75951. Consider the following statements for 8085 The most significant 8 bits of address are transmitted on the 8 lines on which data is transmitted.Eight pins are dedicated to transmit the most significant 8 bits of memory address.The least significant 8 bits of address are transmitted on the lines on which data is transmitted.The data and leass significant 8 bits are transmitted at different points in time.Which of the above statements are correct?
75952. It is possible to copy a file in the same directory.
75953. In Java which operator can be used even if there is a single operand
75954. Consider the series Which of the following is true for above series?
75955. Read the following statements about 8085 RAL instruction rotates ACC contents left by 1 bitWhen RAL instruction is executed once the binary number gets doubledSTC means set CY to 1 Which of the above statements are correct?
75956. In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.
75957. The timing difference between a slow memory and fast processor can be resolved if
75958. In 8086 the number of bytes which can be addressed directly is about
75959. Consider the following statements about DRAM Page mode read operation is faster than RAS readRAS input remains active during column address strobeThe row and column addresses are strobed into the internal buffers using RAS and CAS inputs respectively Which of the above statements are correct?
75960. In Fortran 77 a variable name can contain special characters.
75961. Consider the following statements EEPROM has the problem of high write time.EEPROM has the problem of limited number of write cycles.Shadow RAM has the problem of high write time. Which of the above statements are correct?
75962. Which of the following is not a general purpose peripheral?
75963. Each instruction in assembly language program has the following fields: Lable fieldMnemonic fieldOperand fieldComment field The correct sequence of these fields is?
75964. In one's complement 8 bit representation 11111111 represents
75965. The operating modes of 8255 A are called
75966. Which of the following is type declaration statement in C?
75967. Internet is a worldwide network of computers where most of the information is freely available.
75968. A 37 bit mantissa has an accuracy of
75969. In a C expression using assignment operators, relational operators and arithmetic operators, the hierarchy of operations (in the absence of parenthesis) is
75970. In 8085, the pins for SID and SOD are
75971. Assertion (A): Each memory chip has its own address latch.Reason (R): ALE signal comes out of microprocessor 8085 and goes to memory chip.
75972. Consider the statement 20 X = A + B/C + D Y Which of the following formulae does the above statement represent?
75973. The number of categories in which registers are classified in μP are
75974. In the expression b = 2.1 / 1.2 3.1 + 3 / 7.1 6 which operation would have the first priority in C?
75975. Consider the instructions
MOV M, B
OUT 4
LDAX
Which of the above require memory write cycle?
75976. 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?
75977. 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?
75978. The correct hierarchy of operations for the operators & &, = = , = , is
75979. Which one of the following is valid integer variable in FORTRAN 77?
75980. An e-mail message can be sent to many recipients.
75981. In C the keywords are also called
75982. The character set of Fortran 77 includes lower case alphabets a to z.
75983. Which memory has read operation, byte erase, byte write and chip erase?
75984. The forms of IF statements in FORTRAN 77 are called
75985. The command ^C in MS WORD
75986. The signals in 8086 are in maximum mode when
75987. The gradual reduction in value with age of a property is known as:
75988. Some words like READ, WRITE, STOP etc. cannot be used as variable names in Fortran 77.
75989. Which of the following 8085 instructions do not effect CY flag?
75990. A compiler converts a high level computer program into machine language program.
75991. In 8085, the pairing of registers B, C, D, E, H, L is
75992. Assertion (A): PC-XT is a personal computer.Reason (R): PC-XT uses a floppy drive and has a medium sized hard disc.
75993. In Intel 8085, the integer range per word length is
75994. Assertion (A): Structures are useful in DBMS.Reason (R): Structures are very large numbers of applications besides DBMS.
75995. If the sign bit of mantissa is 0 and the exponent is increased from a positive to a more negative number the result is
75996. The use of microprocessor control in automobiles results in
75997. Which of the following is a valid logical expression in Pascal?
75998. In a typical microcomputer data transfer takes place between
75999. In 8085 the pins for + 5 V input and ground are
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