Description : When CS _____ the chip is not selected at all hence D7 to D0 are driven to high impedance state: a. High b. Low c. Medium d. Stand by
Last Answer : a. High
Description : Which statement is wrong according to linear decoding : a. Address map is not contiguous. b. Confects occur if two of the select lines become active at the same time c. If all unused address lines are not used as chip selectors then these unused lines become don’t cares d. None of these
Last Answer : d. None 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 : In 8279 Status Word, data is read when ________ pins are low, and write to the display RAM with ____________ are low. a) A0, CS, RD & A0, WR, CS. b) CS, WR, A0 & A0, CS, RD c) A0, RD & WR, CS d) CS, RD & A0, CS.
Last Answer : c) A0, RD & WR, CS
Description : In 8279, a scanned sensor matrix mode, if a sensor changes its state, the ___ line goes ____ to interrupt the CPU. a) CS, high b) A0, high c) IRQ, high d) STB, high
Last Answer : c) IRQ, high
Description : MOS stands for: a. Metal oxide semiconductor b. Memory oxide semiconductor c. Metal oxide select d. None of these
Last Answer : a. Metal oxide semiconductor
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
Description : How many address lines in a 4096 x 8 EPROM CHIP?
Last Answer : 12 address lines.
Description : The growth of SSI up to____: a. 100 device on a chip b. 200 device on a chip c. 300 device on a chip d. 400 device on a chip
Last Answer : a. 100 device on a chip
Description : Microprocessor is fabricated on single chip using: a. MOS b. ALU c. CPU d. All of these
Last Answer : a. MOS
Description : How many address lines are needed to address each memory locations in a 2048 x 4 memory chip? a. 10 b. 11 c. 8 d. 12
Last Answer : b. 11
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 : What generation chip is the Pentium 4 for the Intel central processing units? A. Seventh generation B.Eighth generation
Last Answer : A. Seventh generation
Description : An integrated circuit is a. A complicated circuit b. An integrating device c. Much costlier than a single transistor d. Fabricated on a tiny silicon chip
Last Answer : d. Fabricated on a tiny silicon chip
Description : How many address lines are needed to address each memory location in a 2048 x 4 memory chip? a. 10 b. 11 c. 8 d. 12
Description : A plastic card similar to a credit card but having some memory and a microprocessor embedded within it is a. Punched paper tape b. Chip card c. Card punch
Last Answer : a. Punched paper tape
Description : An error in computer data is called a. Chip b. Bug c. CPU d. Storage device
Last Answer : b. Bug
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 : What was the name of the first commercially available microprocessor chip? a. Intel 308 b. Intel 33 c. Intel 4004 d. Motorola 639
Last Answer : c. Intel 4004
Description : In which year was chip used inside the computer for the first time? a. 1964 b. 1975 c. 1999 d. 1944
Last Answer : b. 1975
Description : The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as a. Magnetic core memory b. Magnetic tape memory c. Magnetic disk memory d. Magnetic bubble memory
Last Answer : a. Magnetic core memory
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
Description : how many address lines are needed to address each machine location in a 2048 x 4 memory chip? a. 10 b. 11 c. 8 d. 12
Description : The external device is connected to a pin called the ______ pin on the processor chip. a. Interrupt b. Transfer c. Both d. None of these
Last Answer : a. Interrupt
Description : The capacity of this chip is 1KB they are organized in the form of 1024 words with 8 bit word The what is the site of address bus: a. 8 bit b. 10 bit c. 12 bit d. 16 bit
Last Answer : b. 10 bit
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
Description : Which technology using the microprocessor is fabricated on a single chip: a. POS b. MOS c. ALU d. ABM
Last Answer : b. MOS
Description : The SP is of ___ wide register. And this may be defined anywhere in the ______. a) 8 byte, on-chip 128 byte RAM. b) 8 bit, on chip 256 byte RAM. c) 16 bit,
Last Answer : a) 8 byte, on-chip 128 byte RAM.
Description : ROM d) 8 bit, on chip 128 byte RAM. 3. After reset, SP register is initialized to address________. a) 8H b) 9H c) 7H d) 6H
Last Answer : c) 7H
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 : In 8096, CCB bit 3 is ____. a) write strobe mode select b) address valid strobe select c) bus width select d) Internal read control mode
Last Answer : c) bus width select
Last Answer : b) address valid strobe select
Description : RISC stands for: a. Reduced Instruction Set Computer b. Reduced Intergraded Set Computer c. Resource Instruction Set Computer d. Resource Instruction System Computer
Last Answer : a. Reduced Instruction Set Computer
Description : CISC stands for: a. Complex Instruction System Computer b. Complex Instruction Set Car c. Complex Instruction Set Computer d. None of these
Last Answer : c. Complex Instruction Set Computer
Description : MSI stands for a. Medium Scale Integrated Circuits b. Medium System Integrated Circuits c. Medium Scale Intelligent Circuit d. Medium System Intelligent Circuit
Last Answer : b. Medium System Integrated Circuits
Description : CISC stands for: a. Complex instruction set computer b. Camper instruct set of computer c. Compared instruction set computer d. None of these
Last Answer : a. Complex instruction set computer
Description : RISC stands for: a. Reduced Instruction set computer b. Reduced Instruct set compare c. Reduced instruction stands computer d. All of these 107. DEC stands for:
Last Answer : a. Reduced Instruction set computer
Description : ISA stands for: a. Instruct set area b. Instruction set architecture c. Both a and b d. None of these
Last Answer : b. Instruction set architecture
Description : VGA stands for: a. Visual graph area b. Visual graphics array c. Visual graph accept d. All of these
Last Answer : b. Visual graphics array
Description : GUI stands for: a. Graphical user interface b. Graph used Intel c. Graphical use inter d. None of these
Last Answer : a. Graphical user interface
Description : CAD stands for: a. Computer aided drafting b. Compare aided drafting c. Both A and B d. None of these
Last Answer : a. Computer aided drafting
Description : BCD stands for: a. Binary coded decimal b. Based coded decimal c. Both A and B d. None of these
Last Answer : a. Binary coded decimal
Description : MOSFET stands for? a. Metal-oxide-semiconductor field effect transistor b. Metal-oxide-semiconductor fan effort transistor c. Both A and B d. None of these
Last Answer : a. Metal-oxide-semiconductor field effect transistor
Description : HMOS stands for: a. High performance metal oxide semiconductor b. High processor metal oxide semiconductor c. Both A and b d. None of these
Last Answer : a. High performance metal oxide semiconductor
Description : NMOS stands for: a. N-channel metal-oxide-semiconductor b. P-channel metal-oxide-semiconductor c. N-channel memory-oxide-semiconductor d. All the above
Last Answer : a. N-channel metal-oxide-semiconductor
Description : PMOS stands for: a. P-channel metal-oxide-semiconductor b. P-channel memory –oxide-semiconductor c. Both A and B d. None of these
Last Answer : a. P-channel metal-oxide-semiconductor
Description : CAD stands for a. Computer aided design b. Computer algorithm for design c. Computer application in design d. All of the above
Last Answer : a. Computer aided design
Description : ASCII stands for a. American Stable Code for International Interchange b. American Standard Case for Institutional Interchange c. American Standard Code for Information Interchange d. American Standard Code for Interchange Information
Last Answer : c. American Standard Code for Information Interchange
Description : EBCDIC stands for a. Extended Binary Coded Decimal Interchange Code b. Extended Bit Code Decimal Interchange Code c. Extended Bit Case Decimal Interchange Code d. Extended Binary Case Decimal Interchange Code
Last Answer : a. Extended Binary Coded Decimal Interchange Code