Answer all Questions:

1) Answer True or False: (10) a) b) c) A switch statement can contain any number of case labels in any order. To name a variable and specify the data type that can be stored in it, you use declaration statements. In C++, using braces to enclose a set of statements creates a single block of statements. d) You should avoid testing for equality of single-precision and double-precision values and variables by using the relational operator because of the way computers store these numbers. e) You cannot add and subtract character data and mix it with integer data to produce useful results. 2) Select the choice that best completes the statement or answers the question. (10) 2.1 In C++, the default precision is set to significant digits. 2.2 A(n) 2.4 A a. five b. six 2.5 The a. b. constant 2.3 The expression A & B will always be a. 1 c. indeterminate b. true d. false statement is a sequence of statements contained in a set of braces. c. seven d. eight expression consists of operators and constants only. declaration a. b. c. initialization d. arithmetic if A does not equal B. a. single b. compound operator is not a relational operator. >= >