Deck 10: String Manipulation and Menus

Question 1

To represent a single digit in a pattern, you use the ____ character.

A) *
B) ?
C) .
D) #

Answer 1

D

Question 2

____ is the syntax for inserting characters into a string.

A) string.Substring(startIndex[,numCharsToAccess])
B) string.Insert(startIndex, value)
C) string.Remove(startIndex[, numCharsToRemove])
D) string.Find(startIndex[, numCharsToFind])

Answer 2

B

Question 3

The Substring method accesses one or more characters contained in a string.

Answer 3

True

Question 4

The ____ method pads the string on the right, which means it inserts the padded characters at the end of the string.

A) PadLeft
B) Pad
C) TrimRight
D) PadRight

Question 5

When processing the PadLeft and PadRight methods, the computer first makes a temporary copy of the string in memory; it then pads the copy only.

Question 6

____ is the syntax for removing the characters from a string.

A) string.Find(startIndex[, numCharsToFind])
B) string.Insert(startIndex, value)
C) string.Remove(startIndex[, numCharsToRemove])
D) string.Substring(startIndex[,numCharsToAccess])

Question 7

To insert the value at the beginning of a string, you use a startIndex of 1.

Question 8

To specify a different starting location in the IndexOf method, you use the optional ____ argument.

A) startIndex
B) firstIndex
C) Index
D) locateIndex

Question 9

The ____ character in a pattern represents one character only.

A) ?
B) *
C) #
D) .

Question 10

If you need to determine whether a string contains a specific sequence of characters, you can use the ____ method.

A) Find
B) IndexOf
C) Locate
D) Regex

Question 11

____ is the syntax to access characters in a string.

A) string.Find(startIndex[, numCharsToFind])
B) string.Substring(startIndex[,numCharsToAccess])
C) string.Insert(startIndex, value)
D) string.Remove(startIndex[, numCharsToRemove])

Question 12

When an expression contains more than one method, the computer processes the methods from right to left.

Question 13

The Contains method always begins the search with ____.

A) the last character in the string
B) the middle character in the string
C) both ends of the string
D) the first character in the string

Question 14

Each menu element is considered a(n) ____.

A) interface
B) class
C) system
D) object

Question 15

The most commonly used properties for a menu element are the ____ properties.

A) Name and Text
B) Name and Action
C) Action and Text
D) Label and Text

Question 16

A ____ character forces a literal constant to assume a data type other than the one its form indicates.

A) static type
B) conditioned type
C) literal type
D) reconditioned type

Question 17

Visual Basic provides the ____ method for accessing any number of characters in a string.

A) Mid
B) Left
C) Substring
D) Right

Question 18

The ____ argument in the syntax of the PadRight method is an integer that represents the total number of characters you want the string's copy to contain.

A) firstChars
B) totalChars
C) countChars
D) replaceChars

Question 19

The ____ character represents zero or more characters.

A) ?
B) *
C) #
D) .

Question 20

When processing the Insert method, the computer first makes a temporary copy of the string in memory.

Question 21

Match each term with the correct statement below.
a.Contains method
f.IndexOf method
b.shortcut key
g.PadLeft
c.Like operator
h.menu title
d.Trim method
i.Remove method
e.menu strip control
Removes any space characters from both the beginning and end of a string

Question 22

Match each term with the correct statement below.
a.Contains method
f.IndexOf method
b.shortcut key
g.PadLeft
c.Like operator
h.menu title
d.Trim method
i.Remove method
e.menu strip control
Displays a list of options when clicked

Question 23

Match each term with the correct statement below.
a.Contains method
f.IndexOf method
b.shortcut key
g.PadLeft
c.Like operator
h.menu title
d.Trim method
i.Remove method
e.menu strip control
Aligns the characters in a string

Question 24

The number of characters contained in a string is stored as an integer in the string's ____________________ property.

Question 25

Match each term with the correct statement below.
a.Contains method
f.IndexOf method
b.shortcut key
g.PadLeft
c.Like operator
h.menu title
d.Trim method
i.Remove method
e.menu strip control
Returns the Boolean value True when the substring is contained anywhere in the string

Question 26

Match each term with the correct statement below.
a.Contains method
f.IndexOf method
b.shortcut key
g.PadLeft
c.Like operator
h.menu title
d.Trim method
i.Remove method
e.menu strip control
Used to include one or more menus on a Windows form

Question 27

Visual Basic's ____________________ method allows you to insert characters anywhere in a string.

Question 28

Match each term with the correct statement below.
a.Contains method
f.IndexOf method
b.shortcut key
g.PadLeft
c.Like operator
h.menu title
d.Trim method
i.Remove method
e.menu strip control
Allows you to use pattern-matching characters to determine whether one string is equal to another string

Question 29

A menu item's ____ key can be used only when the menu is open.

A) control
B) menu
C) access
D) shortcut

Question 30

A menu item's ____________________ keys can be used only when the menu is closed.

Question 31

Match each term with the correct statement below.
a.Contains method
f.IndexOf method
b.shortcut key
g.PadLeft
c.Like operator
h.menu title
d.Trim method
i.Remove method
e.menu strip control
Removes a specified number of characters located anywhere in a string

Question 32

Commonly used menu items should be assigned ____.

A) shortcut keys
B) header keys
C) global keys
D) control keys

Question 33

In Windows applications that have an Edit menu, ____ is used to select the Cut command when the Edit menu is closed.

A) Ctrl+Y
B) Ctrl+C
C) Ctrl+V
D) Ctrl+X

Question 34

If an item on a menu or submenu is a command, you enter the appropriate instructions in the item's ____________________ event procedure.

Question 35

In Windows applications that have an Edit menu, ____ is used to select the Paste command when the Edit menu is closed.

A) Ctrl+X
B) Ctrl+V
C) Ctrl+C
D) Ctrl+P

Question 36

The access key allows the user to open the menu by pressing the ____ key in combination with the access key.

A) Ctrl
B) Shift
C) Alt
D) Ctrl+Alt

Question 37

You specify a menu item's shortcut keys in the ShortcutKeys property in the ____ window.

A) Properties
B) System
C) Menu
D) Interface

Question 38

Match each term with the correct statement below.
a.Contains method
f.IndexOf method
b.shortcut key
g.PadLeft
c.Like operator
h.menu title
d.Trim method
i.Remove method
e.menu strip control
Appears to the right of the menu item and allow the user to select the item without opening the menu

Question 39

The ____________________ method pads the string on the left, which means it inserts the padded characters at the beginning of the string.

Question 40

Match each term with the correct statement below.
a.Contains method
f.IndexOf method
b.shortcut key
g.PadLeft
c.Like operator
h.menu title
d.Trim method
i.Remove method
e.menu strip control
Returns a -1 if the subString is not contained in the string

Question 41

What does the Substring method return?

Question 42

Explain how the PadLeft and PadRight methods work.

Question 43

Explain the difference between the Trim method and the Remove method.

Question 44

Discuss the purpose of the access key.

Question 45

Describe menu title captions.

Question 46

Explain what the Like operator does.

Question 47

Discuss why applications might need to work with strings.

Question 48

Explain how the Contains method works.

Question 49

What happens when you omit the numCharsToAccess argument from the Substring method?

Question 50

What is the Windows standard for the capitalization of menu item captions?