UGC-NET CS 2017 Nov - III

Question 71

What is the output of the following JAVA program ?

Java

Class Test {
    public static void main(String[] args) {
        Test obj = new Test();
        obj.start();
    }
    void start() {
        String stra = ”do”;
            String strb = method(stra);
        System.out.print(“: ”+stra + strb);
    }
    String method(String stra) {
        stra = stra + ”good”;
        System.out.print(stra);
        return“ good”;
    }
}

• dogood : dogoodgood
• dogood : gooddogood
• dogood : dodogood
• dogood : dogood

Question 72

Consider the following statements : 

(a) UNIX provides three types of permissions 
* Read 
* Write 
* Execute 

(b) UNIX provides three sets of permissions 
* permission for owner 
* permission for group 
* permission for others 

Which of the above statement/s is/are true?

• only (a)

• only (b)

• Both (a) and (b)

• Neither (a) nor (b)

Question 73

Standard planning algorithms assume environment to be __________.

• Both deterministic and fully observable
• Neither deterministic nor fully observable
• Deterministic but not fully observable
• Not deterministic but fully observable

Question 74

Match the following:

• (1)

• (2)

• (3)

• (4)