Deadlock is one of the most critical concepts in Operating Systems, where multiple processes get stuck because each is waiting for resources held by others, leading to a complete system halt. Understanding deadlock is essential for students as it helps them grasp process management, resource allocation, and system efficiency—core topics frequently asked in academic and competitive exams such as BCA, B.Tech, and other computer science tests.
Practicing deadlock through an online test improves problem-solving skills, logical thinking, and exam readiness by exposing students to real-world scenarios and tricky questions. This Operating System: Deadlock Online Test is specially launched by Teachexam to help students strengthen their concepts, boost confidence, and perform better in exams with structured and practice-oriented learning.
Total Questions : 15
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Question : Which process recovery method breaks deadlock by terminating processes?
Question : Which recovery method involves returning the system to a previous safe state?
Question : Which of the following is a deadlock recovery technique related to resources?
Question : In a system with single-instance resources, what indicates a deadlock?
Question : In deadlock detection, the operating system periodically checks the system using which structure?
Question : If resources have multiple instances and a cycle exists in the RAG, what does it mean?
Question : If a Resource Allocation Graph has a cycle and each resource has only one instance, what does it indicate?
Question : What does an edge from a process to a resource represent in RAG?
Question : In a Resource Allocation Graph, processes are represented by:
Question : What is the main purpose of a Resource Allocation Graph (RAG) in Operating Systems?
Question : If a Resource Allocation Graph contains no cycle, then:
Question : An edge from a resource to a process (R → P) represents:
Question : An edge from a process to a resource (P → R) indicates:
Question : In a Resource Allocation Graph, a resource type is represented by:
Question : In a Resource Allocation Graph, a process is represented by which shape?