When memory read or I/O read are active data is to the processor : a. Input b. Output c. Processor d. None of these

When memory read or I/O read are active data is to the processor : a. Input
b. Output
c. Processor
d. None of these
by

1 Answer

Answer :

a. Input
by

Related questions

When memory write or I/O read are active data is from the processor: a. Input b. Output c. Processor d. None of these

Description : When memory write or I/O read are active data is from the processor: a. Input b. Output c. Processor d. None of these

Last Answer : b. Output

The microprocessor can read/write 16 bit data from or to ________ A. memory B. I /O device C. processor D. register

Description : The microprocessor can read/write 16 bit data from or to ________ A. memory B. I /O device C. processor D. register

Last Answer : The microprocessor can read/write 16 bit data from or to memory 

Which are benefit of input/output interrupt: a. It is an external analogy to exceptions b. The processor initiates and perform all I/O operation c. The data is transferred into the memory through interrupt handler d. = Alllof these

Description : Which are benefit of input/output interrupt: a. It is an external analogy to exceptions b. The processor initiates and perform all I/O operation c. The data is transferred into the memory through interrupt handler d. = Alllof these

Last Answer : d. = Alllof these

Which of the following statements on DRAM are correct? i) Page mode read operation is faster than RAS read. ii) RAS input remains active during column address strobe. iii) The row and column addresses are strobed into the internal buffers using RAS and CAS inputs respectively. a) i & iii b) i & ii c) all d) iii

Description : Which of the following statements on DRAM are correct? i) Page mode read operation is faster than RAS read. ii) RAS input remains active during column address strobe. iii) The row and column addresses are strobed into the ... RAS and CAS inputs respectively. a) i & iii b) i & ii c) all d) iii

Last Answer : d) iii

.In an 8085 based system, the maximum number of input output devices can be connectedusing I/0 mapped I/O method isa) 64 b) 512 c) 256 d) 65536

Description : .In an 8085 based system, the maximum number of input output devices can be connectedusing I/0 mapped I/O method isa) 64 b) 512 c) 256 d) 65536

Last Answer : b) 512

8096 has ___ general purpose I/O ports, Port 2 includes ______ of the following i) two quasi-bidirectional I/O lines ii) two output lines iii) four input lines iv) open drain outputs a) 4, i, iv b) 6, ii, iii c) 4, i,ii,iii d) 6, i, ii, iv

Description : 8096 has ___ general purpose I/O ports, Port 2 includes ______ of the following i) two quasi-bidirectional I/O lines ii) two output lines iii) four input lines iv) open drain outputs a) 4, i, iv b) 6, ii, iii c) 4, i,ii,iii d) 6, i, ii, iv

Last Answer : c) 4, i,ii,iii

8096 has ___ general purpose I/O ports, Port 2 includes ______ of the following i) two quasi-bidirectional I/O lines ii) two output lines iii) four input lines iv) open drain outputs a) 4, i, iv b) 6, ii, iii c) 4, i,ii,iii d) 6, i, ii, iv

Description : 8096 has ___ general purpose I/O ports, Port 2 includes ______ of the following i) two quasi-bidirectional I/O lines ii) two output lines iii) four input lines iv) open drain outputs a) 4, i, iv b) 6, ii, iii c) 4, i,ii,iii d) 6, i, ii, iv

Last Answer : c) 4, i,ii,iii

What type of device is computer keyboard? a. Memory b. Output c. Storage d. Input

Description : What type of device is computer keyboard? a. Memory b. Output c. Storage d. Input

Last Answer : d. Input

A computer consists of a. A central processing unit b. A memory c. Input and output unit d. All of the above

Description : A computer consists of a. A central processing unit b. A memory c. Input and output unit d. All of the above

Last Answer : d. All of the above

A/n …. Device is any device that provides information, which is sent to the CPU a. Input b. Output c. CPU d. Memory

Description : A/n …. Device is any device that provides information, which is sent to the CPU a. Input b. Output c. CPU d. Memory

Last Answer : a. Input

Which statement is false about WR signal: a. WR signal controls the input buffer b. The bar over WR means that this is an active low signal c. The bar over WR means that this is an active high signal d. If WR is 0 then the input data reaches the latch input

Description : Which statement is false about WR signal: a. WR signal controls the input buffer b. The bar over WR means that this is an active low signal c. The bar over WR means that this is an active high signal d. If WR is 0 then the input data reaches the latch input

Last Answer : c. The bar over WR means that this is an active high signal

computer operators a. writes computer programs for specific problems b. operate the device which input and output data from the computer c. normally require a college degree in computer science d. all of the above

Description : computer operators a. writes computer programs for specific problems b. operate the device which input and output data from the computer c. normally require a college degree in computer science d. all of the above

Last Answer : b. operate the device which input and output data from the computer

An input /output device at which data enters or leaves a computer system is a. Keyboard b. Terminal c. Printer d. Plotter

Description : An input /output device at which data enters or leaves a computer system is a. Keyboard b. Terminal c. Printer d. Plotter

Last Answer : b. Terminal

standard I/O uses which control pin on the micro processor: a. IO/M

Description : standard I/O uses which control pin on the micro processor: a. IO/M

Last Answer : a. IO/M

L2 cache memory is places at ______ a. On Processor b. On Mother Board c. On Memory d. All of these

Description : L2 cache memory is places at ______ a. On Processor b. On Mother Board c. On Memory d. All of these

Last Answer : b. On Mother Board

L1 cache memory is places at ______ a. On Processor b. On Mother Board c. On Memory d. All of these

Description : L1 cache memory is places at ______ a. On Processor b. On Mother Board c. On Memory d. All of these

Last Answer : a. On Processor

Which processor provided 1 MB memory: a. 16-bit 8086 and 8088 b. 32-bit 8086 and 8088 c. 64-bit 8086 and 8088 d. 8-bit 8086 and 8088

Description : Which processor provided 1 MB memory: a. 16-bit 8086 and 8088 b. 32-bit 8086 and 8088 c. 64-bit 8086 and 8088 d. 8-bit 8086 and 8088

Last Answer : a. 16-bit 8086 and 8088

Which process information at a much faster rate than it can retrieve it from memory: a. ALU b. Processor c. Microprocessor d. CPU

Description : Which process information at a much faster rate than it can retrieve it from memory: a. ALU b. Processor c. Microprocessor d. CPU

Last Answer : d. CPU

Which is the parts of memory unit: a. Processor memory b. Main memory c. Secondary memory d. All of these

Description : Which is the parts of memory unit: a. Processor memory b. Main memory c. Secondary memory d. All of these

Last Answer : d. All of these

A time sharing system imply a. more than one processor in the system b. more than one program in memory c. more than one memory in the system d. None of above

Description : A time sharing system imply a. more than one processor in the system b. more than one program in memory c. more than one memory in the system d. None of above

Last Answer : b. more than one program in memory

The first processor to include Virtual memory in the Intel microprocessor familywas: a.)80286 b.)80386c.)80486d.)Pentium

Description : The first processor to include Virtual memory in the Intel microprocessor familywas: a.)80286 b.)80386c.)80486d.)Pentium

Last Answer : a.)80286

A 32-bit address bus allows access to a memory of capacity(a) 64 Mb (b) 16 Mb (c) 1Gb (d) 4 Gb 2.Which processor structure is pipelined? a) all x80 processors b) all x85 processors c) all x86 processors

Description : A 32-bit address bus allows access to a memory of capacity(a) 64 Mb (b) 16 Mb (c) 1Gb (d) 4 Gb 2.Which processor structure is pipelined? a) all x80 processors b) all x85 processors c) all x86 processors

Last Answer : c) all x86 processors

A type of core store that has a lower access time than the devices used for working store in the same processor is known as a. Core memory b. Buffer c. Fast core d. Address register

Description : A type of core store that has a lower access time than the devices used for working store in the same processor is known as a. Core memory b. Buffer c. Fast core d. Address register

Last Answer : d. Address register

Which is the type of microcomputer memory: a. Processor memory b. Primary memory c. Secondary memory d. All of these

Description : Which is the type of microcomputer memory: a. Processor memory b. Primary memory c. Secondary memory d. All of these

Last Answer : d. All of these

The act of retrieving existing data from memory is called a. Read-out b. Read from c. Read d. All of above

Description : The act of retrieving existing data from memory is called a. Read-out b. Read from c. Read d. All of above

Last Answer : d. All of above

CD-ROM stands for a. Compactable Read Only Memory b. Compact Data Read Only Memory c. Compactable Disk Read Only Memory d. Compact Disk Read Only Memory

Description : CD-ROM stands for a. Compactable Read Only Memory b. Compact Data Read Only Memory c. Compactable Disk Read Only Memory d. Compact Disk Read Only Memory

Last Answer : d. Compact Disk Read Only Memory

The upper red arrow show that CPU sends out the control signals____ and _____ indicate the data is read from the memory: a. Memory request b. Read c. Both A and B d. None of these

Description : The upper red arrow show that CPU sends out the control signals____ and _____ indicate the data is read from the memory: a. Memory request b. Read c. Both A and B d. None of these

Last Answer : c. Both A and B

Actual data processing operations are performed in the arithmetic logic section, but not in the …. Storage section of a processor unit a. Primary b. Accumulator c. Buffer d. Secondary

Description : Actual data processing operations are performed in the arithmetic logic section, but not in the …. Storage section of a processor unit a. Primary b. Accumulator c. Buffer d. Secondary

Last Answer : a. Primary

The DMA controllers are special hardware embedded into the chip in modern integrate processor that ____and_____ to the system; a. Data transfer b. arbitrate access c. Both A and B d. None of these

Description : The DMA controllers are special hardware embedded into the chip in modern integrate processor that ____and_____ to the system; a. Data transfer b. arbitrate access c. Both A and B d. None of these

Last Answer : c. Both A and B

_____ a subsystem that transfer data between computer components inside a computer or between computer: a. Chip b. Register c. Processor d. Bus

Description : _____ a subsystem that transfer data between computer components inside a computer or between computer: a. Chip b. Register c. Processor d. Bus

Last Answer : d. Bus

Why 8085 processor is called an 8 bit processor? a) Because 8085 processor has 8 bit ALU. b) Because 8085 processor has 8 bit data bus. c) a & b. Why 8085 processor is called an 8 bit processor? a) Because 8085 processor has 8 bit ALU. b) Because 8085 processor has 8 bit data bus. c) a & b.

Description : Why 8085 processor is called an 8 bit processor? a) Because 8085 processor has 8 bit ALU. b) Because 8085 processor has 8 bit data bus. c) a & b.

Last Answer : a) Because 8085 processor has 8 bit ALU.

When the write enable input is not asserted, the gated D latch ______ its output. a. can not change b. clears c. sets d. complements

Description : When the write enable input is not asserted, the gated D latch ______ its output. a. can not change b. clears c. sets d. complements

Last Answer : a. can not change

Magnetic tape can serve as a. Secondary storage media b. Output media c. Input media d. All of the above

Description : Magnetic tape can serve as a. Secondary storage media b. Output media c. Input media d. All of the above

Last Answer : d. All of the above

The central processing unit (CPU) consists of a. Input, output and processing b. Control unit, primary storage, and secondary storage c. Control unit, arithmetic-logic unit and primary storage d. Control unit, processing, and primary storage

Description : The central processing unit (CPU) consists of a. Input, output and processing b. Control unit, primary storage, and secondary storage c. Control unit, arithmetic-logic unit and primary storage d. Control unit, processing, and primary storage

Last Answer : c. Control unit, arithmetic-logic unit and primary storage

Which of the following is not an input device? a. OCR b. Optical scanners c. Voice recognition device d. COM (Computer Output to Microfilm)

Description : Which of the following is not an input device? a. OCR b. Optical scanners c. Voice recognition device d. COM (Computer Output to Microfilm)

Last Answer : d. COM (Computer Output to Microfilm)

perforated paper used as input of output media is known as a. paper tapes b. magnetic tape c. punched papers tape d. card punch

Description : perforated paper used as input of output media is known as a. paper tapes b. magnetic tape c. punched papers tape d. card punch

Last Answer : a. paper tapes

Regarding a VDU, Which statement is more correct? a. It is an output device b. It is an input device c. It is a peripheral device d. It is hardware item

Description : Regarding a VDU, Which statement is more correct? a. It is an output device b. It is an input device c. It is a peripheral device d. It is hardware item

Last Answer : c. It is a peripheral device

In analog computer a. Input is first converted to digital form b. Input is never converted to digital form c. Output is displayed in digital form d. All of above

Description : In analog computer a. Input is first converted to digital form b. Input is never converted to digital form c. Output is displayed in digital form d. All of above

Last Answer : b. Input is never converted to digital form

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

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

Last Answer : d. Arithmetic logic and control unit

The microcomputer system by using the ____device interface: a. Input b. Output c. Both A and B d. None of these

Description : The microcomputer system by using the ____device interface: a. Input b. Output c. Both A and B d. None of these

Last Answer : c. Both A and B

In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board? a. Motherboard b. Breadboard c. Daughter board d. Grandmother board

Description : In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board. What is the name of this board? a. Motherboard b. Breadboard c. Daughter board d. Grandmother board

Last Answer : a. Motherboard

The necessary steps carried out to perform the operation of accessing either memory or I/O Device, constitute a ___________________ a) fetch operation b) execute operation c) machine cycle

Description : The necessary steps carried out to perform the operation of accessing either memory or I/O Device, constitute a ___________________ a) fetch operation b) execute operation c) machine cycle

Last Answer : c) machine cycle

Interface electronic circuit is used to interconnect I/O devices to a computer’s CPU or a. ALU b. Memory c. Buffer d. Register

Description : Interface electronic circuit is used to interconnect I/O devices to a computer’s CPU or a. ALU b. Memory c. Buffer d. Register

Last Answer : b. Memory

BHE of 8086 microprocessor signal is used to interface the a) Even bank memory b) Odd bank memory c) I/O d) DMA

Description : BHE of 8086 microprocessor signal is used to interface the a) Even bank memory b) Odd bank memory c) I/O d) DMA

Last Answer : b) Odd bank memory

The advantage of memory mapped I/O over I/O mapped I/O is, a) Faster b) Many instructions supporting memory mapped I/O c) Require a bigger address decoder d) All the above

Description : The advantage of memory mapped I/O over I/O mapped I/O is, a) Faster b) Many instructions supporting memory mapped I/O c) Require a bigger address decoder d) All the above

Last Answer : d) All the above

The instructions for starting the computer are house on a. Random access memory b. CD-Rom c. Read only memory chip

Description : The instructions for starting the computer are house on a. Random access memory b. CD-Rom c. Read only memory chip

Last Answer : c. Read only memory chip

What does the disk drive of a computer do? a. Rotate the disk b. Read the disk c. Load a program from the disk into the memory d. Both b and c

Description : What does the disk drive of a computer do? a. Rotate the disk b. Read the disk c. Load a program from the disk into the memory d. Both b and c

Last Answer : d. Both b and c

EEPROM stand for a. Electrically Erasable Programmable Read Only Memory b. Easily Erasable Programmable Read Only Memory c. Electronic Erasable Programmable Read Only Memory d. None of the above

Description : EEPROM stand for a. Electrically Erasable Programmable Read Only Memory b. Easily Erasable Programmable Read Only Memory c. Electronic Erasable Programmable Read Only Memory d. None of the above

Last Answer : a. Electrically Erasable Programmable Read Only Memory

The CPU removes the ___ signal to complete the memory write operation: a. Read b. Write c. Both A and B d. None of these

Description : The CPU removes the ___ signal to complete the memory write operation: a. Read b. Write c. Both A and B d. None of these

Last Answer : a. Read

Which microprocessor to read an item from memory: a. VAM b. SAM c. MOC d. None of these

Description : Which microprocessor to read an item from memory: a. VAM b. SAM c. MOC d. None of these

Last Answer : b. SAM