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HAT Subject 2026 Compiler Construction Free Quiz 14
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HAT Subject 2026 Compiler Construction Free Quiz 14

Practice HAT Subject 2026 HEC Aptitude Test Computer Science MCQs from Compiler Construction. Get instant results with Explanation.

131. What problem illustrates deadlock and synchronization?



132. What is an interrupt?



133. What is a trap?



134. What is an exception?



135. What stores activation records?



136. What is the heap used for?



137. What does garbage collection do?



138. What is a garbage collection technique?



139. What occurs when allocated memory is not released?



140. What does a dangling pointer point to?



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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

Which organization administers HAT Subject?

Higher Education Commission (HEC)

How many MCQs does HAT Subject contain?

100 MCQs

What is the subject breakdown for HAT Subject?

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

Does HAT Subject have negative marking?

No

What is the exam duration for HAT Subject?

120 minutes