Data representation MCQ

7 - How many bits are represented in one byte? (a) 8 (b) 16 (c) 64 (d) 256 (e) 512

(a) 8

16. Today's mostly used coding system is ....... (a) ASCII and EBCDIC (b) ASCII (c) EBCDIC (d) All of these (e) None of these

(a) ASCII and EBCDIC

18. ........ shows off state of current in binary code. (a) 1 (b) 0 (c) 3 (d) 2 (e) 5

(b) 0

19 - Goroup of eight bits 10010110 or 01100101 is called ................... (a) Nibble (b) Byte (c) Bit (d) Robote (e) None of these

(b) Byte

21. 1001, Series of four bits is called ....... (a) Byte (b) Nibble (c) Bit (d) Input (e) None of these

(b) Nibble

13. How many digits are there in binary number system? (a) One (b) Two (c) Three (d) Four (e) None of these

(b) Two

27. The ........ indicates how much data a particular storage medium can hold. (a) access (b) capacity (c) memory (d) storage (e) none of these

(b) capacity

2. The largest unit of storage is................ (a) GB (b) KB (c) MB (d) TB (e) None of these

TB

1- To calculate perform calculation and store data computer user .......... number system. (a) Decimal (b) Hexadecimal (c) Octal (d) Binary (e) None of these

Binary

25. Generally a computer's memory represented in kilobyte and megabyte and byte is made of .......... (a) Eight binary digit (b) Two binary digit (c) Eight decimal digit (d) Two decimal digit (e) None of these

(a) Eight binary digit

39. One thousand bytes is a .......... (a) kilibyte (b) megabyte (c) gigabyte (d) terabyte (e) None of these

(a) kilibyte

14. What are the two digits of binary system? (a) 1 and 9 (b) 1 and 0 (c) 1 and 4 (d) 1 and 2 (e) None of these

(b) 1 and 0

10. One kilobyte makes from .............. (a) 612 (b) 1024 (c) 2048 (d) 4096 (e) 8192

(b) 1024

24. One kilobyte is equivalent to .............. (a) 1000 byte (b) 1024 byte (c) 10000 byte (d) 100000 byte (e) None of these

(b) 1024 byte

22. What is logic gate ? (a) A software (b) A type of circuit (c) A special Cd (d) A computer game (e) None of these

(b) A type of circuit

12. In binary number which number system is used ? (a) decimal (b) Binary (c) Byte (d) Bit (e) None of these

(b) Binary

9 - The smallest unit of computer memory is called ......... (a) Byte (b) Bit (c) Megabyte (d) These all (e) None of these

(b) Bit

17. Series of eight bits is called ........... (a) Bit (b) Byte (c) Number (d) Kilobyte (e) None of these

(b) Byte

31. Information on a computer is stored as ............. (a) analog data (b) digital data (c) modem data (d) watts data (e) none of these

(b) digital data

8 - One megabyte is equal to approximately ........... " (a) 1000 bits (b) 1000 bytes (c) 1 million bytes (d) 1 million bits (e) 2000 bytes

(c) 1 million bytes

3. The time bit is short for ...... (a) Megabyte (b) Binary language (c) Binary digit (d) Binary number (e) None of these

(c) Binary digit

5. Which of the following is true ? (a) Byte is a single digit in binary number. (b) Bit represents a group of digital numbers. (c) Byte is an eight digit binary number. (d) Bit is an eight digit binary number. (e) None of these

(c) Byte is an eight digit binary number.

4. .............. is approximately one billion bytes. (a) Kilobyte (b) Bit (c) Gigabyte (d) Megabyte (e) None of these

(c) Gigabyte

23. .............. measures in megabyte. (a) Intensity of earthquake (b) Capacity of power (c) Memory capacity of computers (d) None of these

(c) Memory capacity of computers

11. Which of the following is used for memory measurement ? (a) Lb (b) Mg (c) Tb (d) GHS (e) Sb

(c) Tb

30. Computers use the .............. system to process data.io (a) processing (b) kilobyte ) (c) binary (d) representational (e) none of these

(c) binary

20 - The length of any word in a computer is measured in ............. (a) Byte (b) Millimeter (c) meter (d) Bits (e) None of these

(d) Bits

15. The method to store characters and symbols in bytes is called ......... (a) Number system. (b) Alpha system (c) Byte system (d) Coding system (e) None of these

(d) Coding system

40. Which of the following is the second largest measurement of RAM ? (a) Terabyte (b) Megabyte (c) Byte (d) Gigabyte (e) Megahertz

(d) Gigabyte

33- A string of eight Os and 1s is called a ........... (a) megabyte (b) kilobyte (c) gigabyte (d) byte (e) none of these

(d) byte

32- In the binary language each letter of the alphabet, each number and each special character is made up of a unique combination of ..... (a) eight bytes (b) eight kilobytes (c) eight characters (d) eight bits (e) none of these

(d) eight bits

6 - How many choices are there in binary choice ? (a) One (b) Two (c) It depends upon the amount of memory in a computer. (d) It depends upon the speed of the processor of a computer. (e) None of these

Two