Computer Basic Information Which of the following operating systems is produced by IBM? OS-2 UNIX Windows DOS OS-2 UNIX Windows DOS ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Communication that involves computers, establishing a link through the telephone system is called None of these Telecommunications All of these Microprocessing Teleprocessing None of these Telecommunications All of these Microprocessing Teleprocessing ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The primary advantage of key-to-tape data-entry systems is: Keying errors can be detected as they occur The tape is reusable A large percentage of editing can be performed at the time of data entry All of these Key verification is easily performed Keying errors can be detected as they occur The tape is reusable A large percentage of editing can be performed at the time of data entry All of these Key verification is easily performed ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of a register? Immediate mode Indirect mode Absolute mode Index mode None of these Immediate mode Indirect mode Absolute mode Index mode None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information What is the most common tool used to restrict access to a computer system? User log in Passwords Access-control software Computer keys User log in Passwords Access-control software Computer keys ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information In which year were chips used inside the computer for the first time? None of these 1977 1981 1964 1975 None of these 1977 1981 1964 1975 ANSWER DOWNLOAD EXAMIANS APP
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