Question
Which of the following is an alpha particle which is
emitted in radioactivity?Solution
Alpha particle consists of a helium atom having 2 electrons, 2 protons and 2 neutrons. Radioactive decay (also known as nuclear decay or radioactivity) is the process by which an unstable atomic nucleus loses energy by emitting radiation, such as an alpha particle, beta particle with neutrino. A material containing such unstable nuclei is considered radioactive Hence, option A is correct.
Which of the following statements is true about deadlocks in an operating system?
Which traversal of binary tree gives nodes in sorted order?
Which I/O scheduling algorithm is most suitable for minimizing seek time in hard drives?
Which of the following allows dynamic memory allocation?
Which attack can be mitigated using DNSSEC (Domain Name System Security Extensions)?
Which of the following collision resolution techniques involves storing all elements that hash to the same value in a linked list?
Which data structure is most suitable for implementing a priority queue with logarithmic time complexity for insertion and deletion?
KMP improves naive string matching by:
In the context of system analysis, which of the following best defines the "use case" diagram?
Which design pattern is best suited for managing the creation of objects without specifying their concrete classes?
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