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topic 1 - binary system & hexadeximal

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Total cards: 11•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (11)

#1
Front (Question)

uses of binary system (3)

Back (Answer)

• ASCII value • unicode value • instruction

#2
Front (Question)

memory measurements from smallest to largest (5)

Back (Answer)

• 1KB • 1MB • 1GB • 1TB • 1PB

#3
Front (Question)

advantages of using hexadecimal (5)

Back (Answer)

• easier to understand • easier to debug • shorter so takes up less space • faster to enter than binary • conversion to binary is easier than from denary

#4
Front (Question)

uses of hexadecimal numbers (3)

Back (Answer)

• MAC address • HTML colours • error messages

#5
Front (Question)

problems with shifting bits (3)

Back (Answer)

• may run out of places at the end of the register • end bit may be lost • may result in loss of precision

#6
Front (Question)

what does HTML stand for

Back (Answer)

hyper text markup language

#7
Front (Question)

structure of HTML

Back (Answer)

• structure used for layout • in HTML doc, presentation and structure often kept separate • HTML tag used for structure

#8
Front (Question)

URL (composed of 3 parts)

Back (Answer)

• protocol • filename • webserver name

#9
Front (Question)

presentation of HTML

Back (Answer)

• presentation used for colour/style • in HTML doc, presentation and structure often kept separate • CSS linked to the HTML used for presentation

#10
Front (Question)

what does MAC address stand for

Back (Answer)

Media access code

#11
Front (Question)

explain what is meant by a MAC address (6)

Back (Answer)

• hardware address • unique num associated w device • LAA • UAA • first 6/8 digit = manufacturer code • last 6/8 digit = serial num of device