| Q.21 | The smallest unit in a digital system is a…..? |
| A | Byte |
| B | Kilobyte |
| C | Word |
| D | Bit |
| Q.22 | The computer abbreviation KB usually means ? |
| A | Key block |
| B | Kernel boot |
| C | Kilo byte |
| D | Kit bit |
| Q.23 | Information on a computer is stored as what ? |
| A | Analog data |
| B | Digital data |
| C | Modem data |
| D | Watts data |
| Q.24 | One thousand bytes is a…. ? |
| A | Kilobyte |
| B | Megabyte |
| C | Gigabyte |
| D | Terabyte |
| Q.25 | One TB approximately comprises or occupies which of the following data or space size ? |
| A | 1000KB |
| B | 1024 MB |
| C | 1024 GB |
| D | 1000 GB |
| Q.26 | Which of the following is not a binary number ? |
| A | 001 |
| B | 101 |
| C | 202 |
| D | 110 |
| Q.27 | Decimal number system is the group of……numbers ? |
| A | 0 to 1 |
| B | 0 to 9 |
| C | 0 to 7 |
| D | None of these |
| Q.28 | ASCII stands for ? |
| A | American special computer for information interaction |
| B | American standard computer for information interchange |
| C | American special code for information interchange |
| D | American standard code for information interchange |
| Q.29 | The most widely used code that represents each character as a unique 8-bit code is ? |
| A | ASCII |
| B | UNICODE |
| C | BCD |
| D | EBCDIC |
| Q.30 | Which of the following character set supports Japanese and Chinese fonts ? |
| A | ASCII |
| B | BC |
| C | ECBI |
| D | UNICODE |