Description : After reset, SP register is initialized to address________. a) 8H b) 9H c) 7H d) 6H
Last Answer : c) 7H
Description : In 8051,After reset the SP register is initialized to address________. a. 8H b) 9H c) 7H
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 : 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 : 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 : 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 : Differenitate between the following pairs: (a) BIT and BYTE (b) RAM and ROM (c) Epidemic and endemic (d) Photosynthesis and respiration (e) Herbivores and carnivores
Last Answer : (a) BIT and BYTE Bit: -the computer works with binary numbers, which are 0 and 1. Each binary digit is called a bit . Bit is the short for binary integer. It is the smallest ... include cat, dog, lion, tiger etc. Herbivores and carnivores constitute the food chain of a particular community.
Description : What is the difference between. (i) BIT and BYTE (ii) RAM and ROM (iii) C.U. and A.L.U (iv) Hardware and Software (v) Personal computer and mainframe
Last Answer : Personal computer and mainframe: Personal Computer (PC): Short for personal computer or IBM PC. The first personal computer produced by IBM was called the PC, and increasingly the term ... mainframes and minicomputers is vague, depending really on how the manufacturer wants to market its machines.
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 : 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 : 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 : 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 : 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 : ____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 : 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 : In an 8085 microprocessor, the instruction CMP B has been executed while the contentsof accumulator is less than that of register B. As a result carry flag and zero flag will berespectively (A) set, reset (B) reset, set (C) reset, reset (D) set, set
Last Answer : (A) set, reset
Description : Name of typical dedicated register is: a. PC b. IR c. SP d. All of these
Last Answer : d. All of these
Description : What is the size of SP register in 8085 microprocessor? A) 16 bits B) 8 bits C) 64 bits D) 48 bits
Last Answer : What is the size of SP register in 8085 microprocessor? A) 16 bits B) 8 bits C) 64 bits D) 48 bits
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 : CD-ROM a. Is a `semiconductor memory b. Memory register c. Magnetic memory d. None of the above
Last Answer : d. None of the above
Description : CD-ROM is a a. Semiconductor memory b. Memory register c. Magnetic memory d. None of above
Last Answer : d. None of above
Description : Which of the following is of type memory initialized Directive? i) DS ii) SET iii) DW iv) DBIT a) i, iii b) ii c) iii d) iv, ii
Last Answer : b) ii
Description : Which is the type of memory for information that does not change on your computer? a. RAM b. ROM c. ERAM d. RW / RAM
Last Answer : b. ROM
Description : which chips using special external equipment can reprogram a. ROM b. PROM c. SAM d. RAM
Last Answer : b. PROM
Description : A memory that is capable of determining whether a given datum is contained in one of its address is a. ROM b. PROM c. CAM d. RAM
Last Answer : c. CAM
Description : Which of the following memories allows simultaneous read and write operations? a. ROM b. RAM c. EPROM d. None of above
Last Answer : b. RAM
Description : The silicon chips used for data processing are called a. RAM chips b. ROM chips c. Micro processors d. PROM chips
Last Answer : d. PROM chips
Description : The two kinds of main memory are: a. Primary and secondary b. Random and sequential c. ROM and RAM d. All of above
Last Answer : c. ROM and RAM
Description : A byte consists of a. One bit b. Four bits c. Eight bits d. Sixteen bits
Last Answer : c. Eight bits
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 : How many bit of MAR register: a. 8-bit b. 16-bit c. 32-bit d. 64-bit
Last Answer : b. 16-bit
Description : How many bit stored by status register: a. 1 bit b. 4 bit c. 6 bit d. 8 bit
Last Answer : a. 1 bit
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 : Which of the following is of bit operations? i) SP ii) P2 iii) TMOD iv) SBUF v) IP a) ii, v only b) ii, iv, v only c) i, v only d) iii, ii only
Last Answer : c) i, v only
Last Answer : a) ii, v only
Description : . What are the important parts of the mobile device which used in Digital forensic? A. SIM B. RAM C. ROM. D.EMMC chip
Last Answer : D.EMMC chip
Description : What are the important parts of the mobile device which used in Digital forensic? A. SIM B. RAM C. ROM. D.EMMC chip
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 : 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
Description : In linear decoding address bus of 16-bit wide can connect only ____ of RAM. a. 16 KB b. 6KB c. 12KB d. 64KB
Last Answer : b. 6KB
Description : A collection of 8 bits is called a. byte b. word c. record
Last Answer : a. byte
Description : How many address lines in a 4096 x 8 EPROM CHIP?
Last Answer : 12 address lines.
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 : 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 : 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 : Pentium Pro can address _____ of memory: a. 4 GB b. 128 GB c. 256 GB d. 512 GB
Last Answer : a. 4 GB
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
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