Cse

Que 4

Relational operators allow you to ____Numbers

Compare

All relational operators are binary

True

Th_____ statement causes other programs statements to execute only under certain

If

To check if a variable has a particular value is the = relational operator, as in the statement if(s=3) count« “s has the vale 3”;

False

A pair of characters or a pair of string objects can be compared with any of the relational

True

In C + +1 relational expression is false it has the value

0

A(n)____is a variable usually a book, that signals a condition exists

Flag

The____statement executes one block of statements if a test condition is true and another block of condition false

If/else

A trailing else places at end of if/else if statement provides a default action when____ of the if conditions is/ are true

None

When is statmentbis placed within the conditionally executed code of another if statement this is known as

Nested if

The rule of matching an else with an if is that an else goes with the last if statement before it that doesn’t have its own else

True

The c++____operator represents logical AND

&&

If the sub expression on the left side oven || operator is true, then right expression not checked

True

Logical operators and and or have higher precedence that not operator

False

The ___ operator takes an operant and reversers it’s truth or falsehod

!=

The following test checks if variable child is in range of 3 to 12

If(child >=3 | | child<= 12)

False

Assuming gooddata is Boolean variable the following two tests are logical equivalent

If (good date==false)

If (!goodData)

True

Pass = (score >=7) ? Does same as

If (score >= 7)

Pass= true

Else

Pass= false

True

If switch statements has no ____ statement the program falls through all statement below one with matching case expression

Break

What declares an enumerates data type named student

Emil student { bill, Tom, Mary};

The expression x< y is a ____ expression

Relational

Operator to test equality

==

Relational expressions and logical expressions are both Boolean which means they evaluate to true or false

True

Relational operators connect two or more relational expressions into one or reverse the logic

False

What statement executes one statement or block of statements of condition is true and skips if if false

If

Acts like chain of if statements

If/ else If

Expression statement that evaluates to 5,-5 or anything other that 0 is considered true

True

Follow statements will not print anything

X=5

If (x<5)

Hey out hello world

False

Flag is variable of satay type

Bool

Let’s user know of invalid menu chooce

Input validation

S1==s2 when

None each case one or more

Logical or

| |

Checks child is 3-13

If (child>= 3 && <= 12)

False

If sub expression on left side of. && operator is true then the. That on right will not be checked

False

!(6>7 | | 3==4)

True

Equivalent?

If(moredate ==true)

If (moredata)

True

Switch statement branches to particular block of code depending on value if numeric

False

D we quit section of switch statement performs a similar task as

Else if

Scope of variable is program it is defined in

False

C= 17 and answer = 20

Answer = x> 100? 0:1

Assign 1 to answer