t w w ADHITHYA TRB- TET COACHING CENTRE KANCHIPURAM SUNDER MATRIC SCHOOL - 9786851468 TEST - 2 COMPUTER SCIENC PG - TRB DATE : 17. 03. 2019 t et t et t t t t UNIT 1 COMPUTER SYSTEM ARCHITECTURE t t t t 1. What type of device Modem is? a) Output b) Input c) I/O d) None 2. Which of the following is the Hybrid computer? a) Personal Computer b) Super Computer c) 2-1 PC d) Laptop 3. The data in ROM is lost when a) System restarts b) Power shutdown c) Both a & b d) None 4. In a touch pad, touch screen is a) Input device b) Output device c) Both a & b d) None 5. The computer which is capable of performing millions of mathematical operations per second is a) Mainframe b) Super computer c) Digital computer d) Analog computer 6. Another type of multiple-cpu system is the a) mini Computer b) Super Computer c) Clustered System d) Systematic system 7. Main memory of computer system is known to be a) non volatile b) volatile c) reserved d) Restricted 8. Register which is used to store values of arithmetic and logical operations is termed as a) Arithmetic register b) accumulator c) logical register d) controller 9. Specific purpose storage location is termed as a) register b) executed register c) timed register d) sequenced register 10. Top listed super computer is a) Sunway Taihulight b) Sequoia c) Cori d) Mira 11. A hard disk is divided into tracks, which are further subdivided into a) clusters b) sectors c) vectors d) heads t et t et t et t et t et t et t et t et t et t et t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t w t t t t t t t t t t t t t t t t t t t t t t t t
t w w 12. Notebook PCs fall into a category of devices called a) mobile computers b) desktop computers c) hybrid computers d) tabulators 13. Program which is used to control system performance is classified as a) experimental program b) system program c) specialized program d) organized program 14. Example of system programs includes a) operating system of computer b) trace program c) compiler d) all of above 15. Use of computer in education is started in a) 1960s b) 1970s c) 1980s d) 1990s 16. Printer which uses carbon forms is a) daisy wheel b) dot matrix c) laser d) thimble 17. Computer word size is a multiple of a) 16 bits b) 4 bits c) 1024 bits d) 10 bits 18. In computer terminology, OCR stands for a) Optical Character Reader b) Optical Card Reader c) Office Cash Receiver d) Online Computer Retrieval 19. Each side of a standard DVD-ROM disk can hold data up to a) 4.7 GB b) 9.4 GB c) 17 GB d) 10.5 GB 20. Teletypewriter terminal is an example of a) input devices b) output devices c) input/output devices d) storage devices 21. Device which is used to read a mark-sense answer sheet of particular test is a) image scanner b) bar-code reader c) facsimile machine d) character or mark recognition device 22. Secondary storage memory is basically a) volatile memory b) non volatile memory c) backup memory d) impact memory 23. Process of reading data from permanent store and writing it to computer's main \ store is called a) saving the data b) loading the data c) writing the data d) reading the data 24. When power is switched OFF, it will lost its data, such type of memory is classified as a) volatile storage b) non volatile storage c) impact storage d) non impact storage t et t et t et t et t et t et t et t et t et t et t et t et t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t w t t t t t t t t t t t t t t t t t t t t t t t t
t w w 25. The small extremely fast, RAM s are called as a) Cache b) Heaps c) Accumulators d) Stacks 26. The ALU makes use of to store the intermediate results. a) Accumulators b) Registers c) Heap d) Stack 27. The control unit controls other units by generating a) Control signals b) Timing signals c) Transfer signals d) Command Signals 28. When performing a looping operation, the instruction gets stored in the a) Registers b) Cache c) System Heap d) System stack 29. The main virtue for using single Bus structure is a) Fast data transfers b) Cost effective connectivity and speed c) Cost effective connectivity and ease of attaching peripheral devices d) None of the mentioned 30. is used to overcome the difference in data transfer speeds of various devices. a) Speed enhancing circuitry b) Bridge circuits c) Multiple Buses d) Buffer registers 31. In comparison with static RAM memory, the dynamic RAM memory has a) Lower bit density and higher power consumption b) Higher bit density and low power consumption c) Lower bit density and lower power consumption d) None of these 32. Which of the following technique/s used to effectively utilize main memory? a) Address binding b) Dynamic linking c) Both Dynamic linking and loading d) Dynamic loading 33. The ISA standard Buses are used to connect a) RAM and processor b) GPU and processor c) Hard disk and Processor d) CD/DVD drives and Process 34. Which method/s of representation of numbers occupies a large amount of memory than others? a) 1's & 2's compliment b) 2's complement c) Sign-magnitude d) 1's complement 35. When we subtract -3 from 2, the answer in 2's complement form is a) 0001 b) 1101 c) 0101 d) 1001 36. The most efficient method followed by computers to multiply two unsigned numbers is a) Bit pair recording of multipliers b) Non restoring algorithm c) Restoring algorithm d) Booth algorithm t et t et t et t et t et t et t et t et t et t et t et t et t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t w t t t t t t t t t t t t t t t t t t t t t t t t
t w w 37. The register used to store the flags is called as a) Status register b) Test register c) Flag register d) Log register 38. Which among following is an important data transfer technique? a) CAD b) CAM c) DMA d) MMA 39. Which devices among following are usually designed on the complex electromechanical principle? a) Printing devices b) Input devices c) Storage devices d) Peripheral devices 40. User programs interact with I/O devices through? a) Operating System b) Hardware c) Buses d) Processor 41. The clock cycle time of a machine depends on: a) Program used b) Instruction set architecture c) Implementation technology d) Compiler Solution 42. 1. CD is an optical storage device that has the storage capacity up to 700 megabytes. 2. DVD is an optical storage device that has the storage capacity about 15 times more than CD. 43. MS-Office is a/an a) Application software b) Operating software c) Programming software d) A & B both 44. 1. Bit is a basic unit of information used in computing and digital communications. 2. In information theory, one bit is characteristically defined as the uncertainty of a binary random variable that is either 0 or 1 with equal probability. 45. To store data and perform calculation, computer uses number system. a) Hexadecimal b) Octadecimal c) Binary d) Decimal 46. Who among the following had first invented microchip? a) Jack Kilby b) Jack Dorsey c) Ronald Rider d) Greg Chesson t et t et t et t et t et t et t et t et t et t et t et t et t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t t w t t t t t t t t t t t t t t t t t t t t t t t t
t w w 47. 1. Cache memory is faster, costlier and temporary storage device. 2. The CPU and hard drive preferably use a cache memory. 48. One of the major works of software is to transform data into a) Information b) Video c) Website d) Software program 49. The ascending order or a data Hierarchy is a) bytes - bit- field - record - file database b) bit - bytes - record - field - file - database c) bytes -bit - record - field - file - database d) bit - bytes - fields - record - file database 50. An optimizing Compiler does, a) Better compilation of the given piece of code. b) Takes advantage of the type of processor and reduces its process time. c) Does better memory management. d) Both a and c t et t et t et t et t et t et t et t et t et t et t et t et t t t t t t t t t t t t t t t t t t t t t t t t 1 2 3 4 5 6 7 8 9 10 C C D C B C B B A A 11 12 13 14 15 16 17 18 19 20 B A B D B C A A A C 21 22 23 24 25 26 27 28 29 30 D B B A A A B B C D 31 32 33 34 35 36 37 38 39 40 B C C C C A A C B A 41 42 43 44 45 46 47 48 49 50 C C A C C A A A D B t t t t t t t t t t t t t t t t t t t t t t t t w t t t t t t t t t t t t t t t t t t t t t t t t