Tag: daily knowledge
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C++ Programming MCQ – Constructors and Destructors
C++ Programming Multiple Choice Questions & Answers (MCQs) focuses on “Constructors and Destructors”. Q 1. What is the role of a constructor in classes?A. To modify the data whenever requiredB. To destroy an objectC. To initialize the data members of an object when it is createdD. To call private functions from the outer world Show…
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Cloud Computing MCQ Questions & Answers Part 4
Q 61. . . . . . . . . is a function of the particular enterprise and application in an on-premises deployment. A. Vendor lock B. Vendor lock-ins C. Vendor lock-in D. None of the mentioned Show Answer Answer:-C. Vendor lock-in Q 62. The method which offers higher speeds of I/O transfers is .…
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C++ Programming Questions and Answers – Dereferencing
C++ programming skills needed for various interviews (campus interviews, walk-in interviews, company interviews), placements, entrance exams and other competitive exams. These questions can be attempted by anyone focusing on learning C++ programming language. They can be a beginner, fresher, engineering graduate or an experienced IT professional. Our C question bank comes with the detailed explanation…
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SQL MCQ Questions and Answers 4
Q 61. A subquery in an SQL SELECT statement is enclosed in: A. brackets — […]. B. parenthesis — (…). C. CAPITAL LETTERS. D. braces — {…}. Show Answer Answer:-B. parenthesis — (…). Explanation In SQL, a subquery is enclosed in parentheses, as shown in Option A. Subqueries are used to retrieve data from one…
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C++ Programming Questions and Answers – Increment and Decrement
C++ programming questions and answers focuses on “Increment and Decrement”. One shall practice these questions to improve their C++ programming skills needed for various interviews (campus interviews, walk-in interviews, company interviews, entrance exams and other competitive exams. C++ programming language. They can be a beginner, fresher, engineering graduate or an experienced IT professional. Our C++…
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Cloud Computing MCQ Questions & Answers Part 2
Q 21. In distributed systems, link and site failure is detected by . . . . . . . . A. polling B. token passing C. handshaking D. none of the mentioned Show Answer Answer:-C. handshaking Explanation The correct answer is Option C: Handshaking, as it is the most reliable and commonly used method in…
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SQL MCQ Questions and Answers 2
Q 21. Table Employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE. The SQL statement SELECT COUNT(*) FROM Employee WHERE SALARY > ANY (SELECT SALARY FROM EMPLOYEE); prints A. 0 B. 5 C. 9 D. 11 Show Answer Answer:-C. 9 Explanation ANY compares a value with each of the values…
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Current Affairs Quiz – December, 2024
Q 1.Which Indian initiative was praised by Oxford University’s Saïd Business School for accelerating infrastructure projects? A. National Infrastructure Pipeline (NIP)B. Regional Connectivity Scheme-UDANC. PM Gati Shakti National Master PlanD. PRAGATI (Pro-Active Governance and Timely Implementation) Show Answer Answer:-D. PRAGATI (Pro-Active Governance and Timely Implementation) Explanation Oxford University’s Saïd Business School, in collaboration with the…
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SQL MCQ Questions and Answers
Q 1. What is the full form of SQL? A. Structured Query List B. Structured Query Language C. Simple Query Language D. None of these Show Answer Answer:-B. Structured Query Language Explanation SQL (Structured Query Language) is a special-purpose programming language designed for managing data held in a relational database management system (RDBMS). Originally based…
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Cloud Computing MCQ Questions & Answers
Q 1. The term ‘Cloud’ in cloud-computing refers to . . . . . . . . A. The Internet B. Cumulus Clouds C. A Computer D. Thin Clients Show Answer Answer:-A. The Internet Explanation Picture the vast expanse of the digital realm, where data flows seamlessly like a boundless sky. This is what the…