Operating System (OS) IBM released its first PC in 1981. Can you name the operating system which was most popular at that time? MS-DOS None of these CP/M OS/360 PC-DOS MS-DOS None of these CP/M OS/360 PC-DOS ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following does not occur during the power-on-self-test (POST)? Memory chip are checked to ensure that they are working properly The BIOS identification process occurs The video card and video memory are tested The scan disk utility begins to run Memory chip are checked to ensure that they are working properly The BIOS identification process occurs The video card and video memory are tested The scan disk utility begins to run ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not an advantage of multiprogramming? None of these shorter response time decreased operating-system overhead ability to assign priorities to jobs increased throughput None of these shorter response time decreased operating-system overhead ability to assign priorities to jobs increased throughput ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The initial value of the semaphore that allows only one of the many processes to enter their critical sections, is None of these 16 0 1 8 None of these 16 0 1 8 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which addressing mode, the address of the location of the operand is given explicitly as a part of the instruction. index mode modulus mode immediate mode None of these absolute mode index mode modulus mode immediate mode None of these absolute mode ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which is the layer of a computer system between the hardware and the user program None Operating environment System environment Operating system None Operating environment System environment Operating system ANSWER DOWNLOAD EXAMIANS APP
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