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System Unit

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1. A byte is a unit most computers use to represent a character such as a letter, number, or typographic symbol. a) FALSE b) TRUE

2. ……….. also known as handheld computers, are the smallest and are designed to comfortably fit into the palm of one hand. a) Super computers b) Laptops c) Desktop Computers d) Smartphones

3. Refer the image shown on the screen. Data stored in this part is only there while the power is on. a) TRUE b) FALSE

4. ASCII, EBCDIC and Unicode are binary coding schemes. a) FALSE b) TRUE

5. Eight bits make up a byte. a) FALSE b) TRUE

6. Following are the units of memory. a) Gigabytes. b) Bytes. c) Megabytes d) Kilobytes

7. Desktop, notebook, and tablets are types of Software. a) TRUE b) FALSE

8. Which of the following components is used to store data? a) CPU. b) Input Device. c) Output Device. d) Memory.

9. Which of the following is a data processing unit? a) RAM b) Hard Disk c) Floppy d) CPU

10. The microprocessor is often called an Input Device. a) TRUE b) FALSE

11. RAM stands for ........ a) Read Access Memory b) Raw Access Memory c) Raw Arithmetic Memory d) Random Access Memory

12. The most popular Binary Coding Schemes are a) ASCII b) EBCDIC c) FTP d) JAVA

13. Central Processing Unit is a combination of ……… a) Control and output unit b) Control and storage c) Arithmetic logic and input unit d) Arithmetic logic and control unit

14. The capacity of a storage device is usually measured in terms of Meter. a) TRUE b) FALSE

15. Data stored in this type of memory cannot be changed. a) RAM b) flash memory c) virtual memory d) ROM

16. The external memory of the computer is present on the Motherboard in the form of Slots. a) TRUE b) FALSE

17. The system component that controls and manipulates data in order to produce information is called …….. a) Keyboard b) Microprocessor c) Monitor d) Mouse

18. Which of the following statement is valid? a) 1 MB=1024 bytes b) 1 MB = 1000 kilobytes c) 1 KB = 1000 bytes d) 1KB = 1024 bytes

19. The CPU is composed of two units: the control unit and the arithmetic logic unit. a) FALSE b) TRUE

20. ALU performs two types of operations, Central and circular. a) TRUE b) FALSE

21. Cables are used to connect exterior devices to the system unit via the ports. a) FALSE b) TRUE

22. With these systems, input and output devices are located outside the system unit. a) Desktop systems b) Personal digital assistants c) Smartphones d) Laptop computers

23. ALU performs two types of operations, ------------. a) Central and Circular b) Arial and Linear c) Arial and Circular d) Arithmetic and Logical

24. Tablets are smaller, lighter, and generally less powerful than laptop computers. a) FALSE b) TRUE

25. The container that houses most of the electronic components that make up a computer system is known as the a) System Unit b) Arithmetic-Logic Unit c) Primary Storage Unit d) Control Unit

26. The microprocessor is often called a CPU. a) FALSE b) TRUE

27. Each 0 and 1 in the binary numbering system is called a bit. a) FALSE b) TRUE

28. A -------- is a socket for external devices to connect to the system unit. a) RAM b) ROM c) Flash d) Port

29. The system unit, also known as the system chassis, is a container that houses most of the electronic components that make up a computer system. a) TRUE b) FALSE

30. Cables are used to connect external devices to the system unit via the ports. a) FALSE b) TRUE

31. ALU performs two types of operations, Arithmetic and logical. a) FALSE b) TRUE

32. The smallest unit in a digital system is a ....... a) Mega Byte b) text c) character d) bit

33. Arithmetic logic and control unit along with memory unit forms a complete Central Processing Unit. a) FALSE b) TRUE

34. From the given list, which all are the types of Memory Chips. a) RAM b) ROM c) Analog d) ASCII.

35. Which of the following are the two main components of the Microprocessor? a) Caps Lock and Num Lock b) Mouse and Keyboard c) ASCII and EBCDIC d) Control Unit and Arithmetic Logic Unit

36. Refer the image shown on the screen. Identify the name of the given image. a) Central Processing Unit b) Hard Disk c) Printer d) Monitor

37. This type of computer is a thin slab that is almost all monitors with the system unit located behind the monitor. a) Tablet b) Laptop c) Desktop d) Super Computer

38. Following are the types of microcomputer, EXCEPT ……. a) Desktop Systems b) Laptops c) Tablets d) Primary Systems

39. Refer the image shown on the screen. Identify the name of the given image. a) RAM b) Motherboard c) CD-ROM d) None of these

40. When two pieces of data are compared to see whether one is equal to (=), less than (<), or greater than (>) the other, then it is a ……. a) arithmetic operation b) graphic operation c) mathematical operation. d) logical operation.

41. The system board is also known as the main board or motherboard. a) FALSE b) TRUE

42. Which operation is not performed by a computer? a) Inputting b) Processing c) Controlling d) Understanding

43. The internal memory of the computer is present on the Motherboard in the form of chips. a) FALSE b) TRUE

44. Refer the image shown on the screen. Identify the name of the given image. a) SMPS b) RAM Chip c) Hard Disk d) Floppy Disk

45. ROM stands for ........... a) Ring Only Memory b) Ring Oval Memory c) Raw Object Memory d) Read Only Memory

46. USB is designed to support several external devices without using an expansion card or slots. a) FALSE b) TRUE

47. In Arithmetic and Logic Unit, the logical unit performs all the comparisons such as less than equal to or greater than and the arithmetic unit performs calculations such as addition, subtraction and so on. a) FALSE b) TRUE

48. ASCII, EBCDIC and Unicode are an example of Application Softwares. a) TRUE b) FALSE

49. ………. hardware component is used to control the operation of a computer system. a) Mouse b) Accessories c) Headphone d) Processor

50. The _______ system consists of only two digits—0 and 1. a) Decimal b) Bi-Decimal c) Tri-Decimal d) Binary

51. The capacity of a storage device is usually measured in terms of bytes. a) FALSE b) TRUE

52. A 32-bit word computer can access ----- bytes at a time. a) 16 b) 32 c) 8 d) 4

53. The _______, also known as the system chassis, is a container that houses most of the electronic components that make up a computer system. a) System Unit b) Hard Disk c) CD Drive d) Monitor

54. ROM means Read Only Memory. a) FALSE b) TRUE

55. RAM means Random Access Memory. a) FALSE b) TRUE

56. A port is a socket for external devices to connect to the system unit. a) FALSE b) TRUE

57. Microseconds, Nanoseconds and Picoseconds are measurement units of printed outputs. a) TRUE b) FALSE

58. __________ type of signal created by our voices. a) Digital b) Hybrid c) Di-Hybrid d) Analog

59. Refer the image shown on the screen. Data stored in this part is only there while the power is on. a) TRUE b) FALSE

60. Input and output devices such as a mouse, keyboard and monitor are located ……. the system unit. a) Inside b) Outside