Which of the following refers to the terms "residual error rate"?
Options: the number of bit errors per twenty four hours of continuous operation on an asynchronous line, The probability that one or more errors will be undetected when an error detection scheme is used, the probability that one or more errors will be detected when an error detection mechanism is used, signal to noise ratio divided by the ratio of energy per bit to noise per hertz
Options: the time required to complete one full cycle, the number of cycles completed in one second, the time required for the voltage to rise from 10% to 90% of the peak amplitude, equal to 0.707 times the peak amplitude
Options: a. Clicking the edit sub command of the document object command on the edit menu b. Double clicking the table object c. Right clicking the table object, then clicking edit document on the edit menu d. All of above
. You created a query with two tables that have relationship of One-To-Many with referential rules applied. The first table has 3 records and the second has 8. With using a right outer join, how many records will the resulting recordset have?
Options: a. 5
d. Not enough information to tell
Options: a. area in the computerâ€™s main memory in which Microsoft Office text files are stored temporarily
b. program included with Windows 2000 that can be used only to create or edit text files, smaller than 64K, that do not require formatting
c. classified password that prevents unauthorized users from accessing a protected Microsoft Office item or document
d. full-featured word processing program that can be used to create and revise professional looking documents easily
Options: a. This option allows you to rearrange slides b. This option allows you to set the time of animations c. This option allows you to rehearsal of slide presentation d. There is no such option in PowerPoint
Options: is a hardware memory device which denotes the location of the current instruction being executed., is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory., contains the address of the memory location that is to be read from or stored into., contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".
Which one of the following phrasers best describes flux density?
Options: The concentration of lines of magnetic force, The rate of change of the number of lines of magnetic force, The opposition to a build-up of magnetic fields, The force that maintains lines of force
Options: allows gateways to send error a control messages to other gateways or hosts, provides communication between the Internet Protocol Software on one machine and the Internet Protocol Software on another, reports error conditions to the original source, the source must relate errors to individual application programs and take action to correct the problem, All of the above