MCQ Computer Architecture

 

1. Which is not an integral part of computer ? [SBI Clerk 2012] 

(1) CPU

(2) Mouse 

(3) Monitor

(4) UPS 

(5) None of these

2. On the motherboard the connection points for chips are referred to as 

(1) slots

(2) sockets 

(3) ports

(4) lines 

(5) None of these 

3. Internal memory in a CPU is nothing but

(1) a set of registers 

(2) a set of ALU 

(3) microprocessor (4) bus

(5) None of these 

4. Microprocessois can be used to make [SBI Clerk 2009) 

(1) computer

(2) digital system

(3) calculators

(4) All of these 

(5) None of these

5. The load instruction is mostly used to designate a transfer from memory to a processor register known as [IBPS PO 2012] 

(1) accumulator 

(2) instruction register 

(3) program counter 

(4) memory address register 

(5) None of the above

6. The word ‘computer usually refers to the central processing unit plus 

(1) external memory 

(2) internal memory 

(3) input devices 

(4) output devices 

(5) None of these

7. Which of the following is a part of central processing unit? 

(1) Printer

(2) Keyboard 

(3) Mouse 

(4) Arithmetic and Logic Unit

(5) All of the above 

8. Control unit of a digital computer is often called the 

(1) clock

(2) nerve centre 

(3) Both ‘1’ and ‘2 (4) IC

(5) None of these 

9. ‘C’ in CPU denotes [SBI PO 2011] 

(1) Common

(2) Central 

(3) Convenient 

(4) Computer

(5) Circuitry 

10. The Central Processing Unit (CPU) in a computer consists of 

(1) input, output and processing 

(2) control unit, primary storage and secondary storage 

(3) control unit, arithmetic logic unit, registers 

(4) None of the above

11. A group of bits that tells the computer to perform a specific operation is known as 

(1) instruction code 

(2) micro-operation 

(3) accumulator 

(4) register 

(5) None of these


12. The communication line between CPU memory and peripherals is called a [Union Bank of India Clerk 2011]

(1) bus

(2) line 

(3) media

(4) All of these 

(5) None of these 

13. The first microprocessor was

(1) Intel 4004 

(2) 8080 

(3) 8085

(4) 4008

(5) 8081 

14. Memory unit that communicates directly with the CPU is called the 

(1) main memory

(2) secondary memory 

(3) auxilary memory 

(4) register

(5) None of these 

15. Where does computer add and compare data? 

(1) Hard disk

(2) Floppy disk 

(3) CPU chip

(4) Memory chip 

(5) None of these 

16. The control unit controls other units by generating [IBPS Clerk 2011] 

(1) control signals 

(2) timing signal 

(3) transfer signal 

(4) command signal 

(5) None of these

17. Pipeline strategy is called implement

(1) instruction execution 

(2) instruction prefetch 

(3) instruction decoding

(4) instruction manipulation 

18. When machine instructions are being executed by a computer the instruction phase followed by the execution phase is referred to as 

(1) program cycle 

(2) machine instruction 

(3) instruction cycle 

(4) task cycle

(5) machine cycle 

19. CPU can directly understand this language 

(1) C

(2) Assembly 

(3) Machine language 

(4) Java 

(5) None of these

[PNB Clerk 2010] 

20. Which computer memory is used for storing programs and data currently being processed by the CPU? 

(1) Mass memory 

(2) Internal memory 

(3) Non-Volatile memory 

(4) PROM 

(5) None of the above

21. The most frequently used instructions of a computer program are likely to be fetched from

(1) hard disk 

(2) cache memory

(3) RAM

4) ROM 

(5) None of these 

22. The main circuit-board of the system [PNB PO 2008 the system unit is

[IBPS Clerk 20111

(1) computer program

 (2) control unit 

(3) motherboard

(4) RAM 

(5) None of these 

23. Following are the names of motherboard exces

(1) system board 

(2) main board 

(3) planar board. 

(4) logic board

(5) computer board 

24. The central processing unit is an example of 

(1) peripheral

(2) output unit 

(3) software

(4) program 

(5) hardware 

25. The types of input include 

(1) data

(2) programs 

(3) commands 

(4) user response 

(5) All of these

26. CPU Stands for [SBI Clerk 2009] 

(1) Computer Processing Unit 

(2) Central Processing Unit 

(3) Computer Protection Unit 

(4) Central Processing Upload

(5) None of the above 

27. The basic goal of computer process is to convert the data into [SBI PO 2013 

(1) files

(2) tables 

(3) information 

(4) graphs

(5) None of these 

28. Arithmetic logic unit and control sections have special purpose locations called [SBI Clerk 2014] 

(1) registers 

(2) RAM 

(3) BIOS 

(4) I/O

(5) ROM 

29. ……… selects, interprets and execute instructions in a CPU

(1) Control unit

(2) ALU 

(3) Memory

(4) Storage 

30. CPU retrieves its data and instruction from

(1) secondary memory 

(2) auxiliary me

(3) main memory 

(4)None of these

31. The word data is derived from

(1) Greek

(1) English 

(3) Hindi

(4) Latin

(5) spanish

32. ……… is the raw facts from which ……. is derived. 

(1) Data, information 

(2) Data, output 

(3) Input, information 

(4) Output, input

(5) Information, message 

33. ‘Brain’ of the computer is known by

(1) Arithmetic and Logical Unit (ALU) 

(9) Control Unit (CU) 

(3) Central Processing Unit (CPU) 

(4) Storage Unit (SU)

(5) Memory Unit (MU) 

34. The system unit

(1) coordinates input and output devices 

(2) is the container that housed electronic components 

(3) is a combination of hardware and software 

(4) controls and manipulates data

(5) does the arithmetic operations 

35. …….. is the process of carrying out commands. 

(1) Fetching

(2) Storing 

(3) Decoding

(4) Executing 

(5) None of these 

36. This component is required to process data into information and consists of integrated circuits. [SBI Clerk 2011) 

(1) Hard Disk

(2) RAM 

(3) CPU

(4) ROM 

(5) None of these

37. Pick the one that is used for logical operations or comparisons such as less than, equal to or greater than 

(1) ALU

(2) CU 

(3) Input Unit 

(4) MU

(5) None of these 

38. The …………. is responsible for performing calculations and contains decision-making mechanisms. 

(1) CPU

(2) MU 

(3) ALU

(4) CU 

(5) None of these

39. CPU comprises of control unit, memory unit and ….. units. 

(1) microprocessor 

(9) arithmetic and logical unit 

(3) ROM 

(4) RAM

(5) output 

40. Which of the following memory chips is programmed during the manufacturing process? 

(1) RAM

(2) ROM 

(3) PROM

(4) EEPROM 

(5) None of these 

41. Which of the following components is the most essential for the computer system to work? 

(1) Input system 

(2) Output system 

(3) Storage system 

(4) Monitor

(5) CPU 

42. A ……… device is any device that provides information, which is sent to the CPU. 

(1) input

(9) output 

(3) CPU

(4) memory 

(5) processing 

43. Which of the following controls the machine cycle? 

(1) Control unit 

(2) Memory unit 

(3) Logical unit 

(4) Arithmetical unit

(5) None of these 

44. Which of the following executes the computer commands? 

(1) Arithmetic unit 

(2) Logic unit 

(3) Both ‘l’ and ‘2’ 

(4) Control unit

(5) None of these 

45. The machine cycle includes

(1) fetch 

(2) decode 

(3) execute 

(4) store

(5) All of these 

46. ALU is

(1) Acess Logic Unit 

(2) Array Logic Unit 

(3) Application Logic Unit 

(4) Artificial Logic Unit 

(5) Arithmetic Logic Unit