11th Class Computer Science Chapter 05 MCQs with Answers

Welcome to the 11th Class Computer Science Chapter 05 MCQs Online Test. We are presenting you with top MCQ questions from the 11th Class Computer Science Chapter Computer Architecture

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11th Class Computer Science Chapter 05 MCQs with Answers

Youth For Pakistan has provided an excellent opportunity for the students of the 11th class to prepare their Computer Science Chapter 05 Computer Architecture online with MCQs test.

This is a free platform for students to prepare for Computer Science Exams for Class 11 to get the best accomplishments in annual exams. 11th class Students can analyze themself by attempting this online test system as many times as they want until they find themself fully prepared. 11th Class Computer Science Chapters include Chapter 1 Basic Of Information Technology, Chapter 2 Information Network, Chapter 3 Data Communication, Chapter 4 Applications And Uses of Computer, Chapter 5 Computer Architecture, Chapter 6 Security Copyright And The Law, Chapter 7 Windows Operating System, Chapter 8 Word Processing, Chapter 9 Spreadsheet Processing and Chapter 10 Fundamentals of The Internet. 

MCQs Class 11 Computer Science with Answers

The purpose of these online MCQs tests is to help you evaluate your 11th Class Computer Science Chapter 05 MCQs. These Multiple Choice Questions (MCQs) will prepare you for your academic success in the 11th Class Exams.

What is the Computer Architecture?

There are also some networks which could be considered information networks but which also have social aspects to them. Examples include networks of email communications, networks on social networking websites such as Facebook or LinkedIn, and networks of weblogs and online journals

Chapter 5 Computer Architecture

 

1 Data and programs that are not being use by computer are stored in choose which one is correct?

1. Secondary storage
2. Cache
3. Primary storage
4. printer

2 A set of instructions that run the computer are choose which one is correct?

1. Hardware
2. document
3. CPUs
4. Software

3 The idea of stored program was given by choose which one is correct?

1. Charles Babbage
2. John Leitbiz
3. John Von Neumann
4. Pascal

4 Which one is the brain of computer?

1. RAM
2. CPU
3. Motherboard
4. System unit

5 Which component of a computer decodes and executes program constructions?

1. Main memory
2. Control unit
3. Bus interconnection
4. ALU

6 The component of computer that stores data and program while these are being executed is called choose which one is correct?

1. Main memory
2. Control unit
3. Bus interconnection
4. ALU

7 The component of computer that is used to connect different parts of the computer together is called choose which one is correct?

1. Register
2. I/O unit
3. Bus interconnection
4. CPU

8 A computer drives its basic strength from choose which one is correct?

1. Speed
2. Memory
3. Accuracy
4. All

9 The program that contains instructions to operate a device is called choose which one is correct?

1. Device driver
2. Device Operator
3. Device linking
4. Device system

10 Which component of CPU is responsible for performing arithmetic and logical operations on numeric data?

1. ALU
2. Control unit
3. Register
4. None

11 CPU is an example of choose which one is correct?

1. Software
2. Input unit
3. Hardware
4. Output unit

12 Which is a storage device?

1. CPU
2. Clock
3. Floppy disk
4. Bus

13 Which component of computer coordinates all activities in the computer?

1. ALU
2. Control unit
3. Bus interconnection
4. Reni

14 Registers Which component of computer is responsible for comparison of two numbers?

1. ALU
2. Control unit
3. Memory
4. Hard Disk

15 — is the component of CPU choose which one is correct?

1. Main memory
2. Bus interconnection
3. ALU
4. None

16 CPU includes all of the following components except?

1. Main memory
2. ALU
3. Control unit
4. Registers

17 The cells of memory are logically organized into group of choose which one is correct?

1. 4-bits
2. 5-bits
3. 7-bits
4. 8-bits

18 CPU is an example of choose which one is correct?

1. Software
2. a program
3. Hardware
4. an output unit

19 The address of instruction under the processor execution is contained within choose which one is correct?

1. Program Counter
2. Current Instruction Register
3. Memory address registers
4. Memory Buffer register

20 RAM is a choose which one is correct?

1. Read Only Memory
2. Permanent memory
3. Volatile memory
4. None

21 is non-volatile memory choose which one is correct?

1. RAM
2. DRAM
3. ROM
4. SRAM

22 ___chips must be refreshed with electric charge periodically?

1. SRAM
2. ROM
3. EEPROM
4. DRAM

23 ROM is choose which one is correct?

1. Read Only Memory
2. Non-volatile
3. Volatile
4. Both a and b

24 —is a type of ROM?

1. PROM
2. EPROM
3. EEPROM
4. All

25 — memories can be re-written by using electrical devices?

1. PROM
2. ROM
3. EEPROM
4. EPROM

26 Which memory is used to increase the processing speed of computer?

1. RAM
2. ROM
3. Cache Memory
4. SRAM

27 Files not being used by computer are stored in choose which one is correct?

1. Secondary storage
2. Cache
3. Primary Storage
4. Registers

28 A set of parallel electrical lines used to transfer data is called choose which one is correct?

1. Monitor
2. Computer Clock
3. 1/O unit
4. Bus

29 The circuit board on which processor and other chips are mounted is called choose which one is correct?

1. Master board
2. Main board
3. Motherboard
4. All

30 The external devices that are connected to a computer are called choose which one is correct?

1. Buses
2. Registers
3. Peripherals
4. Slots

31 A computer drives its basic strength from choose which one is correct?

1. Speed
2. Memory
3. Accuracy
4. ALL of the above

32 The arithmetic and logic unit performs the following operations choose which one is correct?

1. Controls Computer operations
2. Performs arithmetic functions such as addition and subtraction etc.
3. Performs logical comparisons such as equal, greater than, less than etc.
4. Both b and c

33 How many categories the system bus is divided?

1. 2
2. 3
3. 4
4. 5

34 Which one is not a type of bus?

1. Cache
2. Control bus
3. Address bus
4. Data bus

35 CPU sends command signals to different components of computer through choose which one is correct?

1. Data bus
2. Address bus
3. Control bus
4. All

36 A bus that communicates data between CPU and memory is called choose which one is correct?

1. Data bus
2. Address bus
3. Control bus
4. All

37 — – command is used to write data into memory?

1. 1/O Write
2. Transfer Ask
3. Memory Write
4. 1/0

38 Read Temporary storage area within CPU is called choose which one is correct?

1. Register
2. ALU
3. Bus interconnection
4. Linked code

39 Which one is faster?

1. RAM
2. Cache
3. Register
4. Hard disk

40 Which is not a type of register?

1. Math coprocessor
2. Flag
3. Accumulator
4. Segment

41 – – registers holds the address of the next instruction to be fetched for execution choose which one is correct?

1. IR
2. PC
3. MAR
4. MBR

42 – – registers holds the address of the next instruction to be fetched for memory choose which one is correct?

1. IR
2. PC
3. MAR
4. MBR

43 Which register holds the address of active memory location that is being currently accessed by the CPU?

1. IR
2. PC
3. MAR
4. MBR

44 Which is a storage device?

1. CPU
2. Clock
3. Floppy disk
4. Bus

45 Which component is responsible for comparing the contents of two pieces of data choose which one is correct?

1. ALU
2. Control Unit
3. Memory
4. None

46 Which register holds the contents of data/instruction read from, or written in memory?

1. IR
2. PC
3. MAR
4. MBR

47 registers acts as counter for looping process?

1. EAX
2. EBX
3. ECX
4. EDX

48 registers is used for arithmetic and data operations?

1. AX
2. BX
3. CX
4. DX

49 registers holds the base location of all executable instructions in the program?

1. CS
2. DS, SS
3. ES, FS
4. FS, GS

50 registers contains the base location of the current program stack?

1. CS
2. DS
3. ES
4. SS

51. The size of segment register is choose which one is correct?

1. 2-bytes
2. 2 KB
3. 2 MB
4. 2 bits

52 The program that contains instructions to operate a device is called choose which one is correct?

1. Device driver
2. Device operator
3. Device linking
4. Device system

53 Which component of CPU decodes and executes the programs instructions?

1. Clock
2. CU
3. Cache
4. ALU

54 Which component handles the processor’s communication with its peripheral devices?

1. 1/O Unit
2. Hard Disk
3. Registers
4. CD

55 Which is not a component of a CPU?

1. Clock
2. Register
3. Main Memory
4. Cache

56 The basic unit for data storage is choose which one is correct?

1. Byte
2. Bit
3. TB

• GB

57 8 Bytes is equal to choose which one is correct?

1. Bit
2. 48 bits
3. 32 Bits
4. 64 bits

58 The process of taking action on the decoded instruction is called choose which one is correct?

1. Decode instruction
2. Execute instruction
3. Activate instruction
4. None

59 The process of decoding the instruction so that the computer can understand it is called choose which one is correct?

1. Decode instruction
2. Execute instruction
3. Translate instruction
4. Fetch instruction

60 The programming languages that are close to human language are called choose which one is correct?

1. High-level
2. Low-level
3. Medium-level
4. Machine

61. The programming languages that are very close to machine code are called choose which one is correct?

1. High-level
2. Low-level
3. Medium-level
4. Machine

62 How many types of language translator?

1. 2
2. 4
3. 5
4. 3

63 is a type of language translator?

1. Compiler
2. Assembler
3. Interpreter
4. All

64 The set of parallel lines to connect to different parts of the computer is called choose which one is correct?

1. Bus
2. Memory
3. 1/O
4. ALL

65 of the above Which register is used for counting purpose?

1. AX
2. CX
3. DX
4. BX

66 Which register is known as Accumulator?

1. AX
2. CX
3. DX
4. BX

67 The program written in assembly language is translated with the help of choose which one is correct?

1. Compiler
2. Assembler
3. Interpreter
4. Decoder

68 The translated program into machine code is called choose which one is correct?

1. Source program
2. Object program
3. System program
4. Application software

69 The output of the compiler is called choose which one is correct?

1. Program
2. Source code
3. Application
4. Object code

70. The special programs that are used to convert a source code into object code are called choose which one is correct?

1. Language translator
2. Language processor
3. Both a and b
4. Operating system

71 Which is not a general purpose register?

1. EDX
2. EAX
3. EEX
4. EBX

72 The register that holds the current Instruction is called

1. MBR
2. MAR
3. IR
4. PC