Short Question Answer : Q1. Which keys are used to delete characters? The backspace key and delete key is used to delete characters. Q2. Why do we use the spacebar key? The spacebar key is used to enter space between two words. Q3. Write the use of shift key. The shift key is a modifier key which is used to type capital letters and other alternates for uppercase letters. Q4. How can you increase your typing speed? We can increase our typing speed by following the rules of touch typing. Q5. What is Home row? The row which starts from the beginning of Caps Lock key and contains letters F, D, S, A and J, K, L, ; is called the Home row. Q6. Write any four rules of touch typing. Any four rules of touch typing are as follows: Place the required fingers on the Home row. To press the spacebar use the thumb of whichever hand is more convenient. Use the right little finger to press the enter key To type Uppercase letters