computer science ONLINE TEST 0% 11th Computer Science – Chapter 1 & 2 Wish you all the Best ! The number of attempts remaining is 1 1 / 25 How many coding schemes are used to represent character in India? 3 2 4 5 2 / 25 Which of the following device uses CCD Electronic chip? OCR Voice Input Systems Digital Camera BCR 3 / 25 First generation computers used? Integrated circuits Vacuum tubes Transistors Microprocessors 4 / 25 Which component used in third generation computers? Microprocessors Transistors Vacuum tubes IC 5 / 25 Expansion for ASCII? All Standard Code for Information Interchange American School Code for Information Interchange American Society Code for Information Interchange American Standard Code for Information Interchange 6 / 25 Which generation of computer used IC’s? Third Fourth First Second 7 / 25 Which of the following is not a non volatile memory? RAM CD – ROM ROM Hard disk 8 / 25 Who coined the term byte? John von Newmann Charles Babbage Werner Buchholz Herman Hollerith 9 / 25 NOR is a combination of ? NOT(OR) NOT(NOR) NOT(NOT) NOT(AND) 10 / 25 How many types of Booting process in system? 5 4 3 2 11 / 25 Expand POST? Power on Software Test Power on Self Text Power on Self Test Post on self Test 12 / 25 Who invented the computer mouse? Henry Babbage Apple Lisa Douglas Engelbart Bill English 13 / 25 How many parameters can be considered to know the magnitude of the number? 5 2 4 3 14 / 25 Which unit does the processing of data? CPU Registers Input unit Output unit 15 / 25 Which amongst this is not an Octal number? 645 876 234 123 16 / 25 How many characters can be handled in Binary Coded Decimal System? 64 128 255 256 17 / 25 Which of the following is the heart of the computer? SDD ANN CPU HDD 18 / 25 Name the volatile memory? PROM RAM EPROM ROM 19 / 25 ______Output device is used for printing building plan? Thermal printer Dot matrix inkjet printer Plotter 20 / 25 NAND is called as _____ Gate? Logical Gate Fundamental Gate Derived Gate Universal gate 21 / 25 Which generation gave a start to parallel computing? Fifth Fourth Seventh Sixth 22 / 25 In binary numbers, the signed negative number has a prefix? 2 4 3 1 23 / 25 Which gate is called as the logical inverter? OR NOT XNOR AND 24 / 25 A.A = ? Ā 1 A 25 / 25 Which refers to the number of bits processed by a computer’s CPU? Byte Bit World Length Nibble Your score is 0% Note: Once you start the test, you are not allowed to go back. Results won’t be generated if you quit the test. Complete the test within the given time. Once the time is over, the test will be submitted automatically. You can verify your answers at the result page.
