A hand-held device for optically reading bar codes on goods, labels & shelves is Mouse Wand None of these Light pen Touch tablet TRUE ANSWER : ? YOUR ANSWER : ?
The language that the computer can understand and execute is called System program None of these Machine language Application software All of these TRUE ANSWER : ? YOUR ANSWER : ?
Programs such as Internet Explorer that serve as navigable windows into the Web are called ........ Hypertext None of these Networks Internet Web Browsers TRUE ANSWER : ? YOUR ANSWER : ?
The input unit of a computer directs all other units None of these retrieves data from CPU feeds data to the CPU or memory All of these TRUE ANSWER : ? YOUR ANSWER : ?
The primary advantage of key-to-tape data-entry systems is: The tape is reusable Key verification is easily performed Keying errors can be detected as they occur A large percentage of editing can be performed at the time of data entry All of these TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following printers, are you sure will not to use if your objective is to print on multicarbon forms? laser daisy wheel dot-matrix All of these thimble TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following places the common data elements in order from smallest to largest? None of these Bit, byte, character, record, field, file, database character, record, field, database, file character, field, record, file, database character, file, record, field, database TRUE ANSWER : ? YOUR ANSWER : ?
A large computer designed to handle complex scientific calculations must use fixed length words of four character each None of these will not use numbered address locations may use only a firmed word-length storage approach will likely require a character addressable storage unit TRUE ANSWER : ? YOUR ANSWER : ?
A collection of eight bits is called File None of these Word Byte Record TRUE ANSWER : ? YOUR ANSWER : ?
The first computer made available for commercial use was None of these UNIVAC Mark-I EDSAC ENIAC TRUE ANSWER : ? YOUR ANSWER : ?