Quiz'O Mania Round 1

Quiz'O Mania Round 1

University

30 Qs

quiz-placeholder

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Quiz'O Mania Round 1

Quiz'O Mania Round 1

Assessment

Quiz

Computers

University

Hard

Created by

K. GUNA

Used 9+ times

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write the postfix notation of A+B*C/D?

ABCD+*/

AB*/CD+

ABC*D/+

ABCD*+/

A+B*C/D

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In object-oriented programming, the process by which one object acquires the properties of another object is called

Encapsulation

Overloading

Inheritance

Polymorphism

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What will be the output of the following Java program?

class leftshift_operator {

public static void main(String args[]) {

byte x = 64;

int i;

byte y;

i = x << 2;

y = (byte) (x << 2);

System.out.print(i + " " + y);

}

}

0 256

0 64

256 0

64 0

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What should not be done to avoid deadlock?

Avoid using multiple threads

Avoid hold several locks at once

Use interruptible locks

Execute foreign code while holding a lock

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is true about time slicing?

Time slicing is OS service that allocates CPU time to available runnable thread

Time slicing is the process to divide the available CPU time to available runnable thread

Time slicing depends on its implementation in OS

Time slicing allocates more resources to thread

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does not prevent JVM from terminating?

Process

JVM Thread

User Thread

Daemon Thread

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Range of singed long and unsigned long variables are.?

-2147483647 to +21474836480 to 4294967295

-2147483648 to +21474836470 to 4294967296

-2147483648 to +21474836470 to 4294967295

0 to 4294967295-2147483648 to +2147483647

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