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 : 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 : Answer : C
Description : Because we wish to allow each ASCII code to occupy one location in memory, most memories are _____ addressable. a. BYTE b. NIBBLE c. WORD (16 bits) d. DOUBLEWORD (32 bits)
Last Answer : a. BYTE
Description : In the international standard ASCII encoding, each character needs 7 bits of storage; however, in an ASCII string one byte (8 bits) is usually used for each character. Explain why this is done?
Last Answer : Welcome to ask-public. I don’t want to do your homework for you, but I will get you started. The extra bit is called a parity bit. If you don’t know what that means, you can do some Web searching to learn more. If you are still stuck, I can explain further.
Description : A byte consists of a. One bit b. Four bits c. Eight bits d. Sixteen bits
Last Answer : c. Eight bits
Description : The data recording format in most of the modern magnetic tape is a. 7-bit ASCII b. 7-bit EBCDIC c. 8-bit ASCII d. 8-bit EBCDIC
Last Answer : d. 8-bit EBCDIC
Description : A collection of 8 bits is called a. byte b. word c. record
Last Answer : a. byte
Description : The 16 bit register is separated into groups of 4 bit where each groups is called: a. BCD b. Nibble c. Half byte d. None of these
Last Answer : b. Nibble
Description : A 32 bit microprocessor has the word length equal to a. 2 byte b. 32 byte c. 4 byte d. 8 byte
Last Answer : c. 4 byte
Description : SP of 8051 is of ___ wide and it is loaded with the default value of ___ after reset. a) 2 byte, 08H b) 8 bit, 07H c) 1 byte, 09H d) 8 bit, 06H
Last Answer : d) 8 bit, 06H
Description : 8096 has following features fill up the following, i) ____ Register file, ii) ____ I/O Ports iii) ____ architecture. a) 256 byte, five 8bit, register to register b) 256 byte, four 8bit, register ... c) 232 byte, five 8bit, register to register d) 232 byte, six 8 bit, register to register
Last Answer : c) 232 byte, five 8bit, register to register
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 : The 8051 microcontroller is of ___pin package as a ______ processor. a) 30, 1byte b) 20, 1 byte c) 40, 8 bit
Last Answer : c) 40, 8 bit
Description : In 8279, the keyboard entries are debounced and stored in an _________, that is further accessed by the CPU to read the key codes. a) 8-bit FIFO b) 8-byte FIFO c) 16 byte FIFO d) 16 bit FIFO
Last Answer : b) 8-byte FIFO
Description : 8096 has following features fill up the following, i) ____ Register file, ii) ____ I/O Ports iii) ____ architecture. a) 256 byte, five 8bit, register to register b) 256 byte, four 8bit, ... c) 232 byte, five 8bit, register to register d) 232 byte, six 8 bit, register to register
Last Answer : d) 232 byte, six 8 bit, register to register
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 : The 8051 microcontroller is of ___pin package as a ______ processor. a) 30, 1byte b) 20, 1 byte c) 40, 8 bit d) 40, 8 byte
Description : ____is used to control the cache with two new control bits not present in the 80386 microprocessor. What are the bits used to control the 8K byte cache? a) CR0, CD, NW b) CR0, NW, PWT c) Control Register Zero, PWT, PCD d) none
Last Answer : d) none
Description : A computer or device that uses 8-bit ASCII or EBCDIC will use how many bits to store each character?
Last Answer : Nine.
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 : In______ transmission, wesend1 start bit (0) at thebeginningand 1 or more stop bits (1s) at the end of each byte. A) synchronous B) asynchronous C) isochronous D) none of the above
Last Answer : asynchronous
Description : Which of the following code is used in present day computing was developed by IBM corporation? a. ASCII b. Hollerith Code c. Baudot code d. EBCDIC code
Last Answer : d. EBCDIC code
Description : The most commonly used standard data code to represent alphabetical, numerical and punctuation characters used in electronic data processing system is called a. ASCII b. EBCDIC c. BCD d. All of above
Last Answer : a. ASCII
Description : The computer code for the interchange of information between terminals is a. ASCII b. BCD c. EBCDIC d. All of above
Description : Which of the following code used in present day computing was developed by IBM Corporation? a. ASCII b. Hollerith Code c. Baudot Code d. EBCDIC Code
Last Answer : d. EBCDIC Code
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 : 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 byte consists of A) One bit B) Four bits C) Eight bits D) Sixteen bits
Last Answer : Eight bits
Description : A band is always equivalent to a. a byte b. a bit c. 100 bits d. none of above
Last Answer : none of above
Description : One byte consists of 1) four bits 2) one bit 3) ten bit 4) eight bits
Last Answer : 4) eight bits
Description : One byte consists of (1) one bit (2) four bits (3) eight bits (4) ten bits
Last Answer : eight bits
Description : Which type of computers uses the 8-bit code called EBCDIC? a. Minicomputers b. Microcomputers c. Mainframe computers d. Super computer
Last Answer : c. Mainframe computers
Description : The ASCII code is a 7 bit code for: a) Letters b) Numbers c) Other Symbols d) All of The Above e) None of The Above
Last Answer : d) All of The Above
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 : c. Both of the above
Description : The standard ASCII A. is version II of ASC B. is used only in US and Canada C. has 132 characters including 32 control characters D. is subset of 8-bit EBCDIC code
Last Answer : C. has 132 characters including 32 control characters
Description : What is the number of bits in ASCII code ?
Last Answer : The number of bits in ASCII code is 8.
Description : One Byte is equal to: a) 10 Bits b) 7 Bits c) 8 Bits d) None of These
Last Answer : c) 8 Bits
Description : Let G(x) be the generator polynomial used for CRC checking. What is the condition that should be satisfied by G(x) to detect odd number of bits in error? a. G(x) contains more than two terms b. G(x) does ... exceeding the frame length c. 1+x is a factor of G(x) d. G(x) has an odd number of terms
Last Answer : c. 1+x is a factor of G(x)
Description : Let G(x) be generator polynomial used for CRC checking. The condition that should be satisfied by G(x) to correct odd numbered error bits, will be: (1) (1+x) is factor of G(x) (2) (1-x) is factor of G(x) (3) (1+x2) is factor of G(x) (4) x is factor of G(x)
Last Answer : (1+x) is factor of G(x)
Description : A byte is a collection of _______ A. 4 bits B. 12 bits C. 6 bits D. 8 bits
Last Answer : D. 8 bits
Description : In 8087, _______ many register stack are there? And of _____ registers. These registers are used as _________ stack. a) 7, 40 bit, FIFO. b) 8, 60 bit, LILO. c) 8, 80 bit, LIFO d) 7, 80 bit, FILO.
Last Answer : b) 8, 60 bit, LILO.
Description : A technique used by codes to convert an analog signal into a digital bit stream is known as a. Pulse code modulation b. Pulse stretcher c. Query processing d. Queue management
Last Answer : a. Pulse code modulation
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 : 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
Description : The ___ bit decides whether it is a system descriptor or code/data segment descriptor a) P b) S c) D d) G
Last Answer : a) P
Description : Steps involved to fetch a byte in 8085
Last Answer : i. The PC places the 16-bit memory address on the address bus ii. The control unit sends the control signal RD to enable the memory chip iii. The byte from ... byte is placed in the instruction decoder of the microprocessor and the task is carried out according to the instruction