Description : The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately A) 16 digits B) 6 digits C) 9 digits D) All of above
Last Answer : Answer : A
Description : A digital computer did not score over an analog computer in terms of a. Speed b. Accuracy c. Reliability d. Cost
Last Answer : b. Accuracy
Description : a factor which would strongly influence a business person to adopt a computer is its a. Accuracy b. Reliability c. Speed d. All of above
Last Answer : d. All of above
Description : Plotter accuracy is measured in terms of repeatability and a. Buffer size b. Resolution c. Vertical dimensions d. Intelligence
Last Answer : b. Resolution
Description : What is the number of read-write heads in the drive for a 9-trac magnetic tape? a. 9 b. 16 c. 18 d. 27
Last Answer : a. 9
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 IEEE-754 double-precision format to represent floating point numbers, has a length of ........... bits. (A) 16 (B) 32 (C) 48 (D) 64
Last Answer : (D) 64
Description : What is the responsibility of the logical unit in the CPU of a computer? a. To produce result b. To compare numbers c. To control flow of information d. To do math’s works
Last Answer : b. To compare numbers
Description : A typical personal computer used for business purposes would have… of RAM. a. 4 KB b. 16 K c. 64 K d. 256 K
Last Answer : d. 256 K
Description : If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be a. 216 b. 65,536 c. 64K d. Any of the above
Last Answer : b. 65,536
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 type of computers uses the 8-bit code called EBCDIC? a. Minicomputers b. Microcomputers c. Mainframe computer
Last Answer : c. Mainframe computer
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 : 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 : A byte consists of a. One bit b. Four bits c. Eight bits d. Sixteen bits
Last Answer : c. Eight bits
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 : BCD is a. Binary Coded Decimal b. Bit Coded Decimal c. Binary Coded Digit d. Bit Coded Digit
Last Answer : a. Binary Coded Decimal
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 : Computer instructions written with the use of English words instead of binary machine code is called a. Mnemonics b. Symbolic code c. Gray codes d. Opcode
Last Answer : b. Symbolic code
Description : Serial access memories are useful in applications where a. Data consists of numbers b. Short access time is required c. Each stored word is processed differently d. Data naturally needs to flow in and out in a serial form
Last Answer : d. Data naturally needs to flow in and out in a serial form
Description : The Width of a processor’s data path is measured in bits. Which of the following are common data paths? a. 8 bits b. 12 bits c. 16 bits d. 32 bits
Last Answer : a. 8 bits
Description : EBCDIC can code up to how many different characters? a. 256 b. 16 c. 32 d. 64
Last Answer : a. 256
Description : With the Industrial Policy Resolution of 1956, the future development of key industries became the exclusive responsibility of the State. A. 18 B. 17 C. 16 D. 15
Last Answer : B. 17
Description : In how many industries the State was to play an active role? A. 13 important industries B. 12 industries C. 15 industries D. 16 firms
Last Answer : B. 12 industries
Description : As per Industrial Policy resolution 1956, reserved industries for public sector are A. 12 B. 14 C. 16 D. 17
Last Answer : D. 17
Description : One of the main feature that distinguish microprocessors from micro-computers is a. Words are usually larger in microprocessors b. Words are shorter in microprocessors c. Microprocessor does not contain I/O devices d. Exactly the same as the machine cycle time
Last Answer : c. Microprocessor does not contain I/O devices
Description : Properly arranged data is called a. Field b. Words c. Information d. File
Last Answer : c. Information
Description : In the IBM PC-At, what do the words AT stand for a. Additional Terminals b. Advance technology c. Applied technology d. Advanced terminology
Last Answer : b. Advance technology
Description : An output device that uses words or messages recorded on a magnetic medium to produce audio response is b. Magnetic tape c. Voice response unit d. Voice recognition unit e. Voice band
Last Answer : b. Magnetic tape
Description : How many 3-digit numbers are there in which the product of those 3 digits is 9?
Last Answer : 119, 191, 911, 331, 313, 133
Description : How many numbers greater than 400 can be formed with digits 3,4,8,9 with no digits being repeated? a) 24 b) 18 c) 42 d) 45
Last Answer : c) 42
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 : When a resistor is used as a shunt and is connected in parallel with a meter movement coil, it will provide _____________. A. a measurement of circuit resistance B. an increased accuracy of approximately 1.5 percent C. an extended meter range D. none of the above
Last Answer : Answer: C
Description : In an examination mahi scores 64% of marks, nitesh scores 52% of marks and ritesh scores 48% of marks. The maximum mark of the exam is a three digit number, whose sum is 10 and the middle digit is equal to ... what is the average mark obtained by mahi, nitesh and ritesh? A) 247 B) 248 C) 264 D) 284
Last Answer : A) Maximum mark consist of a three digit number let's consider Unit digit place is Z,ten's place digit is Y and hundred's place digit is X. According to the question, Y=x+z---------1 X+Y ... Total number of Mahi, Nitesh and Ritesh =164/100 451=739.61 Required average =739.64/3=246.54~247.
Description : The probability thata singlebit will be inerror on a typical public telephone lineusing 4800 bps modem is 10 to the power -3. If no error detection mechanism is used, the residual error ratefor a communicationline using 9-bit frames is ... to A. 0.003 B. 0.009 C. 0.991 D. 0.999 E. None of the above
Last Answer : 0.009
Description : Current SIMMs have either … or … connectors (pins) a. 9 or 32 b. 30 or 70 c. 28 or 72 d. 30 or 72
Last Answer : d. 30 or 72
Description : If the minimum subscription is not received by the company, then the refund of application money should be made within ----------days. A. 7 B. 9 C. 10 D. 22
Last Answer : C. 10
Description : How many different numbers greater than 60000 can be formed with the digits 0, 2, 2, 6, 8? -Maths 9th
Last Answer : answer:
Description : Binary numbers can also be expressed in this same notation by _——_—srrepresentation. a. Floating point b. Binary point c. Decimal point d. All of these
Last Answer : a. Floating point
Description : Which operation with floating point numbers are more complicated then arithmetic operation with fixed point number . a. Logical operation b. Arithmetic operation c. Both d. None of these
Last Answer : b. Arithmetic operation
Description : Which is true for Digital Computer: a) It is less accurate than analog computer b) It is used primarily in scientific applications c) It represents the decimal numbers through a string of binary digits d) None of The Above
Last Answer : b) It is used primarily in scientific applications
Description : The number of bit required to express and ___ are determined by the accuracy desired from the computing system . a. Exponent b. Mantissa ce. Both d. None f these
Last Answer : ce. Both
Description : Bit stands for A) Binary digits B) bit of system C) a part of byte D) All of above
Description : Oand 1 are know as a. Byte b. Bit c. Digits d. Component
Last Answer : b. Bit
Description : In hexadecimal colon notation, a 128-bit address isdivided into _______ sections, each _____hexadecimal digits in length. A) 8: 2 B) 8: 3 C) 8: 4 D) none of the above
Last Answer : 8: 4
Description : Write an algorithm to subtract two 16 bit numbers (With borrow) in 8086 microprocessor.
Last Answer : Algorithm for 16 bit numbers subtraction with borrow: 1. Load 0000H into CX register (for borrow) 2. Load the first number into AX(accumulator) 3. Load the second number into BX register 4. Subtract ... . Move data from AX(accumulator) to memory 8. Move data from CX register to memory 9. Stop
Description : Industrial policy resolution of 1948 was divided industries into A. 3 categories B. 4 categories C. 5 categories D. 6 categories
Last Answer : B. 4 categories
Description : Minimum number of members in case of public company is---------. A. 4 B. 5 C. 6 D. 7
Last Answer : D. 7