| Q.81 | How many type of arithmetic operations does the ALU of computer perform ? |
| A | 4 |
| B | 2 |
| C | 5 |
| D | 8 |
| Q.82 | Processors contain a control unit and a ? |
| A | Control unit |
| B | Primary storage unit |
| C | Input unit |
| D | Arithmetic logic unit |
| Q.83 | Internal memeory in a CPU is nothing but ? |
| A | A set of registers |
| B | A set of ALU |
| C | Micro processor |
| D | Bus |
| Q.84 | The part of a computer that co-ordinate all its functions, is called its ? |
| A | ROM program |
| B | System board |
| C | ALU |
| D | Control unit |
| Q.85 | The control unit controls other unit by generating ? |
| A | Control signal |
| B | Timing signal |
| C | Transfer signal |
| D | Command signal |
| Q.86 | A microprocessor is the brain of the computer and is also called ? |
| A | Micro chip |
| B | Macro chip |
| C | Calculator |
| D | Software |
| Q.87 | Microprocessor cab be used to make ? |
| A | Computer |
| B | Digital system |
| C | calculators |
| D | All of these |
| Q.88 | The CPU and memory are located in which of the following devices ? |
| A | Motherboard |
| B | Expansion board |
| C | Storage device |
| D | Output device |
| Q.89 | The communication line between CPU memory and peripherals is called a ? |
| A | Bus |
| B | Line |
| C | Media |
| D | All of these |
| Q.90 | Which is not an integral part of computer ? |
| A | CPU |
| B | Mouse |
| C | Monitor |
| D | UPS |