Data Entry and Keyboarding skills

Class 9 IT CBSE Code 402 Unit 2 Data Entry and Keyboarding Skills

Multiple choice questions:

1. Which of the following is not a key for punctuation marks?
   (a) comma (,)
   (b) period (.)
   (c) semicolon (;)
   (d) equal sign (=)

Ans: (d) equal sign (=)

2. Which of the following is not an arrow key?
(a) top (^)
(b) down (↓)
(c) right (→)
(d) left (←)

Ans:(a) top (^).

3. Which of the following operation is not performed by a mouse?
   (a) Left Click
   (b) Right Click
   (c) Middle Click
   (d) Double Click

Ans: (c) Middle Click

4. In the Rapid typing tutor, which of the following is not true?
(a) Green letters denote right inputs.
(b) Yellow letters stand for right inputs in extra time.
(c) Red letters denote wrong inputs within time.
(d) Orange letters indicate wrong inputs with in time.

Ans: (d) Orange letters indicate wrong inputs with in time.

5.The lesson control panel can be used for______________.
(a) animation
(b) enable or disable sounds
(c) plain
(d) background

Ans: (b) enable or disable sounds

Fill in the Blanks:

1. A touch typist knows the location on the keyboard through ___muscle ___memory.
2. The typing speed is measured in __Word per Minute__.
3. Alphabets (A–Z) and numbers (0–9) are known as ___Alphanumeric ____keys.
4. Del key deletes the character at the _current___ cursor position.
5. A standard keyboard has___12____Function keys.
6. Numeric keypad is used to enter __Numeric__ data.
7. Page Up key is used to shift the ___cursor___ one page up.
8. Pressing the End key moves the cursor to the ___Last ____________character of the line.
9. On numeric keypad ‘0’ is to be pressed by the ___right hand ______thumb.
10. The numeric keypad has _4__ columns and __5_ rows.

State whether the statements given below are True or False

1. The Alt key is always used with the other key. TRUE

1. There are 5 arrow keys on the keyboard. FALSE
2. The Backspace key is used to delete the character on the right to the cursor. FALSE
3. Caps lock key is a toggle key. TRUE
4. The control key is used in conjunction with other keys. TRUE
5. Enter key is also known as Return key. TRUE
6. The function keys have different meaning in different software. TRUE
7. The keys ‘F’ and ‘J’ are known as guide keys. TRUE
8. There are two Caps Lock keys on the keyboard. FALSE
9. The mouse has two scroll buttons. FALSE
10. Page Down key is used to move the cursor on next page. TRUE
11. Pressing the Home Key, moves the cursor to the first character in the document. FALSE
12. On a numeric keypad, the number 8 is the guide key. FALSE
13. In Rapid typing tutor, the right input entered is denoted by yellow color. FALSE
14. In Rapid typing tutor, the right input entered in exceeding time frame is denoted by Red color. FALSE

Short answer questions :

Que.1 Discuss the various types of keys available on a computer keyboard.

Ans: Various types of keys available on a computer keyboard:

• Alphanumeric keys: All of the alphabet (A-Z) and numbers (0-9) on the keyboard.

• Punctuation keys: All of the keys associated with punctuation, such as the comma (,), period (.), semicolon (;), brackets ([]) and so on. Also, all of the mathematical operators the plus sign (+), minus sign (-), and equal sign (=).
• Alt key: Short for Alternate, this key is like a second control key.
• Arrow keys: There are four arrow keys to move the cursor (or insertion point) up (↑), down (↓), right (→), or left (←).
• Shift or Alt keys: To move the cursor in more than one position at a time.
• Backspace key: Deletes the character just to the left of the cursor and moves the cursor to that position.
• Caps Lock key: It is a toggle key, which when activated, causes all alphabetic characters to be uppercase.
• Ctrl key: The control key is used in conjunction with other keys to produce control characters.
• Delete key: The Del key deletes the character at the current cursor position, or the selected object, but does not move the cursor.
• Enter key or Return key: It is used to enter commands or to move the cursor to the beginning of the next line.
• Esc key: The Escape key is used to send special codes to devices and to exit (or escape) from
programs and tasks.
• Function keys: Special keys labelled F1 to F12. These keys have different meaning depending on which program is running

Que 2. Differentiate between Home Keys and Guide Keys.

Home keys
Alphabets ASDF are home keys for the left hand and ; (semi-colon) LKJ for the right hand. The fingers are trained to make the correct movement to other keys and each finger returns immediately to its respective home key after it has depressed the corresponding key in any other row.
Guide keys
On a computer keyboard, keys ‘F’ and ‘J’ are called guide keys for left and right hand, respectively. Both contain a small raised tangible mark with the help of which the touch typist can place the fingers correctly on the home keys.

Que 3. What do you understand by Guide Keys? Name the Guide keys of a
(a) computer keyboard
(b) typewriter

Those keys which help in the placement of fingers on Home Keys is called Guide Keys.

(a)On a Computer Keyboard , keys F and J are called guide keys for left and right hand respectively.

(b) On a Typewriter, the two keys A and ;(semicolon) are called guide keys.

Que 4.Explain the role of typing ergonomics.

Ans: Typing ergonomics provides the logistic support for efficient and effective typewriting. They are important to attain and maintain accuracy and speed. Some of these factors included are

Sitting posture: While operating the computer keyboard, sit straight,
slightly bending your neck forward.

Position of hands: Put your forearms at level with the keyboard and palms down. Keep your wrists straight and hang your elbows naturally

Monitor placement: Keep the keyboard and mouse together at an approximate distance of 20 cm, which will help in smooth and effortless operation of keyboard.

Chair and table placement: Adjust computer chair and table to an optimal height. The chair of the computer user must be supportive to his/her lower back.

Que 5. Why the use of various typing software is common now-a-days?

Ans: There are many software available which are free of cost and are customized to learn typing efficiently
and effectively.

Que 6. Mention the finger allocation of keys of the Bottom Row of computer keyboard.

Ans: Keys Z, X, C, V, B, N, M, Comma, Full Stop and ‘/’ sign are located on this row. Little finger of left hand is not used, i.e., no key is assigned to it. So, from the Home Row, turn downwards the Ring Finger of left hand and strike key ‘z’. Similarly, type keys ‘x’ and ‘c’ with middle and forefinger, respectively. Type full stop, comma, m, n with little, Ring Middle and forefinger of right hand, respectively, which will appear as given below. z x c . , m n. Alphabets ‘v’ and ‘b’ are to be typed with forefinger of left and right hand, respectively