SD31 1. 2. 3. 4. 5. 6. 7. 8. Personal computers were introduced in (a) 1940s (b) 1970s (c) 1980s (d) 1990s Budgeting financial analysis, forecasting etc. is best handled through (a) Word processing software (b) Spread sheet software (c) DTP software (d) None of these CD-ROM is primarily used for (a) Connection (b) Storage (c) Computation (d) None of these CPU stands for (a) Central Processing Unit (b) Closed Processing Unit (c) Compact Processing Unit (d) None of these Pentium Pro is also called as (a) P3 (b) P4 (c) P5 (d) P6 6 86 chips are developed by (a) AMD (b) Pentium (c) Cyrix (d) IBM Devices used to communicate with the CPU are (a) Memory (b) Control system (c) Input/output devices (d) None of these Floppy discs are in sizes (a) 3 12 inches (b) 5 14 inches (c) 4 14 inches 9. (d) Both (a) and (b) Which of these is the fastest in reading instructions (a) CD-ROM (b) Hard disk (c) Floppy (d) All have same XIX 10. DDR stands for (a) Double Data Rate (b) Disc Data Rate (c) Desktop Data Rate (d) None of these 11. _________allows on I/O device like a display monitor or scanner to communicate with CPU (a) Input board (b) Output board (c) Expansion board (d) None of these 12. Places where you dock the external devices to plug them into the circuit board are the (a) Jacks (b) Segments (c) Ports (d) Plugs 13. Set of circuitry designed to carry data and instructions back and fourth between various devices on the board itself is called (a) Bus (b) Jacks (c) Ports (d) Drives 14. In S. M. C. R. model, M stands for (a) Messenger (b) Member (c) Message (d) None of these 15. Electrostatic photography is the other name for (a) Diazo printing (b) Lithography (c) Xerography (d) Reflex copying 16. Processes in which the images are reduced considerably and requires magnification devices for viewing and reading are called (a) microfilm (b) minifilm (c) microform (d) none of these 17. COM stands for (a) Computer Operated Microfilm (b) Computer Output Microfilm (c) Computer Operated Media (d) None of these (1) SD31 18. Which size of microfilm reel is most common (a) 16 mm (b) 70 mm (c) 105 mm (d) 8 mm 19. Reprographic methods include (a) Photographic copying (b) Micro recording (c) Both (a) & (b) (d) None of the above 20. Copying something from disk to memory is called (a) Retrieving of data (b) Opening a file (c) Both (a) and (b) (d) None of the above 21. A transparent DBMS (a) cannot hide sensitive information from user (b) keeps its logical structure hidden from user (c) keeps its physical structure hidden from user (d) None of the above 22. Find the odd one out (a) Bank (b) Hospital (c) DBMS (d) University 23. The retrieve operation is a part of (a) DML (b) DDL (c) PL/I (d) Host language 24. Which of the following is not known to DBMS (a) Stored files (b) Physical records (c) Stored fields (d) Structure of stored records 25. In hierarchical approach, how many dependents can a root have (a) One (b) Two (c) Zero (d) Any number 26. DDL stands for (a) Data Double Language (b) Data Database Language (c) Data Definition Language (d) None of these XIX 27. ______ executes low level instructions generated by DML compiler (a) Query evaluation engine (b) Inference evaluation engine (c) Embedded evaluation engine (d) None of these 28. _______provides fast access to data items that hold particular values (a) Engine (b) Marks (c) Indices (d) None of these 29. Combination of DDL and DML stands for (a) DTL (b) DSL (c) DXL (d) None of these 30. __________converts DML statements embedded in an application program to normal form procedure calls in most language (a) DML interpreter (b) DML compiler (c) Query engine (d) Embedded DML precompiler 31. Named collection of related information that is recorded in a secondary storage is the (a) Record (b) Field (c) File (d) None of these 32. The symbolic _______is the only information kept in human readable form (a) Name of file (b) Type of file (c) Location of file (d) Size of file 33. When the user cannot see the inside of the object but can detect the object by calling the program part of the object, it is called as (a) Inheritance (b) Hierarchy (c) Encapsulation (d) None of these 34. A top to bottom relationship among the items in a database is established by (a) Hierarchical schema (b) Network schema (c) Relational schema (d) All of the above (2) SD31 35. How can a record be inserted in a relational data base (a) Addition of a table (b) Addition of tuple in a table (c) Addition of attribute in a table (d) None of these 36. The database administration function includes (a) Application programming (b) Computer operations management (c) Database access planning (d) All of the above 37. Main idea behind computer files is that it is convenient to (a) Arrange them (b) Store information together (c) Create them (d) Access them 38. A data dictionary is a special file that contains (a) Names of all fields in all files (b) The data types of all fields in all files (c) Widths of all fields in all files (d) None of the above 39. Batch processing is appropriate if (a) A large computer system is available (b) Only a small computer system is available (c) Only a few transactions are involved (d) All of the above 40. Set of files are stored in (a) record (b) field (c) cabinet (d) directory 41. ODBC stand for (a) Open Database Connectivity (b) Open Database Communication (c) Open Database Cooperation (d) None of these 42. Functions of DBA includes (a) Routine maintenance (b) Storage structure and access method definition (c) Schema and physical organization modification (d) All of the above 43. BNC stand for ______ connector (a) Bayonil Connect (b) Bayonet connector (c) Bayone Neill Concelman (d) None of these XIX 44. Token ring protocol was developed by (a) IEEE (b) IBM (c) ANSI (d) None of these 45. Token Ring can operate at speed of (a) 10 Mbps to 100 Mbps (b) 4 Mbps to 16 Mbps (c) 10 Mbps to 50 Mbps (d) None of these 46. Ethernet used the access method of (a) No collision (b) CSMA/CD (c) Limited Contention (d) None of these 47. Data on a star network passes through a _______ before continuing to the destination (a) Hub (b) Bridge (c) Router (d) None of the above 48. Which layer is the interface to the outside world (a) Network (b) Transport (c) Session (d) Application 49. Which layer handles synchronization process (a) Network (b) Physical (c) Session (d) Application 50. IEEE 802.3 belongs to (a) Datalink (b) Physical (c) Session (d) Network 51. ISDN is defined at (a) Transport (b) Network (c) Datalink (d) Physical 52. CRC stands for (a) Control Redundancy Code (b) Control Redundancy Cipher (c) Cyclic Redundancy Code (d) None of these (3) SD31 53. CRC develops the (a) Bits (b) Checksum (c) Signals (d) None of these 54. HTTP stands for (a) Hyper Text Transport Protocol (b) Hyper Text Transmission Protocol (c) Hyper Text Transfer Protocol (d) None of these 55. INILIBNET stands for (a) Information Library Network (b) Industrial Library Network (c) International Library Network (d) None of these 56. All the followings are examples of input devices except (a) COM (b) CRT (c) Optical scanners (d) Video- recognition devices 57. What is the control units function in the CPU (a) To decode program instructions (b) T transfer date to primary storage (c) To perform logical operations (d) To store program instructions 58. What of the following terms is related to a monitor (a) Screen (b) Monochrome monitor (c) RGB monitor (d) Video display 59. Which of the following best describes a computer based information system (a) A system in which a computer is used to turn data in to information (b) Inputting data (c) Processing data (d) Performing complex mathematical calculations 60. Which of the following perform modulation and demodulation (a) Fiber optic (b) Satellite (c) Coaxial cable (d) Modem XIX 61. Which of the following in not a transmission medium (a) Telephone lines (b) Coaxial cable (c) Modem (d) Microwave system 62. Which of the following type of channels moves data relatively slow (a) Wide band channel (b) Voice band channel (c) Narrow band channel (d) Broad band channel 63. Which of the following communications lines is best suited to interactive applications (a) Narrowband channels (b) Simplex lines (c) Full duplex lines (d) Mixed hand channels 64. A hand is always equivalent to (a) A byte (b) A bit (c) 100 bits (d) None of the above 65. The third generation of computers covers to period (a) 1959-1965 (b) 1965-1971 (c) 1971-1981 (d) 1991-Now 66. The BCD code for the character W is compressed of (a) A,4 and 1 bits (b) A,4 and 2 bits (c) A and 5 bits (d) A and 6 bits 67. Desk top publishing programs (a) Let you create pictures slides or designs to display on screen or to print (b) Help you manage our money (c) Enable you to combine text, pictures, graphics, tables, lines, boxes and other designs elements (d) Let you use your computer to compose and print-letters, papers, reports and other types of documents 68. All computer programs are known as (a) Application program (b) Browsers (c) Hardware (d) Software (4) SD31 69. Which of the following contains instructions that tell the computer what colors, characters and images to display on your screen (a) Installed program (b) Multiple program (c) Integrated program (d) Word processing program XIX 70. The number of programs that you can run at once is limited only by the amount of (a) Memory (b) CPU (c) Program (d) None of the above (5)