C++ | MCQs

    Q5951: The earliest calculating device is:

    سب سے قدیم حساب لگانے والا آلہ کونسا ہے
    • A. Calculator
    • B. Abacus
    • C. Analytical engine
    • D. Difference engine

    Q5952: Which of these is a non-profit domain?

    • A. .org
    • B. all of these
    • C. .in
    • D. .com

    Q5953: _________ rollback requires the system to maintain additional information about the state of all the running transactions.

    • A. Partial
    • B. Time
    • C. Commit
    • D. Total

    Q5954: In a table composite key consists of _______ attribute (s).

    • A. Two
    • B. One & Two
    • C. One
    • D. More than one

    Q5955: Which one is not an arithmetic instruction?

    • A. JMP
    • B. SUB
    • C. DIV
    • D. MUL

    Q5956: A packet that is sent by a node to the source to inform it of congestion is called

    • A. Control Packet
    • B. Change Packet
    • C. Congestion Packet
    • D. Choke Packet

    Q5957: Under mark parity, each parity bit is:

    • A. Not used
    • B. Alternated between 0 & 1
    • C. Always set to 0
    • D. Always set to 1

    Q5958: In OOP, a constructor function is called whenever

    • A. An object is used
    • B. A class is declared
    • C. An object is declared
    • D. A class is used

    Q5959: Which of the following is not a looping statement of C++?

    • A. While
    • B. Until
    • C. For
    • D. Do

    Q5960: Which one of the following is the fastest, biggest, and most expensive?

    • A. Personal Computer
    • B. Supercomputer
    • C. Notebook
    • D. Laptop
✅ Correct: 0 | ❌ Wrong: 0 | 📊 Total Attempted: 0

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