Description : One millisecond is A) 1 second B) 10th of a seconds C) 1000th of a seconds D) 10000th of a seconds
Last Answer : Answer : C
Description : One millisecond is a. 1 second b. 10th of a seconds c. 1000th of a seconds d. 10000th of a seconds
Last Answer : c. 1000th of a seconds
Description : One micron is equal to- (1) 1/10th of mm (2) 1/100th of mm (3) 1/1000th of mm (4) 1/10000th of mm
Last Answer : (3) 1/1000th of mm Explanation: In the U.S. the thickness of paint is expressed in mils (one mil equals 1/1000 of inch). The rest of the world expresses coating thickness in microns (1 micron = 1 millionth of a meter and 25.4 microns = .001” inch or 1 mil).
Description : What else can be done in a millisecond (clarification awaits below)?
Last Answer : An epiphany can strike you in a millisecond. So can a drunk driver.
Description : What’s with the Reddit ad that screams at you the millisecond you scroll by it?
Last Answer : Need Answer
Description : Find the time constant for a R-C circuit for resistance R = 24 kohm and C = 16 microfarad. a) 1.5 millisecond b) 0.6 nanosecond c) 384 millisecond d) 384 microsecond
Last Answer : c) 384 millisecond
Description : Air blast circuit breakers for 400 kV power system are designed to operate in (a) 100 microsecond (b) 50 millisecond (c) 0.5 sec (d) 0.1 sec
Last Answer : (b) 50 millisecond
Description : Let the page fault service time be 10 millisecond(ms) in a computer with average memory access time being 20 nanosecond(ns). If one page fault is generated for every 106 memory accesses, what is the effective access time for memory? (A) 21 ns (B) 23 ns (C) 30 ns (D) 35 ns
Last Answer : (C) 30 ns
Description : In the electricity meter, the digit to the extreme right is: A. 1/5th of the unit B. 1/10th of the unit C. 1/100 of the unit D. 1/1000th of the unit
Last Answer : ANSWER: B
Description : In the electricity meter the digit to the extreme right is------? A. 1/5th of the unit B. 1/100 of the unit C. 1/10th of the unit (Answer) D. 1/1000th of the unit
Last Answer : C. 1/10th of the unit (Answer)
Description : How many speed of 8088,8085,8086 microprocessor: a. 2.5 Million instruction per second b. 1.5 Million instruction per second c. 3.5 Million instruction per second d. 1.6 Million instruction per second
Last Answer : a. 2.5 Million instruction per second
Description : Which is most commonly measured in terms of MIPS previously million instruction per second: a. Microprocessor b. Performance of a microprocessor c. Assembly line d. None of thes
Last Answer : b. Performance of a microprocessor
Description : The beginning of very efficient____ microprocessor in second generation: a. 4-bit b. 8-bit c. 16-bit d. 64-bit
Last Answer : b. 8-bit
Description : Second Generation_____? a. 1974-1976 b. 1974-1978 c. 1974-1972 d. None of these
Last Answer : b. 1974-1978
Description : IBM 7000 digital computer a. Belongs to second generation b. Uses VLSI c. Employs semi conductor memory d. Has modular constructions
Last Answer : d. Has modular constructions
Description : a computer which CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as a. Super computer b. Mini computer c. Micro computer d. Macro computer
Last Answer : a. Super computer
Description : BM 7000 digital computer a. Belongs to second generation b. Uses VLSI c. Employs semiconductor memory d. Has modular constructions
Last Answer : c. Employs semiconductor memory
Description : Tape speed is measured in a. Feet per second b. Inch per second c. Meter per second d. Centimeter per second
Last Answer : b. Inch per second
Description : Artificial Intelligence is associated with which generation? a. First Generation b. Second Generation c. Fifth Generation d. Sixth Generation
Last Answer : c. Fifth Generation
Description : Microprocessors as switching devices are for which generation computers a. First Generation b. Second Generation c. Third Generation d. Fourth Generation
Last Answer : d. Fourth Generation
Description : The computer size was very large in a. First Generation b. Second Generation c. Third Generation d. Fourth Generation
Last Answer : a. First Generation
Description : Second Generation computers were developed during a. 1949 to 1955 b. 1956 to 1965 c. 1965 to 1970 d. 1970 to 1990
Last Answer : b. 1956 to 1965
Description : IBM 1401 is a. First Generation Computer b. Second Generation Computer c. Third Generation Computer d. Fourth Generation Computer
Last Answer : b. Second Generation Computer
Description : In what year is the 1000th goal of the World Cup ?
Last Answer : The 1000th goal in the World Cup was scored in 1986.
Description : Which team scored the 1000th goal in the World Cup ?
Last Answer : The 1000th goal in the World Cup is against Scotland.
Description : Which country's player scored the 1000th goal in the World Cup ?
Last Answer : The Netherlands player scored the 1000th goal in the World Cup.
Description : Who scored the 1000th goal in the World Cup ?
Last Answer : : The groom Rosenbrisk scored the 1000th goal in the World Cup.
Last Answer : The fast T20 of the ongoing Bangladesh-India series was the 1000th cricket match in the history of T20.
Description : Explain ALIGN & ASSUME
Last Answer : The ALIGN directive forces the assembler to align the nextsegment at an address divisible by specified divisor. The format is ALIGN number where number can be 2, 4, 8 or 16. Example ALIGN 8. The ASSUME ... the segment registers at execution time. Example ASSUME CS: code, DS: data, SS: stack
Description : What is linker
Last Answer : A linker is a program used to join together several object files into one large object file. For large programs it is more efficient to divide the large program modules into ... & debugged. When all the modules work they are linked together to form a large functioning program.
Description : What is loader
Last Answer : The loader copies the program into the computer’s main memory at load time and begins the program execution at execution time.
Description : What is assembler
Last Answer : The assembler translates the assembly language program text which is given as input to the assembler to their binary equivalents known as object code. The time required to translate the assembly code ... time. The assembler checks for syntax errors & displays them before giving the object code.
Description : How does the microprocessor differentiate between data and instruction
Last Answer : When the first m/c code of an instruction is fetched and decoded in the instruction register, the microprocessor recognizes the number of bytes required to fetch the entire ... will be considered as data & the byte after the data will be treated as the next instruction.
Description : What is Microcontroller and Microcomputer
Last Answer : Microcontroller is a device that includes microprocessor; memory and I/O signal lines on a single chip, fabricated using VLSI technology. Microcomputer is a computer that is designed using microprocessor as its CPU. It includes microprocessor, memory and I/O.
Description : Why do we use XRA A instruction
Last Answer : The XRA A instruction is used to clear the contents of the Accumulator and store the value 00H.
Description : Define stack and explain stack related instructions
Last Answer : The stack is a group of memory locations in the R/W memory thatis used for the temporary storage of binary information during the execution of the program. The stack related instructions are PUSH & POP
Description : What is the use of bi-directional buffers?
Last Answer : It is used to increase the driving capacity of the data bus. The data bus of a microcomputer system is bi-directional, so it requires a buffer that allows the data to flow in both directions.
Description : What is the use of addressing modes, mention the different types
Last Answer : The various formats of specifying the operands are called addressing modes, it is used to access the operands or data. The different types are as follows • Immediate addressing • Register addressing • Direct addressing • Indirect addressing • Implicit addressing
Description : Explain the different instruction formats with examples
Last Answer : The instruction set is grouped into the following formats • One byte instruction MOV C,A • Two byte instruction MVI A,39H • Three byte instruction JMP 2345H
Description : Explain LDA, STA and DAA instructions
Last Answer : LDA copies the data byte into accumulator from the memory location specified by the 16-bit address. STA copies the data byte from theaccumulator in the memory location specified by 16-bit address. DAA changes the contents of the accumulator from binary to 4-bit BCD digits.
Description : Mention the categories of instruction and give two examples for each category
Last Answer : The instructions of 8085 can be categorized into the following five • Data transfer MOV Rd,Rs STA 16-bit • Arithmetic ADD R DCR M • Logical XRI 8-bit RAR • Branching JNZ CALL 16-bit • Machine control HLT NOP
Description : Explain the signals HOLD, READY and SID
Last Answer : HOLD indicates that a peripheral such as DMA controller is requesting the use of address bus, data bus and control bus. READY is used to delay the microprocessor ... slow responding peripheral is ready to send or accept data. SID is used to accept serial data bit by bit
Description : How many machine cycles does 8085 have, mention them
Last Answer : The 8085 have seven machine cycles. They are • Opcode fetch • Memory read • Memory write • I/O read • I/O write • Interrupt acknowledge • Bus idle
Description : What is the use of ALE
Last Answer : The ALE is used to latch the lower order address so that it can be available in T2 and T3 and used for identifying the memory address. During T1 the ALE goes high, the latch is transparent ... is the lower order address. When ALE goes low the lower order address is latched until the next ALE.
Description : What is an instruction?
Last Answer : An instruction is a binary pattern entered through an input device to command the microprocessor to perform that specific function
Description : Define instruction cycle, machine cycle and T-state
Last Answer : Instruction cycle is defined, as the time required completing theexecution of an instruction. Machine cycle is defined as the time required completing one operation of accessing memory, I/O or ... request. Tcycle is defined as one subdivision of the operation performed in one clock period
Description : Basic concepts in memory interfacing
Last Answer : The primary function of memory interfacing is that the microprocessor should be able to read from and write into a given register of a memory chip. To perform these operations the microprocessor ... Be able to select the chip Identify the register Enable the appropriate buffer