Main Subjects
Main Subjects MCQs With Answers
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Which error-checking code uses extra parity bits inserted at specific positions to detect and correct single-bit memory errors?
ACyclic Redundancy Check (CRC)
BChecksum
CHamming Code
DLRC (Longitudinal Redundancy Check)
Which sentence correctly uses the present simple tense to give step-by-step instructions?
AFirst, you are heating the oil, then you are adding the onions.
BFirst, you heated the oil, then you added the onions.
CFirst, you will heat the oil, then you will add the onions.
DFirst, you heat the oil, then you add the onions.
Which sentence correctly uses the present perfect tense with the adverb ‘already’ to describe a completed action?
AI already finished my homework.
BI already have finish my homework.
CI am already finishing my homework.
DI have already finished my homework.
Which sentence correctly follows the journalistic convention of using the present tense in a headline to describe a recently completed event?
APrime Minister Announces New Policy
BPrime Minister Has Announced New Policy
CPrime Minister Was Announcing New Policy
DPrime Minister Announced New Policy
Fill in the blank with the correct preposition: ‘He resigned ___ his position after the scandal.’
Awith
Bof
Cfrom
Dfor
Fill in the blank with the correct preposition: ‘She qualified ___ the scholarship after months of hard work.’
Afor
Bwith
Cof
Dat
Choose the correct indirect (reported) speech for: He said, “Never tell a lie.”
AHe told never tell a lie.
BHe advised me never to tell a lie.
CHe advised that never tell a lie.
DHe said never to tell a lie.
Choose the correct passive voice for the active sentence with the modal ‘would’: ‘She would finish the work.’
AThe work was would finished by her.
BThe work would finish by her.
CThe work would be finished by her.
DThe work would being finished by her.
Choose the correct passive voice for the active sentence with a prepositional verb: ‘She looks after the children.’
AThe children look after are by her.
BThe children are looking after by her.
CThe children are looked after by her.
DThe children look after by her.
Choose the correct passive voice for the active sentence with the impersonal subject ‘one’: ‘One should respect elders.’
AElders should respect one.
BOne's elders should be respected by one.
CElders should be respected.
DOne should be respected elders.