Description : The system unit of a personal computer typically contains all of the following except: A) Microprocessor B) Disk controller C) Serial interface D) Modem
Last Answer : Answer : D
Description : The system unit of a personal computer typically contains all of the following except: a. Microprocessor b. Disk controller c. Serial interface d. Modem
Last Answer : Modem
Last Answer : d. Modem
Description : Which part of the computer is used for calculating and comparing? a. Disk unit b. Control unit c. ALU d. Modem
Last Answer : c. ALU
Description : Why 8087 is referred to as Coprocessor? i) Because 8087 is used in parallel with main processor in a system, rather than serving as a main processor itself. ii) Because 8087 is used in serial with main processor in a ... math computations. a) i & iii b) ii & iii c) iii only. d) i only.
Last Answer : c) iii only.
Description : The system unit of a personal computer typically contains all of the following except? a) Microprocessor b) Disk Controller c) Serial interface d) Modem
Last Answer : The system unit of a personal computer typically contains all of the following except? a) Microprocessor b) Disk Controller c) Serial interface d) Modem
Description : How bit microprocessor inexpensive a separate interface is provided with I/O device: a. 2 bit b. 4 bit c. 8 bit d. 32 bit
Last Answer : c. 8 bit
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
Description : Which corporation decided to use 8088 microprocessor in personal computer: a. IBM b. CRT c. PMN d. SPS
Last Answer : a. IBM
Description : IMB launched its first personal computer called IBM-PC in 1981. It had chips from Intel, disk drives from Tandon, operating system from Microsoft, the printer from Epson and the application software from ... country which contributed the video display? a. India b. China c. Germany d. Taiwan
Last Answer : b. China
Description : What type of disk drive interface has most of the electronics on a controller card mounted in the host computer?
Last Answer : ST-506/412 interface.
Description : Most of the inexpensive personal computer does not have any disk or diskette drive. What is the name of such computes? a. Home computers b. Diskless computers c. Dedicated computer d. General computer
Last Answer : a. Home computers
Description : The ALU of a computer normally contains a number of high speed storage element called a. Semiconductor memory b. Registers c. Hard disks d. Magnetic disk
Last Answer : b. Registers
Description : Which of the following magazines covers only the IBM PC and its compatibles? a. Byte b. PC Magazine c. Personal Computing d. Interface Age
Last Answer : b. PC Magazine
Description : What type of hard disk drive interface has all of the controller card electronics included in the disk drive itself?
Last Answer : Integrated drive electronics (IDE).
Description : Which is the components of microprocessor: a. Register unit b. Arithmetic and logical unit c. Timing and control unit d. All of these
Last Answer : d. All of these
Description : The ALU and control unit of most of the microcomputers are combined and manufacture on a single silicon chip. What is it called? a. monochip b. microprocessor c. ALU d. control unit
Last Answer : b. microprocessor
Description : Which is the microprocessor comprises: a. Register section b. One or more ALU c. Control unit d. All of these
Description : Most of the inexpensive personal computers do not have any disk or diskette drive. What is the name of such computes? a. Home computers b. Diskless computers c. Dedicated computers d. General purpose computers
Description : . A floppy disk contains a. Circular tracks only b. Sectors only c. Both circular tracks and sectors d. All of the above
Last Answer : c. Both circular tracks and sectors
Description : A floppy disk contains a. Circular tracks only b. Sectors only c. Both circular tracks and sectors d. All of the above
Description : Which system communicates with the outside word via the I/O devices interfaced to it: a. Microprocessor b. Microcomputer c. Digital computer d. All of these
Last Answer : b. Microcomputer
Description : A computer which has the microprocessor as______ is called as a microcomputer: a. CPU b. ALU c. RU
Last Answer : a. CPU
Description : Microprocessor is the _____ of computer: a. Hand b. Heart c. Brain d. Leg
Last Answer : c. Brain
Description : A stack is a. an 8-bit register in the microprocessor b. a 16-bit register in the microprocessor c. a set of memory locations in R/WM reserved for storing information temporarily during the execution of computer
Last Answer : c. a set of memory locations in R/WM reserved for storing information temporarily during the execution of computer
Description : The two major types of computer chips are a. External memory chip b. Primary memory chip c. Microprocessor chip d. Both b and c
Last Answer : d. Both b and c
Description : Microprocessor is the ______ of the computer and it perform all the computational tasks A. main B. heart C. important D. simple
Last Answer : Microprocessor is the heart of the computer and it performs all the computational tasks
Description : A microprocessor is a _______ chip integrating all the functions of a CPU of a computer. A. multiple B. single C. double D. triple
Last Answer : A microprocessor is a single chip integrating all the functions of a CPU of a computer.
Description : Which part of the computer is used for calculating and comparing? A) Disk unit B) Control unit C) ALU D) Modem
Last Answer : Answer : C
Description : Which part of the computer is used for calculating and comparing? a) ALU b) Control unit c) Disk unit d) Modem e) None of these
Last Answer : a) ALU
Description : List few applications of microprocessor-based system.
Last Answer : It is used: i. For measurements, display and control of current, voltage, temperature, pressure, etc. ii. For traffic control and industrial tool control. iii. For speed control of machines.
Description : How many bit microprocessor still survives in low-end application such as microwave ovens and small control system: a. 4 bit b. 16 bit c. 32 bit d. 64 bit
Last Answer : a. 4 bit
Description : A complete microcomputer system consists of a. microprocessor b. memory c. peripheral equipment d. all of above
Last Answer : d. all of above
Description : The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs
Last Answer : The clock frequency of an 8085 microprocessor based system is 3 MHz. What should be the minimum pulse width of the INTR signal so that it is recognized successfully? A) 5.6 µs B) 5.7 µs C) 5.8 µs D) 5.9 µs
Description : Which is the main feature of 8085: a. Internal clock generator b. Internal system controller c. Higher clock frequency d. All 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
Description : An interface that provides I/O transfer of data directly to and form the memory unit and peripheral is termed as________ A. DDA B. Serial interface C. Direct Memory Access (DMA) D. None of the Above
Last Answer : C. Direct Memory Access (DMA)
Description : Where does a computer add and compare data? a. Hard disk b. Floppy disk c. CPU chip d. Memory chip
Last Answer : c. CPU chip
Description : Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify? a. Track number b. Sector number c. Surface number d. All of above
Last Answer : d. All of above
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
Description : How does the microprocessor differentiate between data and instruction
Last Answer : When the first m/c code of an instruction is fetched and decoded in the instruction register, the microprocessor recognizes the number of bytes required to fetch the entire ... will be considered as data & the byte after the data will be treated as the next instruction.
Description : List the four instructions which control the interrupt structure of the 8085 microprocessor.
Last Answer : • DI ( Disable Interrupts ) • EI ( Enable Interrupts ) • RIM ( Read Interrupt Masks ) • SIM ( Set Interrupt Masks )
Description : How many operations are there in the instruction set of 8085 microprocessor?
Last Answer : There are 74 operations in the 8085 microprocessor.
Description : List the 16 – bit registers of 8085 microprocessor.
Last Answer : Stack pointer (SP) and Program counter (PC).
Description : What is Microprocessor? Give the power supply & clock frequency of 8085
Last Answer : A microprocessor is a multipurpose, programmable logic device that reads binary instructions from a storage device called memory accepts binary data as input and processes data according ... provides result as output. The power supply of 8085 is +5V and clock frequency in 3MHz.
Description : What type of architecture is used in 8085 microprocessor?
Last Answer : Ans- INTEL 8085 is a 8-bit microprocessor. It's based on Von-Neumann architecture in which the data and instructions are in the same memory space without any distinction between them. Data line: 8-bits--Can ... of data at a time. Address line: 16-bits--Can address upto 2^16(64KB) of address space.
Description : What is function of ALE in 8085 microprocessor?
Last Answer : Ans-AlE stands for the address latch enableit 's working is that it differentiate the address and data bus in microprocessor.when it is high it select address bus .when it is low it select data bus.
Description : Which are the architectural paradigms in microprocessor: a. RISC b. CISC c. PISC d. A and B
Last Answer : d. A and B
Description : How many architectural paradigms in microprocessor: a. 2 b. 3 c. 4 d. 6
Last Answer : a. 2