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WorksheetsCompTIA A+ 1001 Exam Prep
Total questions: 140
Worksheet time: 1hrs 10mins
Kayden has asked for help with her laptop, complaining that it overheats too quickly and makes a loud rattling noise. You have established a theory that it has a bad fan. What is the next step you should take according to the troubleshooting theory?
Replace the fan
Document your findings
Establish a plan of action
Question Kayden more
How many levels of SRAM cache are in the traditional CPU?
4
1
3
5
Which is NOT a valid AMD CPU architecture?
AM4
TR4
AM3+
AM5
Which is NOT a valid Intel Socket Architecture?
LGA 3022
LGA 1366
LGA 2066
LGA 1151
How many pins does DDR4 RAM have?
240
288
244
224
What does an SPD do for RAM?
Prevents errors in information transfer
Makes the RAM go faster
Give information about the RAM
Capacitate power for the RAM
What type of RAM allows for error checking in information transfer?
ECC RAM
IEEE RAM
DDR5 RAM
Parity RAM
What can be accessed from the BIOS?
POST
Boot Order
Services
Command Prompt
Alfred has saved a password to his BIOS and has forgotten it. How can he reset the password to the system?
Shunt CMOS jumpers to clear the CMOS memory
Flash the BIOS
Call the manufacturer for a reset code
His system is locked forever
What battery is used to power CMOS?
AAA
AA
CR2032
312 Type Batteries
If POST fails, what will the system do?
It boots into the operating system
Gives a BSOD
The CPU will overheat
Generates a beep code to communicate the problem
What are two things POST may notify?
Missing GPU
Missing CPU
No RAM
No Hard Drive
What is the smallest form factor listed?
ATX
ITX
Micro ATX
EATX
What are the dimensions of ATX? (all measurements are in inches)
12.6 x 9.6
9.6 x 9.6
12 x 12.6
12 x 9.4
Where are most input/output sockets found on the motherboard?
Socket bay
They are evenly spread out
Connection panel
I/O Area
You have 2 hard drives. What are the possible RAID arrays you can configure with these two hard drives, assuming you have all rights and permissions?
RAID 5
RAID 6
RAID 0
RAID 1
You have built a RAID 6 array using the minimum hard drive count needed. How many hard drives are in your array?
4
3
8
22
You have configured a RAID 5 array. How many drives can you afford to lose?
0
1
3
4
You are a network technician walking past a rack of servers when you hear a loud scraping and clicking sound. Which of the causes is MOST likely the cause of this noise?
Fan with wire interference
Bad PSU
A broken switch
Bad hard drive
What standard physical sizes to HDDs come in? (in inches)
3.5, 1.5, 4.5
2.5, 2.4, 2.3
1.5, 3.4, 3.3
3.5, 2.5, 1.8
Hard drives write data on...
Platters
Tracks
Blocks
Arrays
What is the dominant ATA standard?
PATA (parallel ATA)
SATA (serial ATA)
DATA (dynamic ATA)
RATA (repeating ATA)
SSDs write their data on...
Blocks that make up pages
Lanes that make up tracks
Arrays that make up columns
Sheets that make up layers
What is the fastest data configuration listed?
SATA
SCSI
M.2
NVMe
You connect a USB flash drive into your motherboard for a quick download of files. After you are finished you power down your computer. When you try to turn on your computer again you are met with a boot error. What is MOST likely cause of this?
The USB contained malware
The USB messed up the boot order
You powered off the PC before the USB finished downloading and corrupted the files
The computer storage was full after you downloaded the files
Zoe has added in 2 new sticks of RAM into an older motherboard already containing 2 sticks of RAM. She knows the new RAM is compatible with the motherboard. When she boots the system, she realizes it doesn't recognize the new RAM. Which two ways will most likely fix this error?
She has to flash the BIOS to get the system to recognize the new RAM
The RAM is broken and she needs to get new RAM
The RAM has not been seated in properly into the socket
The motherboard does not support that many sticks of RAM
The correct system boot sequence is...
Power ready, POST, CPU, boot sequence, OS
Power ready, CPU, POST, boot sequence, OS
CPU, power ready, POST, OS, boot squence
POST, CPU, power ready, boot sequence, OS
Matthew has installed a new RAID 5 array. He has the correct amount of hard drives and it is all wired properly, but he cannot configure the array. What two selections are the most probable cause of this error?
He doesn't have the rights or licensing to configure the array.
One of his hard drives is already full
The hard drives run at different speeds
The RAID controller is not installed or is defective
What is the capacity range of DVD?
2.5GB to 25GB
25GB to 50GB
4.7GB to 15.9GB
650MB to 700MB
What optical media format has the most capacity?
CDs
BDs
DVDs
Mini Disks
How many hours of video can DVD-9 store?
DVDs cannot store video, only audio
About 5 hours of video
About 8 hours of video
About 4 hours of video
What are valid USB speeds?
5Gbps
100Mbps
1.5Mbps
480Mbps
What speed does USB 1.1 run at?
12Mbps
1.5Mbps
2Mbps
10Gbps
Thunderbolt can support speeds between...
100Mbps - 1Gbps
10Gbps - 100 Gbps
10Gbps - 40Gbps
5Gbps - 10Gbps
You are connecting sound interfaces to your PC, which two jacks should you encounter when connecting the sound?
SPDIF
4mm
9mm
3.5mm
What are the standard voltages for a Molex connector?
4v, 10v
7v, 2v
9v, 15v
12v, 5v
What is the most common type of flash memory?
Olympus XD Card
SSD
SD Cards
SIM Cards
Smart cards are used for...
Payment
Verification
Identification
Authentication
Amanda wants to add free computer access to her coffee shop. To keep expenses down, she wants to meet the minimum requirements for operating a system that can connect to the internet. Which computer type should she build?
Thick Client
Thin Client
CAD Workstation
Gaming PC
Your employer wants you to implement a solution to high costs of maintaining server hardware. What is the BEST solution to fixing this problem while remaining in ownership and not losing any data.
Move the management of the servers to another company and just buy services from them
Virtualize the current servers
Remove all the servers entirely
Buy cheaper servers, wipe and sell the current ones
You are building a virtualization workstation. What two components are MOST crucial to best performance
A quad core CPU
A high end GPU
Top of the line NIC
Maximum RAM
Which monitor format does not need backlighting?
CCFL
LED
DLP
OLED
Which type of screen lighting method includes a bad inverter as an exclusive problem?
LED
DLP
CCFL
LCD
What is the screen resolution of WUXGA?
1200 x 900
1920 x 1080
1200 x 1000
1920 x 1200
What is at the end of each Ethernet frame?
Destination MAC
Source IP address
FCS
Port Number
What connector is this?
USB Type B
Micro USB
USB A
USB Thunderbolt
What connector is this?
USB C
Micro USB B
USB B
USB A
What connector is this?
USB Mini B
USB Micro B
USB C
USB Mini A
What connector is this?
USB Micro A
Not a USB connection
USB Mini C
USB Micro B
What connector is this?
USB Mini B
USB 3.1 Gen 2
USB 3.0 Micro B
USB 2.0
What connector is this?
USB Type A
USB Type C
Thunderbolt
USB 3.1 Gen 2
What are the two most common image technologies in projectors?
DLP
CCFL
LCD
OLED
Which is NOT a main projector offset?
Throw
Pincushion
Diamond
Keystone
Which connector supports both analog and digital signal?
DVI-I
DVI-D
VGA
DVI
Which connector can provide high speed streaming, audio integration, and protects Digital Rights Management
VGA
HDMI
DVI
DisplayPort
What color is a PS/2 mouse port?
Green
Purple
Red
Blue
Angela is seeing artifacts on her computer after actively using it for an hour. What is the most likely cause of this problem?
The screen has been left on too long and has caused a burn in
The GPU RAM is going bad
The monitor backlighting is defective
The GPU is not powerful enough
Rob just moved his monitor to a different location. He plugs it it into his PC and turns the monitor on. He is met with a flickering image on his screen. He didn't have this problem before he moved the monitor. The monitor was not damaged during the move. What is the most likely cause of the problem?
His new location has a defective wall outlet
The flickering is fine and should go away in a few minutes
He didn't plug the cables in all the way
He shorted the power connection when he plugged the computer in
Video Cards use which connection?
PCIe 6 Pin Connector
SATA 8 Pin Connector
PCI 16 Lane
Molex Connector
What is a valid Ethernet frame size?
2Mb
56Kb
480Kb
1329b
Bryce types /ipconfig on his Mac computer in the terminal application and presses Enter. His command doesn't work. Why is this?
Bryce is not hooked up to the internet
Bryce is using a Mac, which uses the term /ifconfig instead
He doesn't have administrator status
He doesn't type in /config first
MAC addresses have how many bits?
48
64
26
144
Which letter is NOT used in Hexadecimal shorthand?
A
G
C
E
If a network is centered around an individual, the network is called a...
LAN
WAN
MAN
PAN
Which standard is this Ethernet twisted pair setup?
T568A
Rollover
Crossover
T568B
Which standard is this Ethernet twisted pair setup?
Crossover
T568A
Plenum
T568B
Which is NOT a type of cable?
STP
Plenum
UTP
Coaxial
Which is NOT a type of coaxial cable?
RJ-45
BNC
RG-58
RG-6
You are asked to install wiring in the ceiling space of a building. What cabling should be used?
Coaxial
Fiber Optic
Plenum Rated Cable
Ethernet Cable
What is the minimum requirement cabling for a 10BaseT NIC?
CAT 5
CAT 6a
CAT 3
CAT5e
What IP address class is 192.168.0.4?
Class A
Class B
Class C
Private IP Address
What IP address should Olivia use to test if her system NIC is working?
126.0.0.1
192.168.11.5
225.225.225.0
169.254.0.1
How does NAT work?
It saves power by putting the PC into an eco-friendly mode
Assigns MAC addresses to each device by randomly generating numbers
Protects against malware by running system scans
Makes a LAN share a public IP address while assigning private IP addresses inside the LAN
Jay complains he has limited connectivity on his computer. After running ipconfig you find out he has an address starting with 169.254. What is his problem?
His DCHP server is not working and his computer has assigned him an APIPA address
His NIC has corrupted drivers
He has his firewall blocking port 143
His Wifi is not up to date and needs updating
How might you get around a failed DHCP server?
Connect to a different network
Type in ipconfig/renew into your command prompt
Unblock all incoming traffic on your firewall
Reconfigure your proxies
How many bit does an IPV4 address have?
128
48
56
32
Which port number is NOT a mailing protocol?
143
110
53
25
Bella wants to create a website, but wishes for her website to be secure. Which TCP/IP protocol should she use to set up her secure website?
80
443
3389
161/162
Which of these is a connectionless protocol?
DNS
ICMP
UDP
TCP
What is a way to get around a DNS error?
Restart your computer
Call your ISP
Use nslookup in command prompt
Update your NIC drivers
Kenneth wants most of his network bandwidth and speed to go to his gaming application for best performance. Which service can help him do that?
UPnP
QoS
UDP
LLDP
Marcellus has plugged in multiple computers into a switch so that they can all communicate via Ethernet. He notices that when he tests the system, only a select half of the computers show up on the network. What is the most likely cause of this problem?
The wired cabling is bad
There is too much EMI between the computers
There is a VLAN setup that prevents some computers from seeing others
The switch is corrupted
What is the Windows shortcut to open Command Prompt?
Command C
Ctrl Alt Delete
Command X
Ctrl Esc
Ctrl Alt Delete on Windows does what?
Terminates an application running
Opens settings
A shortcut to control center
Shuts down the computer
Which Wifi standards listed operate ONLY on the 2.4 Ghz bandwidth?
802.11ac
802.11n
802.11b
802.11g
Which Wifi standards can run on both 5 Ghz and 2.4 Ghz bandwidths?
802.11n
802.11a
802.11ac
802.11b
What Wifi standards run at 54Mbps?
802.11b
802.11ac
802.11 g
802.11n
Most routers can be configured using...
A website
A keyboard and mouse
Physical buttons
A phone call to the ISP
Cassie has just set up her first Wifi router and wants to share the Wifi with everyone in her home. However, once she has configured the router, she finds out that no one else can find the network. What is the most likely cause of the problem?
The router has a passcode to connect to the internet
Everyone else is out of range of the router
The SSID is hidden
Everyone's device is on airplane mode
A speaker uses a Class 2 Bluetooth standard. What is the bluetooth range and power of the speaker?
2.5mW to 10m
100mW to 100m
1mW to 1m
10mW to 10m
What does NFC require for a connection?
A USB cable
Internet Connection
The devices to be in close proximity
A connection code sent through text message
Which connector is used to connect a telephone to the internet?
RJ-45
BNC
RG-58
RJ-11
What connector is this?
RJ-11
RJ-45
RG-59
RG-6
Dial Up supports speeds of...
56Kbps
1Gbps
480Mbps
1500bps
IDSN converts analog POTS into digital __________ port connections
IMAP
COM
DSL
LDAP
DSL uses what authentication protocol?
PPP
SMNP
PPPoE
IDSN
DOCSIS is like Ethernet but integrates...
Cable
Satellite
Dial Up
MIMO
Cole wants to have the least latency to his internet to minimize lag in his games and videos. Which form of internet should he choose LAST.
Ethernet
Wireless
Satellite
Fiber Optic
Riley uses port 20 to transfer files to and from the Internet. He switches his FTP client from Passive to Active mode. Suddenly his client runs into errors. What is the most probable cause and best solution to this problem?
Some of the files he was handling we corrected and run when he activated them, he should delete the files
He needs to restart the client before he continues using active mode
He must enable port triggering on his router to allow incoming traffic from port 21 instead of port 20
Packet collision caused a loss of data when he enabled active mode, he must return to passive mode and troubleshoot his network
Grant wants to filter out a specific list of websites. What should he use to do this?
VPN
QoS
A proxy server
Google Safe Search
A VPN...
Creates a private connection to a remote network
Bans harmful websites
Does not track your search history
Blocks certain port numbers based on what you want blocked
IoT can connect _________ via the internet for optimal and remote functionality
Switches
Servers
Computers
Regular everyday items
Which is NOT an IoT wireless technology?
Zigbee
Z-Wave
Amazon Web Services
802.11
With virtualization, ________________ programs run on _______________ platforms.
Hypervisor, OS
Type 1, Type 2
.iso. file, OS
Guest, Host
You accidentally acquire malware on you VM. What can happen?
The malware will corrupt your VM and destroy the host.
You can shut down the VM with no harm to the host
Nothing happens, the malware does not effect either
You will lose all data in the VM and the host.
Your hypervisor runs directly on the hardware. What type hypervisor is this?
Type 1
Type 2
Type 3
Type 4
How does a switch learn the MAC address of each computer it's connected to?
It watches the frames that pass through
It queries each connected host
MAC addresses are preprogrammed into the switch
The computer informs the switch of its MAC address when powered on
Which is NOT a form of cloud service?
Public
Private
Enterprise
Hybrid
The Fire Station, Police Department and Emergency Medical Response Department all share a cloud for their own private and professional use. What type of cloud is this?
Private
Community
Public
Hybrid
Bella tries to connect to VoIP, but is met with a "duplicate IP address" error on her phone. What should she do to fix this problem?
Wait a while before she tries to connect again
Call her service provider
Disconnect and reconnect to the internet
Reboot her phone
What is the quickest way to change simple settings on your computer?
Control Panel
FN Keys
Taskbar
System Preferences
What can easily add more ports to a computer?
New I/O area
Port replicator
Port extension bay
Serial Bus
The Android interface is known for...
More privacy than Apple
A command interface
An open source operating system
Not allowing 3rd party apps
Hunter's laptop is overheating. He says he has been working on it on his lap. What is the best solution for Hunter to fix this problem?
Move the laptop to a hard, flat surface
Replace the fans
Add more thermal paste to the CPU
Run a system check for malware
Heather complains that her phone runs out of battery unusually fast and she has bad reception. What is the most likely cause of this problem?
Weak signal
Malware
A bad app
Her phone is too old
James has a CDMA phone that has slow connection. What is the best option to fix this problem?
Upgrade his phone service plan
Update his PRL
Move to a place with better reception
Upgrade his phone
A laser printer is in the process of charging. What is happening inside the printer?
The printer is applying toner to the drum.
The printer is fusing the toner to the paper
The printer is writing an electrical image on the drum
The printer is applying toner to the paper
An InkJet printer is printing streaks along the paper. What is the most likely cause of this problem?
Bad drivers
Not enough ink
Wrong type of paper
Clogged nozzles
You send a print job to you printer but nothing comes out of your printer. You verify all the networking between your computer and you printer to be good, and the printer is not low on ink or paper. What is the most likely cause of this problem?
Bad pickup rollers
Wrong type of paper
Bad drivers
The printer is turned off
Michelle is having trouble with sharing the printer to her husbands device. She realizes that he isn't on the same network as her. What can be done to solve this problem?
Have him print from her device
Restart the printer
Have him connect to her network
Register her printer for multiple connections
When does your printer need registration?
Once after you buy the printer
Every time you move the printer
Every 2 months
Any time you restart the printer
What are valid ways of implementing security?
Physical locks
Proxy servers
Strong passwords
Security Patches
A user reports a BSOD, after they reboot the computer, they seem to be running fine. What should you check first before verifying full funcionality?
Control Panel
Task Manager
Internet Explorer
Device Manager
You are on a wireless network, but only want certain computers in your household to access this network. What can you use to achieve this?
MAC Filtering
IP Blacklisting
Parental Controls
Managed Switch
You are a technician trying to find a specific unlabeled cable for troubleshooting. What tool can help you do this?
Electric Guage
Volt Meter
Loopback Connector
Tone Generator
What is the least secure form of Wifi encryption?
WAP
AES
WEP
SLP
What commands are all valid to troubleshoot DHCP errors?
ipconfig/release
ipconfig/renew
ipconfig
ipconfig/lookup
Which organization distributes CompTIA tests?
McGrawHill
Pearson VUE
Institute of Electrical and Electronics Engineers
AIRSecureTest
Which is a valid IP address that is NOT private and is NOT a special use IP address.
192.256.13.1
126.0.0.1
192.168.0.2
169.254.22.1
Which command-line network utility displays all TCP network connections both inbound and outbound?
ipconfig
ifconfig
tracert
netstat
Which command-line utility actively displays all current TCP/IP network configuration values on a Windows OS?
ifconfig
tracert
ipconfig
nslookup
Which command-line utility displays the route and measuring transit delays in packets across an internet protocol network. (Unix system)
tracert
nslookup
ipconfig
ping
What command-line utility allows a network administrator to query DNS and obtain the domain name or IP address mapping, along with other DNS records?
tracert
nslookup
ping
ipconfig/release
Which command-line utility tests the reachability of a of a host on the TCP/IP network?
netstat
ipconfig/renew
ping
nslookup
Which protocol allows only single packet data transfer?
UDP
SLP
ICMP
TCP
What is packet data organized in?
PDUs
LLAP
ICMP
TCP/IP
A Windows Homegroup is...
Computers connected to the same network
A group of computers registered in a domain
Computers that share file settings and files
Computers that belong to a managed server
What are the benefits of being part of a Windows Domain?
The cost to manage one is high
There are high security advantages
The management interface add much more configurations
There are no advantages
Dominic has multiple computers that he needs to control, but only has peripherals enough for one. He doesn't want to buy more peripherals, or keep switching his peripherals from one computer to another. What device should he use to solve this?
Port replicator
Switch
Hub
KVM
You have a DDR speed rating of 400. What is your PC speed rating?
400
800
1600
3200
