GIAC GFACT Exam Review Book 1 Questions and Correct Answers the Latest Update
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Course
GFACT Certification
Institution
GFACT Certification
Motherboard
A circuit board that contains all of the computer system's main components.
Sizes:
E-ATX: The largest size, known as 'extended ATX'.
ATX: The 'standard' size.
micro-ATX: Smaller than ATX.
mini-ITX: Even smaller still.
Type 1 Hypervisor
where the virtualization occurs at...
GIAC GFACT Exam Review Book 1
Questions and Correct Answers the
Latest Update
Motherboard
✓ A circuit board that contains all of the computer system's main components.
✓
✓ Sizes:
✓ E-ATX: The largest size, known as 'extended ATX'.
✓ ATX: The 'standard' size.
✓ micro-ATX: Smaller than ATX.
✓ mini-ITX: Even smaller still.
Type 1 Hypervisor
✓ where the virtualization occurs at the firmware level
Type 2 Hypervisor
✓ where the virtualization is done by a software program that runs on an operating
system
✓ The internal operating unit or "brain" of a computer.
Cores
✓ responsible for executing instructions
Clock Speed
✓ dictates how many instructions the CPU can process each second
✓
✓ * processor that can execute one instruction per second has a clock speed of 1 Hz
(hertz)
Context Switching
✓ moving programs in and out of the CPU
RAM (Random Access Memory)
✓ stores the computer's programs and data temporarily while power is on.
✓
✓ Factors:
✓ DDR# stands for double data rate
✓ *3
✓ *4
✓ *5
GPU (graphics processing unit)
✓ A processor on a video card used to create graphics. It takes the load off the CPU.
✓ A device used to absorb and pull away excessive or unwanted heat.
Power supply or Power Supply Unit (PSU)
✓ responsible for taking power from either the mains power supply or a battery (in the
case of laptops) and converting then delivering it to the computer components.
SATA (Serial Advanced Technology Attachment) data cable
✓ used for powering hard drives
ATX (Advanced Technology Extended) cable
✓ runs to the motherboard
PCI Express (PCIe)
✓ runs to the graphics card
Bits
✓ the smallest unit of data in a computer
✓
✓ All data in a computer system is made up of bits:
✓ 1 byte is 8 bits.
✓ 1 kilobyte (kB) is 1000 bytes.
✓ 1 megabyte (MB) is 1000 kilobytes.
✓ 1 gigabyte (GB) is 1000 megabytes.
✓ 1 terabyte (TB) is 1000 gigabytes.
✓ Oh, and 4 bits (half a byte) is called a nibble...
✓ 1 byte is 8 bits.
✓ 1 kibibyte (KiB) is 1024 bytes.
✓ 1 mebibyte (MiB) is 1024 kibibytes.
✓ 1 gibibyte (GiB) is 1024 mebibytes.
✓ 1 tebibyte (TiB) is 1024 gibibytes.
Notation:
0d
✓ denary
Notation:
0b
✓ binary
Notation:
0x
✓ hexadecimal
d10 is 10 in denary
0b10 is 10 in binary
0x10 is 10 in hexadecimal
✓ 10 representation
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