1. Choose the correct answer:I)Which type of errors does not exist in Java?a. Syntaxb. Semanticc. bugd. runtimeII)The method nextInt() reads--a. Many valuesc. String valued. All types of valuesb. One integer valueWhat will the following expression evaluate?III)((2 + 5 != 8) && (7 + 3 >= 2))a. Trueb. Falsec. 7d. 10IV)A/an-is piece of code that performs a specific task.a. instructionb. blockc. methodV)A keyword------is used to create an array.a. createb. newc. buildVI)In java, packages are collections ofa. Methodsb. Classesc. LibrariesVII) A switch fall through occurs in java only in the absence of__a. defaultb. breakc. cased. NoneVIII) Which sign is used to check equality in Java?a. "=="b. "-"c. Alld. NoneIX)A switch statement acceptstype of data as input.b. shortd. all of themX)a. bytec. intWhat is the symbol represent the "and" operator in Java?a. ANDb. ||c. &&d. Both a & cXI) Complete the following statement to create an object of the class ScannerScanner keyboard-= new Scanner (...........);a. Newb. System.ind. Scannerc. System.outXII) In order to test two strings to see if they have equal values, we usea. string1.equals(string2) b. string 1.equals.string2XIII) All arrays have an instance variable namedc. string1-string2 d.string1=string2array (number of elements).a. lengthb. indexc. subscript d. collectionXIV)is a set of values where each value is identified by an index.b. A variablec. An array d. Nonea. A stringXV)are identifiers that have a predefined meaning in Javaa. Keywordsb. Reserve wordsc. Bothd. Noned. functiond. setd. Arrayskeyword.__, contains the length of the

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1. Choose the correct answer: I) II) III) Which type of errors does not exist in Java? a. Syntax b. Semantic The method nextInt() reads---- a. Many values b. One integer value What will the following expression evaluate? ((2+5!= 8) && (7 + 3 >= 2)) a. True b. False c. bug c. String value c. 7 d. runtime d. All types of values d. 10

1. Choose the correct answer: I) II) III) Which type of errors does not exist in Java? a. Syntax b. Semantic The method nextInt() reads---- a. Many values b. One integer value What will the following expression evaluate? ((2+5!= 8) && (7 + 3 >= 2)) a. True b. False c. bug c. String value c. 7 d. runtime d. All types of values d. 10

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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