A. Half duplex. , Duplex. , Singlex
B. Half duplex. , Duplex. , Simplex
C. Half duplex. , Duplex. , Half Singlex
D. Singlex, duplex, half triplex
Related Mcqs:
- __________ processing, involves duplicating, sorting and filling data. ________ processing with electronic scanners involves transforming and entering the data into an electronic form?
A. Manual, electronic
B. Electronic, manual
C. Transforming
D. None of the above - In which of the following types of analysis, the goal is to find the optimum value for one or more target variables, given certain constraints ?
A. what if analysis
B. optimization
C. Goal seeking analysis
D. None of the above - Which of the tests is a final system test performed by end users using real data over an extended period of time ?
A. final test
B. complete test
C. systems acceptance test
D. parallel test - Which of the tests is a final system test performed by end users using real data over an extended period of time ?
A. final test
B. complete test
C. systems acceptance test
D. parallel test - An _____________ is a set of processes and procedures that transform data into information and knowledge?
A. information system
B. Knowledge system
C. Database system
D. Computer system - Data encryption concept is used for _______________ purposes?
A. data hidden
B. data display
C. data processing
D. data transfer - In cases where the data item has a large number of predefine values and screen space is tight, the following GUI control should be used for an input?
A. combination box
B. drop-down list
C. list box
D. ellipsis control - Which kind of chart is useful for comparing series or categories of data, each in its own bar ?
A. line chart
B. pie chart
C. scatter char
D. bar chart - ___________ systems help to a analyze historical and current data either on demand or periodically?
A. Data access system
B. Data analysis system
C. Fore cast-oriented data analysis system
D. System based on accounting models - Controls of data communication deal with _________________?
A. the communication channel
B. the computer
C. terminals
D. All of the above
