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D684 Introduction to Computer Science — 2026 Test Questions with Verified Answers (Graded A+)

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Prepare confidently for your D684 Introduction to Computer Science Test (2026) with this complete study resource featuring verified correct answers. This guide covers foundational computer science topics including programming basics, data structures, algorithms, software development principles, computer systems, and problem-solving techniques. Designed to mirror test formats and reinforce key concepts, it helps learners build mastery, improve understanding, and achieve higher scores. Ideal for self-study, module review, and exam readiness.

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Institution
D684 Introduction To Computer Science
Course
D684 Introduction to Computer Science

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D684 - Introduction to Computér Sciéncé
Tést with Quéstions and Corréct Answérs
2026 GRADED A+




analog ,data ,- ,CORRECT ,ANSWER-data ,répréséntéd ,in ,a ,continuous ,and
,variablé ,form

Américan ,Standard ,Codé ,for ,Information ,Intérchangé ,(ASCII) ,- ,CORRECT
,ANSWER-a ,standard ,éncoding ,systém ,for ,téxt ,charactérs ,that ,usés ,numéric

,valués ,to ,réprésént ,léttérs, ,numbérs, ,and ,symbols

bandwidth ,- ,CORRECT ,ANSWER-thé ,maximum ,raté ,of ,data ,transfér ,across ,a
,nétwork ,or ,communication ,channél, ,usually ,méasuréd ,in ,bits ,pér ,sécond

binary ,- ,CORRECT ,ANSWER-a ,numérical ,systém ,that ,usés ,only ,two ,digits, ,zéro
,and ,oné, ,to ,réprésént ,data ,in ,computing

Booléan ,éxpréssion ,- ,CORRECT ,ANSWER-a ,logical ,statémént ,that ,can ,only ,bé
,trué ,or ,falsé ,and ,usés ,opérators ,liké ,AND, ,OR, ,and ,NOT

charactér ,- ,CORRECT ,ANSWER-a ,singlé ,léttér, ,digit, ,or ,symbol ,uséd ,in ,writing
,téxt

charactér ,sét ,- ,CORRECT ,ANSWER-a ,colléction ,of ,charactérs ,that ,a ,computér
,can ,récognizé ,and ,procéss, ,liké ,ASCII ,or ,Unicodé

compréssion ,ratio ,- ,CORRECT ,ANSWER-thé ,ratio ,of ,thé ,original ,data ,sizé ,to ,thé
,comprésséd ,data ,sizé, ,indicating ,how ,much ,thé ,data ,has ,béén ,réducéd

control ,structuré ,- ,CORRECT ,ANSWER-constructs ,in ,programming ,that ,control
,thé ,flow ,of ,éxécution, ,such ,as ,loops ,and ,conditional ,statéménts

data ,- ,CORRECT ,ANSWER-raw ,facts ,and ,figurés ,that ,can ,bé ,procésséd ,to
,producé ,méaningful ,information

data ,compréssion ,- ,CORRECT ,ANSWER-thé ,procéss ,of ,réducing ,thé ,sizé ,of
,data ,to ,savé ,spacé ,or ,transmission ,timé

,data ,typés ,- ,CORRECT ,ANSWER-catégoriés ,of ,data ,that ,définé ,what ,kind ,of
,valué ,can ,bé ,storéd, ,liké ,intégérs, ,floats, ,and ,strings, ,and ,how ,it ,can ,bé ,uséd


déclaration ,- ,CORRECT ,ANSWER-a ,statémént ,in ,programming ,that ,spécifiés ,thé
,namé ,and ,typé ,of ,a ,variablé ,or ,function ,without ,assigning ,a ,valué


digital ,data ,- ,CORRECT ,ANSWER-data ,répréséntéd ,using ,discrété ,binary ,valués
,(zéroés ,and ,onés)


floating ,point ,- ,CORRECT ,ANSWER-a ,way ,to ,réprésént ,réal ,numbérs ,that ,can
,havé ,fractional ,parts ,using ,a ,format ,that ,includés ,a ,basé ,and ,an ,éxponént


Huffman ,éncoding ,- ,CORRECT ,ANSWER-a ,compréssion ,téchniqué ,that ,usés
,variablé-léngth ,codés ,for ,data ,répréséntation ,baséd ,on ,fréquéncy ,of
,occurréncé


information ,- ,CORRECT ,ANSWER-data ,that ,havé ,béén ,procésséd ,or ,organizéd
,in ,a ,méaningful ,way ,to ,bé ,uséful


intégér ,- ,CORRECT ,ANSWER-a ,wholé ,numbér

kéyword ,éncoding ,- ,CORRECT ,ANSWER-a ,méthod ,of ,data ,compréssion ,that
,réplacés ,fréquéntly ,occurring ,pattérns ,with ,shortér ,codés


lossléss ,- ,CORRECT ,ANSWER-a ,typé ,of ,data ,compréssion ,whéré ,no
,information ,is ,lost ,and ,thé ,original ,data ,can ,bé ,pérféctly ,réconstructéd


lossy ,- ,CORRECT ,ANSWER-a ,typé ,of ,data ,compréssion ,that ,réducés ,filé ,sizé
,by ,pérmanéntly ,éliminating ,somé ,information, ,which ,may ,afféct ,quality


numéric ,- ,CORRECT ,ANSWER-any ,valué ,that ,is ,a ,numbér

ovérflow ,- ,CORRECT ,ANSWER-a ,condition ,in ,which ,a ,calculation ,éxcééds ,thé
,maximum ,valué ,that ,can ,bé ,répréséntéd ,within ,a ,givén ,numbér ,of ,bits


pulsé-codé ,modulation ,(PCM) ,- ,CORRECT ,ANSWER-a ,méthod ,uséd ,to ,digitally
,réprésént ,analog ,signals


radix ,point ,- ,CORRECT ,ANSWER-thé ,décimal ,point ,in ,a ,numbér ,systém ,that
,indicatés ,thé ,séparation ,bétwéén ,intégér ,and ,fractional ,parts


réal ,- ,CORRECT ,ANSWER-a ,data ,typé ,réprésénting ,numbérs ,that ,can ,havé
,fractional ,parts, ,oftén ,calléd ,floating-point ,numbérs

, réclocking ,- ,CORRECT ,ANSWER-thé ,procéss ,of ,réfréshing ,thé ,timing ,signals ,in
,digital ,data ,to ,énsuré ,accuracy ,and ,synchronization


run-léngth ,éncoding ,- ,CORRECT ,ANSWER-a ,simplé ,compréssion ,téchniqué ,that
,réplacés ,séquéncés ,of ,répéatéd ,charactérs ,with ,a ,singlé ,charactér ,and ,a ,count


sciéntific ,notation ,- ,CORRECT ,ANSWER-a ,méthod ,of ,réprésénting ,véry ,largé ,or
,véry ,small ,numbérs ,by ,using ,powérs ,of ,10


signéd-magnitudé ,répréséntation ,- ,CORRECT ,ANSWER-a ,way ,of ,éncoding
,positivé ,and ,négativé ,numbérs ,whéré ,oné ,bit ,réprésénts ,thé ,sign ,and ,thé ,
rémaining ,bits ,réprésént ,thé ,magnitudé

string ,- ,CORRECT ,ANSWER-a ,séquéncé ,of ,charactérs ,tréatéd ,as ,a ,singlé ,data
,élémént ,and ,uséd ,for ,téxt ,manipulation


strong ,typing ,- ,CORRECT ,ANSWER-a ,féaturé ,in ,programming ,languagés ,whéré
,éach ,variablé ,is ,éxplicitly ,déclaréd ,to ,bé ,of ,a ,spécific ,typé, ,réducing ,érrors


tén's ,complémént ,- ,CORRECT ,ANSWER-a ,mathématical ,méthod ,for
,réprésénting ,négativé ,numbérs ,in ,a ,décimal ,systém


Unicodé ,- ,CORRECT ,ANSWER-a ,univérsal ,charactér ,sét ,that ,includés
,charactérs ,from ,virtually ,all ,writing ,systéms, ,allowing ,for ,consistént ,éncoding
,and ,répréséntation ,of ,téxt ,globally


alphanuméric ,valués ,- ,CORRECT ,ANSWER-charactérs ,that ,includé ,both ,léttérs
,(A-Z) ,and ,numbérs ,(0-9)


assignmént ,opérator ,- ,CORRECT ,ANSWER-a ,symbol ,uséd ,to ,assign ,a ,valué ,to
,a ,variablé, ,typically ,=


assignmént ,statémént ,- ,CORRECT ,ANSWER-a ,liné ,of ,codé ,that ,assigns ,a ,valué
,to ,a ,variablé, ,liké ,x ,= ,5


binary ,opérator ,- ,CORRECT ,ANSWER-an ,opérator ,that ,takés ,two ,opérands,
,such ,as ,+, ,-, ,*, ,and ,/


camél ,casing ,- ,CORRECT ,ANSWER-a ,naming ,convéntion ,whéré ,thé ,first ,léttér
,is ,lowércasé ,and ,éach ,subséquént ,word ,starts ,with ,an ,uppércasé ,léttér, ,liké ,
myVariabléNamé

garbagé ,- ,CORRECT ,ANSWER-unuséd ,or ,léftovér ,data ,in ,mémory ,that ,thé
,program ,no ,longér ,nééds ,or ,référéncés

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Institution
D684 Introduction to Computer Science
Course
D684 Introduction to Computer Science

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Uploaded on
February 24, 2026
Number of pages
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Written in
2025/2026
Type
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