1
Which of the following supplies voltage to the CMOS?
CPU
Which of the following occurs immediately after turning the power supply switch to the on position?
The operating system takes control.
Interference or damage to components caused by magnets and magnetic fields is called ____.
ICD
A byte is equal to ____ bits
4
With which class of fire extinguisher should a computer lab be equipped?
Class B
The amount of electrical pressure present in a circuit or power source is called ____.
Voltage
The opposition to the flow of electrical energy is called ____.
Resistance
Power strips that are designed for power surge protection have a(n) ____ connected across the internal electrical line.
Fuse
Which allows the BIOS to control the power management features?
UEFI
The ____ bus connects the processor to the expansion slots
I/O
The USB port can support up to ____ devices
127
Which command will open System Information?
Misinfo32
RAM is considered as ____ memory
Volatile
Error codes can be caused by ____ on memory module contacts
Oxidation
The ____ performs mathematical functions on data stored in the registers
ALU
Applying higher frequencies to a processor than the design specification is referred to as ____.
Overclocking
The ____ is a block of memory in the CPU used to enhance CPU speed
Cache
Which type of expansion card type was designed solely for video card technology?
PCIe x16
The ____ is a video compression standard used for high-definition video.
MPEG-4
What motherboard component controls the system boot operations?
UEFI chip+
Which memory module is used to hold instructions for booting a PC and loading the operating system?
ROM
Which component requires a technician to install screws externally through the PC case?
Power Supply
Why is M.2 a preferable hard drive interface?
M.2 supports both SATA and PCI-e
Intel’s CPU (chips) are “LGA” socket compatible meaning the
Pins are in the socket
A network’s use of a router essentially creates a …
Local Area Network