user to save and store changes made to the BIOS configurations. Which of the following statements best describes how to clear the CMOS settings and revert to the original BIOS configurations?
Place a jumper block over the CMOS jumper pins.
Write a new program for the CMOS chip.
Download a new program from the manufacturer and flash it to the CMOS chip.
Edit the South Bridge programming to change the CMOS settings.
Which of the following is a networking device that converts digital signals used by the computer to analog signals used by telephone lines and then back to a digital signal?
Wireless access point
Patch panel
Modem
Firewall
A ___________ is a set of electronic components in an integrated circuit that manages the data flow between the processor, memory, and peripherals.
CPU
Chipset
GPU
Power supply
A DSL modem connects to your computer through which of the following ports?
RJ-45
RJ-11
SC
BNC
When mouse movements are too fast for the screen refresh rate, a ghost cursor may occur. Which of the following would make the mouse pointer easier to see?
Each correct answer represents a complete solution. Choose all that apply.
Use a larger mouse pointer.
Change the function of the right and left click buttons.
Slow mouse acceleration in the mouse properties.
Enable pointer trails to make the mouse more easily seen.
You turn on the power to the computer. The fans spin, but the POST does not run, and the system does not start. What should you check first?
Each correct answer represents a complete solution. Choose all that apply.
CPU
Hard drive
Power supply
Memory
An impact printer is producing streaky output. Which of the following is most likely to cause this problem?
Misaligned sprockets
A misaligned impact head
A dried-out ribbon
The wrong type of paper in the tractor feeds
You have an older computer on which you have just upgraded some of the components. As part of the upgrade process, you enter the BIOS startup configuration program and configure AHCI. What does this do?
AHCI allows more efficient power utilization.
AHCI allows faster access to newly installed memory.
AHCI allows you to configure a RAID array.
AHCI allows SATA drives to be hot swappable.
As the IT administrator for your network, you have configured a DHCP server. You have also enabled an alternate TCP/IP configuration in case the DHCP server is not available. What kind of address will automatically be assigned if DHCP is unavailable?
A loopback address
A public address
An IPv6 address
An APIPA address
A corrupted printer driver can cause vertical streaks on each page.
True
False
Your client has noticed that his laptop keyboard differs from his PC keyboard. He has also noticed that some of the keys across the top of the keyboard are printed in a different color. What should you tell him about why these differences exist?
The keys across the top of the keyboard are used when the laptop is docked.
The keys across the top of the keyboard have more than one function
The keys across the top of the keyboard control navigation.
The keys across the top of the keyboard control backlighting, contrast, and resolution.
Your laptop uses a SODIMM module with 260 pins. Which of the following SODIMM memory modules should you buy for your laptop?
DDR4
DDR3
DDR2
DDR
Which of the following statements best describes the function of a computer’s power supply?
To provide AC power from the wall outlet to the computer
To convert AC power to DC power
To convert DC power to AC power
To provide DC power from the wall outlet to the computer
After rebooting your computer, you get an error message saying that the operating system could not be found. When you check the boot sequence in the BIOS, you find that the optical drive is listed first, followed by the USB drive, followed by the hard drive. With further investigation, you discover a music CD in the drive and a thumb drive containing data files in the USB port. Which of the following is the most likely solution to this problem?
Remove the CD from the CD drive.
Move the hard drive to the first bootable option.
Plug the thumb drive into a different USB port.
Reinstall the corrupt operating system.
Modern Intel and AMD processors are interchangeable.
True
False
Laptop computers use the same memory modules as desktop computers.
True
False
UDP is used in streaming media sessions such as VoIP and gaming.
True
False
If you assign static IP addresses to each device in a SOHO network, you don't need DHCP.
True
False
Which of the following is not a common print configuration option on a multifunction device?
Duplex printing
Orientation
Collation
Ink flow
What are the characteristics of a dual rail power supply?
The power supply has a +12-volt output and a 12-volt output.
The power supply has two separate +12 volt outputs.
Two power supplies connect in tandem to power a server.
Two AC power lines feed into a single power supply to provide more power for a server.
Write the following IPv6 address using zero compression 21DA:D3:0:0:0:0:FF:F328:0?
21DA:D3::FF:F328:0
21DA:D3::FF:F328
21DA:D3:0::0:FF:F328::0
21DA:D3:FF:F328:
You are building a new high-speed gaming computer. Besides a powerful processor, a high-end video/GPU card, and sound card, which of the following must you include?
Larger hard drive
High-end cooling system
Dual displays
HDMI output
Which type of printer uses pickup rollers, transfer rollers, and a fuser?
Inkjet
Thermal
Laser
Impact
When configuring a channel for your 2.4GHz wireless home network, you decide to choose channel 11. For which of the following reasons do you make this selection?
Channel 11 is compatible with most firmware and does not require an update.
Channel 11 is compatible with most older network devices.
Channel 11 does not overlap with other channels.
Channel 11 offers better security algorithms than other channels.
You are a computer technician working at a repair depot, and you are about to begin repairs on the display unit for a laptop. When replacing a laptop display, what other component you must be careful not to damage?
Video card
Audio component
Memory
WiFi antenna
You are configuring a web browser to use HTTP. What is the default port that you would probably use?
445
53
25
110
80
When designing a network for a client, you recommend connecting a UPS to the server. The client is not sure that having a UPS is worth the cost. Which of the following reasons should you give to support your recommendation?
A UPS backs up the server's files every evening after the day's work is finished.
A UPS is a backup battery that keeps the server running long enough to shut it down safely during a power outage.
A UPS contains a duplicate hard drive that provides a real-time backup for information stored on the server.
A UPS is a backup server that automatically functions in case the primary server fails.
What does a VM require in order to communicate with other machines on a network?
Virtual reality
A metered service
A measured service
A virtual NIC
Every time your neighborhood experiences a brownout in which the power levels drop temporarily and the lights flicker, your computer turns itself off and then back on. Which of the following features controls this reaction?
Power Good signal
POST
Power configuration settings in the BIOS/UEFI
Last known good configuration
Gmail, Google Docs, and Microsoft Office 365 are examples of which type of cloud servicing model?
PaaS
IaaS
SaaS
Internal cloud
Your computer is several years old, and the CMOS battery is beginning to fail. If the battery fails completely, what will be the result?
POST will play a beep code and will not boot.
POST will display an error message and will boot without checking the memory configurations.
The system will give you a checksum error message and will not boot.
The system will give you a checksum error message and will boot using the default BIOS settings.
A VHD is which of the following components in a virtualized environment?
Virtual machine manager
None of these
Storage
Virtual machine
The CMOS chip allows the user to save and store changes made to the BIOS configurations. Which of the following statements best describes how to clear the CMOS settings and revert to the original BIOS configurations?
Edit the South Bridge programming to change the CMOS settings.
Place a jumper block over the CMOS jumper pins.
Write a new program for the CMOS chip.
Download a new program from the manufacturer and flash it to the CMOS chip.
As part of a routine diagnostic, you discover that there are two processor cores running two threads on a client's computer. The computer is using an Intel Core i-series processor. You decide to enable hyper-threading to improve the computer's performance. How does hyper-threading improve performance?
Hyper-threading allows two processor cores to be used inside a single physical processor.
Hyper-threading allows two physical processors to be used on a single motherboard.
Hyper-threading allows two operating systems to be run on a single processor.
Hyper-threading allows two processing operations to be performed within a single processor core.
Bluetooth uses which of the following networking standards?
WEP
Ethernet
802.11
Tethering
You have tried to print a document through your laser printer that contains a large number of graphics, but the printer does not have enough memory to handle all the graphics. You decide to try to make it possible for the printer to print these graphics by lowering the resolution setting from 1200 dpi to 600 dpi. How much improvement will lowering the graphics resolution provide?
This reduces the graphics memory requirement by a factor of four.
This reduces the graphics memory requirement by a factor of six.
This has no effect on the graphics memory needed to print a page.
This reduces the graphics memory requirement by a factor of two.
Which of the following is not a typical print configuration setting for a printer or multifunction device?
Choosing a cover page
Configuring collating
Selecting duplex printing
Changing the orientation of the page
A friend is considering creating a virtual operating system on his computer and has questions about configuring virtualization in the startup menu. What would you tell him is the advantage of enabling virtualization in the BIOS/UEFI settings?
Enabling virtualization requires less power when running virtual reality programs.
Enabling virtualization allows you to use features such as a virtual keyboard onscreen.
Enabling virtualization allows virtual gaming programs to run on an older operating system.
Enabling virtualization allows the computer to simultaneously run multiple operating systems, each in its own window.
An IPv4 address that begins with 169.254 is caused by a failure to connect to which of the following network features?
Proxy server
wireless router
DNS server
DHCP server
A client calls you complaining that his computer's clock has been losing time for several weeks. The computer seems to be working fine, but it is annoying for the clock to always be wrong. What advice would you give to the client?
The CMOS battery is failing and should be replaced.
There is nothing seriously wrong with the computer, and he should just reset the clock.
The CPU is failing and should be replaced.
At least one of the computer's memory modules is failing and should be replaced.
Which of the following best describes the usual cause of a checksum error?
An error within the system's arithmetic calculator
A corrupt BIOS or UEFI
A failing CMOS battery
Overheating due to overclocking
Your client wants to provide a firewall, support for VPN access, and Internet traffic control. What kind of device should you recommend installing at the point of contact between your client's network and the Internet?
VMM
Proxy server
UTM
SaaS
A customer asks you to configure several standard thick client workstations. What are the most important items you should consider?
Each correct answer represents a complete solution. Choose all that apply.
Ability to run desktop applications
That it meets the recommended requirements for the selected OS
That it meets the minimum requirements for the select OS
That it only needs to run basic applications
You are building a high-performance computer for a client. The client has already bought a motherboard with an LGA 2011-v3 socket. What kind of CPU will this motherboard support?
Ivy Bridge
Haswell E
Broadwell
Sandy Bridge
Android users download apps from the Android Store.
True
False
When configuring a channel for your 2.4GHz wireless home network, you decide to choose channel 11. For which of the following reasons did you make this selection?
Channel 11 is compatible with most older network devices.
Channel 11 is compatible with most firmware and does not require an update.
Channel 11 offers better security algorithms.
Channel 11 does not overlap with other channels.
A Wi-Fi card in a laptop generally uses which of the following interfaces?
Each correct answer represents a complete solution. Choose all that apply.
Mini-PCIe
PCI
M.2
Thunderbolt
Which BIOS setting should you disable if you need to install a sound card?
PXE
HDMI
HD Azalia
BOSE
AHCI
You have a friend who has just bought a new 3 Gbps SATA hard drive for his computer. When he installed it, however, he found that it did not perform any faster than his original drive, and he has come to you for advice. What advice would you give him?
Get a high-speed SATA cable that is compatible with his 3 Gbps drive.
The device is probably defective and should be returned for a replacement.
Remove the jumper from the SATA drive.
Look for a toggle switch at the rear of the drive and set it to high speed.
A customer at a computer store wants to build a small computer to mount under a desk. Which of the following should the technical salesperson recommend as a motherboard form factor that is the smallest?
ITX
mITX
μATX
mATX
PaaS vendors typically use flat-rate pricing. True or False?
True
False
Most types of desktop memory modules use which kind of memory?
ECC memory
SODIMM module
Virtual memory
Unbuffered non-ECC memory
A Fitbit is an example of which technology?
Wearable technology
GPS
VR/AR headset
E-reader
You plan to upgrade your data storage unit for your laptop. You have done your research and have decided to buy an SSHD. Which of the following statements is not true, and therefore, should not have been a factor when making your decision to choose this type of drive?
An SSHD is a combination of a magnetic drive and an SSD in one unit.
An SSHD is more expensive than an SSD but is worth it in terms of higher performance.
An SSHD has more storage space than an SSD.
An SSHD is faster than a magnetic storage drive.
A proxy server can both speed up Internet access and block requests from undesirable network traffic
True
False
If you need additional storage space on your Android or Windows-based smartphone, what type of storage media might be available on newer models?
MicroSD
SSD
Optical
Flash
Which of the following socket types is used for Intel processors?
Each correct answer represents a complete solution. Choose all that apply.
1150
AM3
FM1
LGA
An employee in your company complains of intermittent failures of the USB bus-powered mouse and keyboard. As a technician, you realize that these symptoms could indicate a larger problem. What do you suspect is the reason for these intermittent failures?
An incorrectly configured BIOS/UEFI
A failing mouse and keyboard
A failing USB port
An overloaded power supply
If a company owns and manages a cloud behind its corporate firewall, and its employees maintain the hardware for it, it is an example of what?
Private cloud
Hybrid cloud
Community cloud
Public cloud
How would you safely remove a thumb drive from a Windows system?
Open the Eject/Safely Remove Hardware and Eject Media icon. Select the drive to eject from the menu. When the Safe to Remove Hardware message appears, disconnect the drive.
Power down the system. Unplug the system power cord. Remove the drive.
Grasp the removable drive with two fingers and remove it.
Go to Start, Settings, Devices, AutoPlay and move the AutoPlay slider to Off.
The amount of ______ within a laser printer determines the types of pages it can print, along with how quickly the pages are printed.
Drums
Paper
Toner
Memory
CPU
You are preparing to install RAM in a system. How would you determine whether a system supports parity-checked or ECC type memory?
Each correct answer represents a complete solution. Choose all that apply.
Check the Microsoft Support website.
Check the asset tag on the back of your system.
Check the system BIOS memory configuration.
Check the motherboard manufacturer's website.
Your system has begun shutting down suddenly and unexpectedly. Which of the following best describes how to determine whether the cause of these shutdowns is due to the CPU overheating?
Check the CPU temperature in Computer Management.
Check the CPU temperature in the system BIOS/UEFI firmware.
Check the CPU temperature in the Device Manager.
Check the CPU temperature in the System Properties.
Your client reports that his computer has locked up several times. You begin to run diagnostics on the computer to find the problem, but you suspect, based on the symptoms that he has reported, that you already know what the problem probably is. Which of the following problems generally causes a system lock up such as described?
Corruption of memory contents
Booting to an incorrect device
Disk fragmentation
System overheating
Your client has just upgraded to a touchscreen display for a desktop computer running Windows 8.1. The display functions work fine, but the touch functions have not worked since the display was set up. Which of the following should be performed first?
Connect all USB devices to a USB hub.
Make sure the USB cable from the display is plugged in.
Reboot the computer.
Disconnect the mouse to see if it is interfering with the touchscreen.
You plan to upgrade your laptop's hard drive to one with a larger capacity. You have done your research and determined that a particular new hard drive is compatible with your laptop, and so you begin the installation. After you finish and reboot the laptop, what is the first thing you should do?
Create and save a document file to be sure that the hard drive works properly.
Enter the BIOS/UEFI startup program to be sure that the new drive has been recognized by the system.
Check drive properties for the speed (rpm) at which the new hard drive is operating.
You don't need to do anything.
Which of the following statements best describes how to make changes to the bus speeds of components such as the processor, chipset interconnect, or memory?
You would make changes to POST and then save those changes on the BIOS/UEFI chip.
You would download the changes you want to make from the manufacturer's website and then save the changes to the BIOS/UEFI chip.
You would make changes to the BIOS settings and then save those changes on the CMOS chip.
You would make all desired changes and save those changes to the South Bridge chipset.
You have just bought a new video card and now you need to install the driver. All of the following driver options would work with your video card. Which of them provides the best option?
Download a driver from the vendor's website.
Allow Microsoft Windows to select the best driver option.
Use the driver on the disc that shipped with the video card.
Start the system in VGA/limited resolution mode.
Your laptop computer uses a SODIMM module with 260 pins. Which of the following SODIMM memory modules should you buy for your laptop?
DDR4
DDR
DDR2
DDR3
Which is an example of a subnet mask?
fe80::
10.20.10.1
255.255.0.0
192.168.1.0
Which of the following is an example of SaaS?
A developer uses online tools to create and deploy his own application software in a cloud environment
End-users access an application online such as Gmail or OneDrive
All of these are examples of SaaS
Customers purchase access to data center hardware and access it remotely
What should you do if both drives in a RAID 0 or RAID 1 array stop working?
Disable the RAID function in the system BIOS/UEFI and then re-enable it.
Disconnect and reconnect the power and data cables to the RAID drives.
Rebuild the array with new drives and restore from the latest backup. Any data that has not been backed up is lost.
Replace one drive and follow the vendor's recommendations to re-create the array.
