Logikastelsels N2 — Document

April 2021 — N2 — Logikastelsels

N2 2021 Nated Engineering

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🎯 100 marks ⏱️ 3h 📄 6 pages 📝 36 items found 🔑 1 key info

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1.1Tot watter basis/grondtal ('radix'\ehoort die desimale getallestelsels? (1\

1.2Hoeveel verskillende kombinasies kan met vier bisse ('bits'\ aangedui word (1\

1.3

1.3.145 + 66

1.3.256 23

1.3.3

1.3.4

1.4Die volgende waarheidstabel is gegee. Toon met behulp van 'n logiese kring wat bestaan uit 'n EN hek en 'n uitsluitende ('exclusive'\ OF hek hoe die waarheidstabel bevredig kan word.

2.1Skakel die volgende getalle om soos aangedui:

2.1.110010110101 1 XS3 in sy de imal kw

2.1.2376 de ima in sy BCD

2.1.31101 1100 0011 2421BCD ode in sy de imal

2.2Teken die logiese kring vir 'n uitsluitende OF hek. (4

2.3Wat word bedoel met 'n beswaarde kode (' weighted code '\ (2\

2.4Teken 'n waarheidstabel wat die omskakeling van BCD (8421\na XS3 kode aandui (10 [25] (8080262\25

3.1Verskeie opsies word as moontlike antwoorde op die volgende vrae gegee. Kies die antwoord en skryf slegs die letter (A D\ langs die vraagnommer

3.1.7\n die ANTWOORDBOEK neer.

3.1.1Wanneer alle insette in 'n ... sero is, sal die uitset ook nul wees. OF hek ('

3.1.2... waarheidstabel kombinasies is nodig vir 'n drie ingangskring.

3.1.3

3.1.4Die ... is 'n basiese logikahek met 'n uitset wat die inset aanvul. omkeerderhek (' nverter gate '\

3.1.5'n hek het

3.1.6

3.1.7'n Mee ster/sla af JK flip flop h et hekke

3.2Gee VYF voorbeeld e van nievlugtige geheue (5\

3.3Teken die IEC simbole van die volgende

3.3.1JK flip flop

3.3.2pe flip flop

3.4Teken die logikakring vir die flip flop in VRAAG

3.3.1(6\

3.5'n flip flop is 'n baie nu ttige flip

4.1Hoeveel logiese hekke word gebruik om 'n dekodeerder te konstrueer? (2\

4.2Waarom word asinchrone tellers ook serie tellers genoem (2\

4.3Noem SES toep assings van 'n skuifregister (6\

4.4Teken 'n netjiese, benoemde diagram van 'n 4 bits parallel in serie uit skuifregister wat D

4.5Teken 'n waarheidstabel vir 'n dekade teller (5\ [25] TOT AL25

Mark Allocation

Total100 marks

Sections25 + 25 + 25 + 25 = 100 marks

Key Information

Contact Number0010110101

Paper information

TitleDocument

SubjectLogikastelsels

LevelN2

Document typeQuestion paper

Year2021

MonthApril

Pages5

Downloads2

Examination context

Decade2020s

Years ago5y

SeasonAutumn (SH)

Start dayThursday

Exam periodApril 2021

Days since exam2,017

About Logikastelsels examination preparation

This TVET examination resource can be used as part of a structured revision programme. Past papers are most useful when learners attempt questions independently, work within a realistic time limit, and review their answers afterwards.

How to use this resource for revision

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For stronger examination practice, complete the paper without unnecessary interruptions and keep track of the questions that take the most time. Afterwards, review the memorandum and separate knowledge gaps from mistakes caused by interpretation, calculation, structure, or examination technique.

understanding question requirements

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A practical revision approach

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Pages5

Archived on8 September 2026

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