Tag: technology

Quizzes (307) Questions (36705)

Questions Related to technology

Multiple choice technology platforms and products

PVCS ?

  1. Professional Virtual Configuration Server

  2. Professional Virtual Configuration System

  3. Polytron Version Configuration System

  4. Polytron Version Control System

  5. Pioneer Version compact system

  6. Pioneer vitrual configuration system
Reveal answer Fill a bubble to check yourself
D Correct answer
Full explanation
Multiple choice technology operating systems

$ find . -type f -mtime 1

  1. List all ordinary files in current directory that have been modified within the last 1 minute

  2. List all ordinary files in current directory that have been modified within the last 1 hour

  3. List all ordinary files in current directory that have been modified within the last 24 hours

  4. List all ordinary files in current directory that have been modified within the last 48 hours
Reveal answer Fill a bubble to check yourself
C Correct answer
Full explanation
Multiple choice technology programming languages

Given: import java.io.*; class Player { Player() { System.out.print("p"); } } class CardPlayer extends Player implements Serializable { CardPlayer() { System.out.print("c"); } public static void main(String[] args){ CardPlayer cl = new CardPlayer(); try { FileOutputStream fos = new FileOutputStream("play.txt"); ObjectOutputStream os = new ObjectOutputStream(fos); os.writeObject(c1); os.close() ; FileInputStream fis = new FileInputStream("play.txt"); ObjectInputStream is = new ObjectInputStream(fis); CardPlayer c2 = (CardPlayer) is.readObject(); is.close(); } catch (Exception x ) { } } } What is the result?

  1. pc

  2. pcc

  3. pcp

  4. pcpc

  5. Compilation fails

  6. An exception is thrown at runtime
Reveal answer Fill a bubble to check yourself
C Correct answer
Full explanation