Hardware
Which of the following should you NEVER do on an SSD drive?
Change the Mean Time Before Failure setting.
Set up an automatic backup process.
Store high-performance data on the drive.
Defragment the drive.
Defragment the drive.
You are currently using a cellular network plan that provides maximum speeds of up to 10 Gbps for your smart phone.
Which of the following cellular network types are you using?
5G
3G
4G
2G
Correct Answer:
5G
Which of the following operating systems is considered an industry standard?
Windows
Linux
Chrome OS
MacOS
Correct Answer:
Windows
Which of the following Windows programs uses integrity checking early in the boot process to ensure that the drive contents have not been altered?
answer
Microsoft Defender
Windows Security
BitLocker
EFS
BitLocker
While you are answering help desk calls, a field customer calls and complains that he cannot print to a workgroup laser printer.
Which of the following should be the first question you ask?
answer
Have you ever successfully printed to that printer?
Have you checked the cables?
Have you rebooted the printer?
Have you rebooted and chosen safe mode?
Correct Answer:
Have you ever successfully printed to that printer?
You are in the process of purchasing several new Windows-based computers to replace broken or outdated computers. You have heard that solid-state drives (SSDs) can significantly increase systems' overall performance.
Which of the following BEST describe the features of solid-state drives (SSDs) compared to hard disk drives (HDDs)? (Select two.)
An SSD uses flash technology to store data.
An SSD can be adversely affected by magnetism.
An SSD opens files faster than an HDD.
SSD spindles move at a faster rate than those of an HDD.
An SSD cheaply stores a large amount of data.
Correct Answers:
An SSD uses flash technology to store data.
An SSD opens files faster than an HDD.
Which of the following locations will contribute the greatest amount of interference to a wireless access point? (Select two.)
answer
Near backup generators
Near cordless phones
Near exterior walls
Near DCHP servers
The top floor of a two-story building
Correct Answers:
Near Cordless Phones
Near Backup generators
What do you call an operating system that no longer receives security patches or updates?
Non-compliant
Unprotected
Unpatched
End-of-life
Correct Answer:
End-of-life
Which of the following password manager features converts a password into a jumbled string of symbols and letters before storing it in the account?
answer
Two-factor authentication
Hashing
Cloud access
Extensions
Hashing
An employee complains that their LCD notebook display has started to go dim intermittently. You suspect the backlight might need to be replaced, but you want verify that the backlight is failing before you replace it. You have already checked the power adapter cord to make sure it is plugged in securely.
Which of the following would be BEST to check next before replacing the backlight?
answer
Check the display inverter connections.
Make sure the power adapter cords are plugged in securely.
Check for cracks in the power bundles that go from the laptop to the display.
Make sure the battery is still able to hold a charge.
Make sure that the dimming isn't being caused by a power saving method that has been configured to conserve notebook power.
Correct Answer:
Make sure that the dimming isn't being caused by a power saving method that has been configured to conserve notebook power.
What is the name for the routine that tests the motherboard, memory, disk controllers, video, keyboard and other system hardware?
answer
CMOS
EEPROM
POST
BIOS
POST
Which of the following is a network that uses internet technologies, but the data and services are only available to the hosts connected to the private network?
answer
Intranet
Extranet
Subnet
Internetwork
Intranet
You use a Linux distribution that uses RPM for package management. Which command would you use to display a list of all packages available for installation within the internet repositories configured on the system?
yum list all
ps -e
yum show all
yum list available
apt-get list
ps -ef
yum show available
apt-get list available
yum list available
A user needs to copy a file from an NTFS partition to a FAT32 partition. The file has NTFS permissions and the Read-only (R) and Encryption attributes.
Which of the following will be true when the file is copied?
answer
Only the NTFS permissions are retained on the file.
Only the R attribute is retained on the file.
Only the R and Encryption attributes are retained on the file.
All the attributes and NTFS permissions are retained on the file.
None of the NTFS permissions or attributes are retained on the file.
Correct Answer:
Only the R attribute is retained on the file.
Your laptop's LCD screen is beginning to flicker and dim. You have checked the brightness setting to make sure that it is configured correctly.
Which of the following is the MOST likely cause of your screen issue?
answer
The LCD screen inverter is failing.
The system is configured to use an external display port.
The video ribbon cable to the screen is disconnected.
The LCD screen is failing.
Correct Answer:
The LCD screen inverter is failing.
Which of the following is another name for the paging file?
answer
Random access memory
Virtual memory
Upper memory
Extended memory
Correct Answer:
Virtual Memory
As a network administrator for your company, you want to set up a network device that manages internal traffic between servers and clients.
Which of the following would BEST meet your requirements?
Reverse proxy server
VPN
Forward proxy server
Content filter
Correct Answer:
Reverse proxy server
Which of the following are popular Linux OS distributions? (Select three.)
Library
Ubuntu
SaaS
Terminal
Debian
NaaS
SUSE
Correct Answers:
Ubuntu
Debian
SUSE
What is issued to a website in order for it to be validated as a trusted website?
answer
DNS
Extension
Certificate authority
Hash code
Correct Answer:
Certificate authority
Your system crashes at various times. It happens sometimes on startup, sometimes when running a software application, and sometimes when a certain group of applications is running.
You suspect a malfunctioning CPU, but none of the common issues seem to be present. You have not configured overclocking. There is no overheating. The CPU is seated correctly and locked into its socket.
What is the BEST step you can take to determine if the CPU is causing the system crashes?
answer
Switch to a comparable CPU from a different manufacturer.
Throttle the processor to reduce the operating frequency and minimize power consumption.
Downgrade to a CPU that has fewer cores and is less demanding on your system resources.
Replace the suspect CPU with a known good CPU of the same make and model.
Correct Answer:
Replace the suspect CPU with a known good CPU of the same make and model.
Which of the following form factors does not have expansion slots on the motherboard, but instead uses a riser card for expansion cards?
answer
ATX
Micro-ATX
NLX
BTX
Correct Answer:
NLX
You are currently learning about networking devices and have just learned about MAC addresses. You look up your device's MAC address, and it comes back as 00-B0-D0-06-BC-AC.
Which portion of this MAC address can tell you who the manufacturer is?
06-BC-AC
BC-AC
00-B0
00-B0-D0
Correct Answer
00-B0-D0
You need to see which kind of CPU is being used on a Linux system. The /proc directory contains a text file called cpuinfo that will give you the information you are looking for.
Which of the following commands will display the entire contents of the cpuinfo text file on the screen?
answer
grep /proc/cpuinfo
vi /proc/cpuinfo
cat /proc/cpuinfo
show /proc/cpuinfo
Correct Answer:
cat /proc/cpuinfo
You have been hired to evaluate a client's building security. In your walkthrough, you notice the following:
Which of the following would you MOST likely recommend that your client do to increase security based on this information?
answer
Upgrade the security cameras to a better quality option.
Upgrade the light poles to LED lights.
Install barbed wire on the fence.
Install bollards.
Correct Answer:
Install bollards.
After working without problems for a couple of years, your computer has begun to lock up. You suspect that it is a thermal issue, but you can't find any component that is not functioning correctly.
You have not replaced the CPU or installed any new devices. The CPU cooling fan and the power supply fan are working properly. The lock-ups are happening with increasing frequency.
Which of the following is the MOST common condition that explains these symptoms?
answer
An accumulation of dust has gradually built up.
The power supply has been switched to the wrong voltage setting.
The BIOS has never been flashed and has gotten more and more out of date.
The internal temperature sensor is beginning to malfunction intermittently.
Correct Answer:
An accumulation of dust has gradually built up.