62501. Assertion (A): Each memory chip has its own address latch.Reason (R): ALE signal comes out of microprocessor 8085 and goes to memory chip.
62502. Consider the statement
20 X = A + B/C + D Y
Which of the following formulae does the above statement represent?
62503. The number of categories in which registers are classified in μP are
62504. In the expression b = 2.1 / 1.2 3.1 + 3 / 7.1 6 which operation would have the first priority in C?
62505. Consider the instructions
MOV M, B
OUT 4
LDAX
Which of the above require memory write cycle?
62506. Read the following statements about address space in microprocessors An address space is a set of all possible addresses which can be generated by a microprocessor.Each address in the address space allows a designer to provide at least one memory or I/O location in the system.Two types of address spaces are memory and I/O address space.Some micro processors have only one type of address space. Which of the above are correct?
62507. Read the following statement Multi-processing operation permits highly efficient parallel processing at several levels.Multi processing involves use of several processing units jointly on a common program and severally on different programs.In multi-processing the assignment of facilities to tasks, loading of programs and monitoring of I/O activity is taken care of by operating system. Which of the above are correct?
62508. The correct hierarchy of operations for the operators & &, = = , = , is
62509. Which one of the following is valid integer variable in FORTRAN 77?
62510. An e-mail message can be sent to many recipients.
62511. In C the keywords are also called
62512. The character set of Fortran 77 includes lower case alphabets a to z.
62513. Which memory has read operation, byte erase, byte write and chip erase?
62514. The forms of IF statements in FORTRAN 77 are called
62515. The command ^C in MS WORD
62516. The signals in 8086 are in maximum mode when
62517. The gradual reduction in value with age of a property is known as:
62518. Some words like READ, WRITE, STOP etc. cannot be used as variable names in Fortran 77.
62519. Which of the following 8085 instructions do not effect CY flag?
62520. A compiler converts a high level computer program into machine language program.
62521. In 8085, the pairing of registers B, C, D, E, H, L is
62522. Assertion (A): PC-XT is a personal computer.Reason (R): PC-XT uses a floppy drive and has a medium sized hard disc.
62523. In Intel 8085, the integer range per word length is
62524. Assertion (A): Structures are useful in DBMS.Reason (R): Structures are very large numbers of applications besides DBMS.
62525. If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is
62526. The use of microprocessor control in automobiles results in
62527. Which of the following is a valid logical expression in Pascal?
62528. In a typical microcomputer data transfer takes place between
62529. In 8085 the pins for + 5 V input and ground are
62530. The normalised form of 1.81 x 10-11 is
62531. 'Burst refresh' in DRAM is also called
62532. The number of interrupt lines in 8085 is
62533. If KMT = 100, LITRES = 5.0, PCOST = 28.0 and OPCOST = 70.0 what will be the result of the following FORTRAN 77 program?
62535. Assertion (A): Negative values of incremental operator in DO loop are allowed in Fortran 77 but not in earlier versions of Fortran.Reason (R): Fortran 77 has better array facilities than earlier versions of Fortran.
62536. In FORTRAN 77 the correct way to write mathematical expression is be
62537. Stable equilibrium of a submerged body can be achieved if:
62538. If CS = A 15 A14 A13 is used as chip select logic of a 4 K RAM in 8085 system, its memory range is
62539. Consider the following part of a C program float a, b
b = (a > 4 ? 2 : 9);
Assuming that a has values of 3 and 6, the values stored respectively will be
62540. Consider the following operation in a computerMultiplication of scalarIversion of matrixPrinting a line of 120 characters on a printer Which of the above is a subroutine?
62541. Pitot tube is used to measure:
62542. IC 7485 cannot be cascaded.
62543. An I/O processor controls the flow of information between
62544. MS Access is a DBMS software.
62545. When .9432 E - 4 is subtracted from .5452 E - 3 in normalized floating point mode
62546. DS directive in 8085
62547. Consider the following program for 8085
MVIA, 00H LXIH, OEAOFG V LDAZ ADI 0005H
What does this program do?
62548. The total number of pins in 8085 are
62549. Which of the following statements are executable in FORTRAN 77?
62550. In static RAM 6264 the number of address inputs are