Microprocessor While STC instruction executes, only carry flag will be affected. only carry and zero flags will be affected. no flags will be affected. all flags will be affected. only carry flag will be affected. only carry and zero flags will be affected. no flags will be affected. all flags will be affected. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Let the content of accumulator and register B be 0000 0100 and 0100 0000 respectively before execution of instruction SUB B. The content of accumulator after the execution of this instruction will be 010001000 01000000 11000100 00000100 010001000 01000000 11000100 00000100 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following statements: Arithmetic Logic Unit (ALU) 1.Performs arithmetic operations 2.Performs comparisons. 3.Communicates with I/O devices 4.Keeps watch on the system Which of these statements are correct? 3 and 4 only 1, 2, 3 and 4 1, 2 and 3 1 and 2 only 3 and 4 only 1, 2, 3 and 4 1, 2 and 3 1 and 2 only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In Fortran 77 a variable name can contain special characters. False True False True ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Each instruction in assembly language program has the following fields:Lable fieldMnemonic fieldOperand fieldComment fieldThe correct sequence of these fields is? 2, 1, 4, 3 1, 2, 3, 4 2, 1, 3, 4 1, 2, 4, 3 2, 1, 4, 3 1, 2, 3, 4 2, 1, 3, 4 1, 2, 4, 3 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor While using a frequency counter for measuring frequency, two modes of measurement are possible: Period time Frequency mode There is a ‘cross-over frequency’ below which the period mode is preferred. Assuming the crystal oscillator frequency to be 4MHz, the crossover frequency is given by 8 Mhz. 2 Khz. 1Khz. 2 Mhz. 8 Mhz. 2 Khz. 1Khz. 2 Mhz. ANSWER DOWNLOAD EXAMIANS APP