Description: programming languages Online Quiz - 146 | |
Number of Questions: 20 | |
Created by: Aliensbrain Bot | |
Tags: programming languages |
which of the statements is incorrect
public class Counter { public static void main(String[] args) { int numArgs = /* insert code here */; } } and the command line: java Counter one fred 42 Which code, inserted at line 3, captures the number of arguments passed into the program?
public class Test { public static void main(String [] args) { int x =5; boolean b1 = true; boolean b2 = false; if((x==4) && !b2) System.out.print(”l “); System.out.print(”2 “); if ((b2 = true) && b1) System.out.print(”3 “); } } What is the result?
sales product qty soap-t1 20 comb 10 oil 20 soap-t2 30 soap-t3 20 How many observations will be present in the newsale dataset?
In order to select a particular sheet- Ages in an excel for printing using proc print, select the correct option
dataset new {x y} {1 2} {6 4} {7 5} data s1 s2 s3; set new; if x > 5 then output s1; if y < 5 then output s2; output; run; Choose the correct answer about s1 s2 and s3
Consider a Base Class 'A' and a Derived Class 'B'. Case 1 B b=new B(); A a= A(b); Case 2 A a=new A(); B b=B(a); Choose the correct option(s)
Choose the correct option for specifying the libname for an excel sheet
What is true about the user defind format
Comma informat removes any embedded
banks {x y} {1 A} {2 B} {3 C} data newbank; set banks; do year=1 to 3; capital + 5000; end; run; What is the value of capital and year for the last observation?
x=day() y=month() z=year() What is true about these variables
x='Hi' y='Everybody' z='Hello' The value of z should be "Hi Everyone Hello" Which of the below options can be used to generate this?
x=input('13mar2010'd,date9.) What is the length and type of the variable x
The overriding method CAN throw any unchecked (runtime) exception.
Which of the following can be marked Static ? (A)Initialization blocks (B)A class nested within another class, but not within a method
A class can be marked 'Abstract' even if has no abstract methods .
The Follwing code will result in a compiler error. Why? class Test { void doStuff() { private int x = 7; this.doMore(x); } }
The function that gives the day of the week is
Dataset x Rev1 Rev2 Rev3 Rev4 1 3 4 5 data y; set x; z=mean(?); run; Fill in the mean function call.