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HAT Subject 2026 Digital Logic Design Free Quiz 3
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HAT Subject 2026 Digital Logic Design Free Quiz 3

Practice HAT Subject 2026 HEC Aptitude Test Computer Science MCQs from Digital Logic Design. Get instant results with Explanation.

21. What shifts bits left or right?



22. What circuits output only on current inputs?



23. What circuits depend on past states?



24. What synchronizes sequential circuits?



25. What is the setup time?



26. What is the hold time?



27. What simplifies Boolean expressions?



28. What is the foundation of digital logic?



29. What theorem states complement of sum equals product of complements?



30. What adds two bits without carry-in?



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Instructions: Select one answer per question (you may skip questions). After submitting, you will see your score, correct answers, and explanations.

📋 HAT Subject Entry Test Information

HAT Subject Test

Conducting Body: Higher Education Commission (HEC)
Frequency: Quarterly | Time: 120 Minutes
Negative Marking: No

⚡ Official Test Pattern (Total: 100 MCQs):

Merit Formula: There is no single HEC merit calculation formula for HAT Subject Test. Universities determine their own merit criteria. Common weightages include: 30% Academic + 50% HAT + 20% Interview (only where specified by the university)

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❓ Frequently Asked Questions about HAT Subject

What formula is used to calculate merit in HAT Subject?

There is no single HEC merit calculation formula for HAT Subject Test. Universities determine their own merit criteria. Common weightages include: 30% Academic + 50% HAT + 20% Interview (only where specified by the university)

Which organization administers HAT Subject?

Higher Education Commission (HEC)

How many MCQs does HAT Subject contain?

100 MCQs

How much time is given to complete HAT Subject?

120 minutes

Which subjects are tested and in what proportion in HAT Subject?

Computer Sciences (100 MCQs), Electrical Engineering (100 MCQs), Software Engineering (100 MCQs)