Description : Which of the following is associated with error detector? A) Odd parity bit B) Even parity bit C) Both of the above D) None of above
Last Answer : Answer : C
Description : Which of the following is associated with error detector? a. Odd parity bit b. Even parity bit c. Both of the above d. None of above
Last Answer : Both of the above
Description : What is used to identify whether a data word has an odd or even number of 1’s ? (1) Carry bit (2) Sign bit (3) Zero bit (4) Parity bit
Last Answer : Parity bit
Description : Instructions and memory address are represented by a. Character code b. Binary codes c. Binary word d. Parity bit
Last Answer : b. Binary codes
Description : While transmitting odd-parity coded symbols, the number of zeros in each symbol is a. odd b. even c. a and b both d. unknown
Last Answer : unknown
Description : The least significant bit of the binary number, which is equivalent to any odd decimal number, is: a. 0 b. 1 c. 1 or 0 d. 3
Last Answer : a. 0
Description : Which error detection method consists of just one redundant bit per data unit? A) Simple parity check B) Two-dimensionalparity check C) CRC D) Checksum
Last Answer : Simple parity check
Description : Which method is used to detect double errors and pinpoint erroneous bits. a. Even parity method b. Odd parity method c. Check sum method. d. All of these
Last Answer : c. Check sum method.
Description : A simple parity-check code can detect __________ errors A. an even-number of B. two C. no errors D. an odd-number of
Last Answer : D. an odd-number of
Description : Which of the following is used for manufacturing chips? a. Control bus b. Control unit c. Parity unit d. Semiconductor
Last Answer : d. Semiconductor
Description : A new signal group on the 80486 is the ______. a) PARITY b) DP0-DP3 c) PCHK d) all
Last Answer : b) DP0-DP3
Description : The original ASCII code used…bits of each byte, reserving that last bit for error checking a. 5 b. 6 c. 7 d. 8
Last Answer : c. 7
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 : Given code word 1110001010 is to be transmitted with even parity check bit. The encoded word to be transmitted for this code is (A) 11100010101 (B) 11100010100 (C) 1110001010 (D) 111000101
Last Answer : (A) 11100010101
Description : The pattern of groups that have odd parity calledthe ses must match one of the of columns in the parity check matrix: a. Syndrome b. Dynodes c. Both d. None of these
Last Answer : a. Syndrome
Description : How many bytes of data can be sent in 15 seconds over a serial link with baud rate of 9600 in asynchronous mode with odd parity and two stop bits in the frame? a. 10,000 bytes b. 12,000 bytes c. 15,000 bytes d. 27,000 bytes
Last Answer : b. 12,000 bytes
Description : Which is not the main architectural feature of Power PC: a. It is not based on RISC b. Superscalar implementation c. Both 32 & 64 Bit d. Paged Memory management architecture
Last Answer : a. It is not based on RISC
Description : Instructions and memory address are represented by A) Character code B) Binary codes C) Binary word D) Parity bit
Last Answer : Answer : B
Description : Which flag indicates the number of 1 bit that results from an operation? a) Zero b) Parity c) Auxiliary d) Carry
Last Answer : Answer: b Explanation: The parity flag indicates the number of 1 bits in any operation. The resultant bit is called the parity bit. The main aim of the parity bit is to check for errors
Description : Each check bit is grouped with the information bits as specified by a__ a. Parity check code b. Parity check matrix c. Parity check bit d. All of these
Last Answer : b. Parity check matrix
Last Answer : Binary codes
Description : How many 8-bit characters can be transmitted per second over a 9600 baud serial communication link using asynchronous mode of transmission with one start bit, eight data bits, two stop bits, and one parity bit ? a. 600 b. 800 c. 876 d. 1200
Last Answer : b. 800
Description : How many characters per sec (7 bits + 1 parity ) can be transmitted over a 2400 bps line if the transfer is synchronous (1 start and 1 stop bit)?
Last Answer : 1. 300 2. 240 3. 250 4. 275 Ans- 2400/(7+1+2) 240
Description : How is the parity bit in each storage location used?
Last Answer : To detect errors in the circuitry.
Description : Parity bit check is used to
Last Answer : Parity bit check is used to Detect 1 bit error
Description : Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is
Last Answer : Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is 12CPS.
Description : Which error detection method usesone's complement arithmetic? A) Simple parity check B) Two-dimensionalparity check C) CRC D) Checksum
Last Answer : Checksum
Description : Which error detection method uses one's complement arithmetic? A. Simple parity check B. Two-dimensional parity check C. CRC D. Checksum
Last Answer : D. Checksum
Description : List the 16 – bit registers of 8085 microprocessor.
Last Answer : Stack pointer (SP) and Program counter (PC).
Description : Which is not the main feature of DEC Alpha: a. 64 Bit RISC processor b. Designed to replace 32 VAX(CISC) c. Seven stage split integer/floating point pipeline d. Variable Instruction length
Last Answer : d. Variable Instruction length
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
Description : Which is 16 Bit microprocessor: a. 8088 b. 8086 c. 8085 d. All of these
Last Answer : d. All of these
Description : How many bit microprocessor developed by Intel: a. 4 bit b. 8 bit c. 32 bit d. 64 bit
Last Answer : b. 8 bit
Description : Calculator are based on______ microprocessor: a. 4 bit b. 16 bit c. 32 bit d. 64 bit
Last Answer : a. 4 bit
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
Description : The evolution of the 4 bit microprocessor ended when Intel released in: a. 4004 b. 8008 c. 40964 d. 4040
Last Answer : d. 4040
Description : How many bit MC6800 microprocessor: a. 4-bit b. 8-bit c. 16-bit d. 32-bit
Last Answer : b. 8-bit
Description : Motorola introduced 32 bit RISC processor called______: a. MC 88100 b. MC 81100 c. MC 80100 d. MC 81000
Last Answer : a. MC 88100
Description : Motorola introduced _____ processor: a. 2 bit-RISC b. 4 bit-RISC c. 8 bit-RISC d. 32 bit-RISC
Last Answer : d. 32 bit-RISC
Description : How many bit microprocessor in the era marked beginning of fourth generation: a. 4 bit b. 8 bit c. 16 bit d. 32 bit
Last Answer : d. 32 bit
Description : Third generation microprocessor is dominated by____ microprocessor: a. 8 bit b. 4 bit c. 16 bit d. 64 bit
Last Answer : c. 16 bit
Description : The beginning of very efficient____ microprocessor in second generation: a. 4-bit b. 8-bit c. 16-bit d. 64-bit
Description : The ascending order or a data Hierarchy is a. bit - bytes - fields - record - file - database b. bit - bytes - record - field - file - database c. bytes - bit- field - record - file - database d. bytes -bit - record - field - file - database
Last Answer : a. bit - bytes - fields - record - file - database
Description : A stack pointer is a. a 16-bit register in the microprocessor that indicate the beginning of the stack memory. b. a register that decodes and executes 16-bit arithmetic expression. c. The first memory location where a subroutine address is stored. d. a register in which flag bits are stored
Last Answer : a. a 16-bit register in the microprocessor that indicate the beginning of the stack memory.
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 : Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier. a. Circuit A has more gates than circuit B b. Circuit B has more gates than circuit A c. Circuit A has the same number of gates as circuit B
Last Answer : a. Circuit A has more gates than circuit
Description : For a memory with a 16-bit address space, the addressability is a. 16 bits b. 8 bits c. 2^16 bits d. Cannot be determined
Last Answer : d. Cannot be determined
Description : bit Microprocessor __________ a) Intel 4040 b) Pentium – I c) 8088 d) Motorala MC-6801
Last Answer : d) Motorala MC-6801
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