InstructionsTotal Questions: 20Total Minutes: 20This ExamTray Free Online Exam/Quiz/Trivia tests your Java Programming Skills on Java Literals or Constants. Literal types are nothing but data types. This test displays answers after finishing the exam for review. You can easily clear Competitive Exams and Job Interview Questions after attending this exam. Go through Java Theory Notes on Literals before attempting this test. All the Best Challenge SCORE0 / 20Take This Exam 1*2*3*4*5*6*7*8*9*10*11*12*13*14*15*16*17*18*19*20*Q Buttons 1) What is the suffix used to represent a floating point number in Java? A) r or R B) f or F C) fl or FL D) None of the above 2) What is the precision after decimal points offered by a float data type in Java? A) 3 digits B) 6 digits C) 10 digits D) 15 digits 3) A real number literal for floating point literal with a missing f or F suffix represents which data type? A) double B) float C) long D) int 4) What is the suffix used to convert an int literal to long literal in Java? A) 0l or 0L B) l or L C) i or I D) 0x or 0X 5) A character literal in Java is enclosed within a pair of ___? A) Square brackets B) Double Quotes C) Single Quotes D) Exclamations 6) Which version of Java started offering unsigned int and unsigned long to represent very long numbers? A) JDK 5 B) JDK 6 C) JDK 7 D) JDK 8 7) Choose a correct statement about Java literal types. A) Decimal literal uses Base 10 number system. B) Binary literal uses Base 2 number system. C) Octal literal uses Base 8 number system. D) All the above Ad 8) A String literal in Java is surrounded by a pair of _____? A) Braces B) Single Quotes C) Double Quotes D) Exclamations 9) Which among the following is not a primitive data type in Java? A) char B) String C) byte D) short 10) Which version of Java introduced Hexadecimal floating point numbers? A) JDK 5 B) JDK 6 C) JDK 7 D) JDK 8 11) What are the two floating point notations in Java language? A) Exponential e or E (10^a) B) Exponential p or P (2^a) C) A and B D) None of the above 12) Choose the correct implementation of floating point literals in the exponential form in Java. A) float a = 12.0e2f; //1200.0 B) float a = 100.0e-2f; // 1.0 C) float a = 123.456e-21f; //1.23456E-19 D) All the above 13) Choose the correct usage of boolean literal in the options below. A) boolean b= false; B) boolean b= 2<4; //2<4 is true; C) if(true) { System.out.println("HELLO"); } D) All the above 14) What is the output of this Java snippet? int a = 0b111; System.out.println(a); A) 111 B) 7 C) 8 D) Compiler error Ad 15) Choose the wrong Java code statement below. A) boolean a = false; B) boolean a = (5>6)||(4>3); C) boolean a = 1; D) boolean a = 4>3?true:false; 16) Choose the wrong Java code statement below. A) char a ='a'; B) char a ="ab"; C) char a =97; D) char a ='\u0123'; 17) Choose the wrong representation of a character literal in Octal notation in Java. A) char ch='\65'; B) char ch='\142'; C) char ch='\065'; D) char ch='142'; 18) A Unicode character literal in Java is surrounded by a pair of ___? literal = \ua123 A) Single Quotes B) Double Quotes C) Exclamations D) Backslashes 19) What is the default boolean literal assigned to a boolean variable in Java? A) true B) false C) undefined D) None of the above 20) What is the default character literal value assigned to a char variable in Java? A) 'a' B) '0' C) '\u0000' D) 0 FINISH EXAM 1*2*3*4*5*6*7*8*9*10*11*12*13*14*15*16*17*18*19*20*PREVLiterals or Constants Online Test 1 NEXTType Casting Online Test 1 Certification Group ID 3845
