pseudocode

What will the following are not logical operators?

• AND

• <

• OR

• ==

What will the following boolean expression evaluate to?

5 <= 5

• FALSE

• TRUE

What will the following pseudocode output? Assume all variables have been declared.

x ← 3

IF x < 5

THEN

OUTPUT "A"

ELSE

OUTPUT "B"

ENDIF

• A

• B

• <No output>

What will the following pseudocode output? Assume all variables have been declared.

x ← 3

y ← 4

IF x < 5 AND y > 5

THEN

OUTPUT "A"

ELSE

OUTPUT "B"

ENDIF

• A

• B

• <No output>

What will the following pseudocode output? Assume all variables have been declared.

x ← 3

y ← 4

IF x < 5

THEN

OUTPUT y * 5

ELSE

OUTPUT y * 2

ENDIF

• 15

• 8

• 20

• 6

What will the following pseudocode output? Assume all variables have been declared.

x ← 3

y ← 4

z ← 5

IF x == 5

THEN

OUTPUT "A"

ELSE

IF y <> z

THEN

OUTPUT "B"

ELSE

OUTPUT "C"

ENDIF

ENDIF

• A

• B

• C

What will the following pseudocode output? Assume all variables have been declared.

x ← 3

CASE OF x

1: OUTPUT x * 1

2: OUTPUT x * 1 + 1

3: OUTPUT x * 2

4: OUTPUT x * 2 + 1

ENDCASE

• 3

• 4

• 6

• 7

What will the following pseudocode output? Assume all variables have been declared.

w ← 2

x ← 2 * w

CASE OF x

1: OUTPUT w * 1

2: OUTPUT w * 1 + 1

3: OUTPUT w * 2

4: OUTPUT w * 2 + 1

OTHERWISE OUTPUT x

ENDCASE

• 2

• 3

• 4

• 5