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WorksheetsA+ CompTia (Part one)
Total questions: 23
Worksheet time: 14mins
What is a EMI?
electromagnetic Induction
A magnetic field interfering with electronics
External Machine Interface
Magnetic field interfering with software
Which firmware security feature included on some PCs allow you to track the location of a stolen computer?
You're helping a customer with a new system that they just assembled. While troubleshooting the new PC, you observe that the computer starts up but will shut itself down after operating for only a few minutes. Which of the following is MOST likely the issue?
BSoD
OverHeating
Power
BIOS settings
Which of these memory types is synchronous memory?
SRAM
CMOS
EEPROM
SDRAM
Which term refers to the type of memory that loses its contents when power isn't present?
Nonvolatile
Dual
Static
Volatile
Which of the following sockets work with an i7 processor? (Please select one or more)
LGA 775
LGA 2011
LGA 1151
AM3
What is the transfer rate of DDR3-1600? (hint: the width of all DDR SDRAM sticks is 8 bytes)
6,400MBps
12,800MBps
10,667MBps
14,933MBps
17,066MBps
Which of the following would be considered a disadvantage to intentional overclocking of a CPU?
Might make your system unstable
Voids most warranties
Might make your system more prone to lockups and reboots
Known to destroy CPUS
None of the above
Under what conditions should a PC technician work inside the power supply?
Only when its unplugged
Anytime, because the power supply only has low-energy DC electricity that will not hurt the technician.
Never, because the power supply has capacitors that hold electrical charges that may harm the technician
Only when the technician is wearing an anti-static wrist strap
Which type of memory requires that unused motherboard memory slots be filled with modules that do not contain memory?
DDR4
SDRAM
DDR3
RDRAM
DDR
Whats the port purpose for Firewire?
For audio/video output
For input and output devices
for high-end audio output
for network connection
What device can keep a computer running during a brownout?
A UPS
A surge supressor
Nothing,you are out of luck
A surge protector
How can you best protect electrical equipment from power surges?
Use a surge protector or UPS
Use a rectifier or inverter
Use a transformer or rectifier
Use a ground bracelet or ESD mat
What voltages does an ATX12V P1 connector provide for the motherboard?
3.3,5 Volts
3.3,5,12 Volts
3.3,12 Volts
5, 12 Volts
How many pins does a SATA power connector have?
6
10
7
15
9
After trying to run virtualization software, you realize that the BIOS doesn't support virtualization. What should you do?
Replace the CMOS battery
Flash the BIOS
Configure the jumpers on the motherboard
Upgrade the motherboard
Upgrade the CPU
Same application can be distributed to several users in your network?
Single use license
Site License
Per user License
Per seat License
Permits you to install an application on a single device or small fixed number devices
Single use License
Site License
Per user License
Per seat License
Permits a certain number of users to use an application on multiple computers
Per seat License
Single use License
Site License
Per user License
Permits you to install an application on certain number of computers with unlimited numbers of users
Single use License
Per user License
Per seat License
Site License
What tasks would you perform using the regedit tool?
for system files
Change window's Registry Database
to fix system files
None of the above
What is the effect of running the cd..command?
CD-ROM
Changes the directory to parent directory
Changes parent directory to the directory
none of the above
Which Windows command is probably best suited for scripting file backup operation?
Robocopy command offers more options than xcopy
xcopy overall is best for scripting file backups
using copy command
none of the above
