BC4 - Boot Process and Storage Capacity Flashcards

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1
Q

What is boot process?

A

The process of being set up

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2
Q

What storage devices are part of booting process?

A

SSD and HDD

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3
Q

Briefly describe the sequence of boot process.

A

Power On —> POST —-> BIOS —-> Bootstrap Loader

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4
Q

What happens during Power On?

A

Power connected to motherboard and its components

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5
Q

What happens during POST

A

Test functionality of hardware.
No issue - 1 beep
Got issues- multiple beeps

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6
Q

What happens during BIOS

A

Displays computer specs
Opens up conection to boot disk
loads bootstrap loader from ROM to RAM

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7
Q

What happens in Bootstrap Loader.

A

Find the OS in Boot Disk
Loads OS into RAM for CPU to execute
OS ready to usr

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8
Q

What is Bootstrap Loader?

A

Bootsrap Loader is a small program to load and execute other program on a well defined manner.

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9
Q

What is storage capacity?

A

Capacity limit of a storage device that is measured in bytes

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10
Q

What is the metric prefix for storage capacity?

A

Kilo- 10^3 / 2^10
Mega- 10^6 / 2^20
Giga- 10^9 / 2^30
Tera- 10^12 / 2 ^40
Peta- 10^ 15/ 2^50
Exa 10^18/ 2^60

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11
Q

11111111 is the largest 1-byte data. What does this equvalent to?

A

128+64+32+16+8+4+2+1=255

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