Description : What three types of storage elements most often are used in modulators?
Last Answer : Capacitor, artificial transmission line, or pulse-forming network.
Description : How would one squeeze more channels of communication into TDM frames of standard length? A. Shorten the time delay for each channel B. Raise the amplitude C. Add modulators D. Remove the synchronizing pulses
Last Answer : A. Shorten the time delay for each channel
Description : 56 years old woman has come to you with the complaints of hot flushes irritability, joint pains with lack of sleep. Most appropriate treatment would be: a) Hysterectomy. b) ... Combined oestrogen, progesterone preparations. d) Phytooestrogens. e) Selective estrogen receptor modulators (SERMS).
Last Answer : c) Combined oestrogen, progesterone preparations.
Description : What are picture elements often called?
Last Answer : Pixels or pels.
Description : What are the three types of circuit breaker trip elements?
Last Answer : Thermal, magnetic, and thermal-magnetic
Description : What six types of environmental damage can occur to tapes in storage when the ideal temperature and humidity ranges are exceeded?
Last Answer : Tape deformation, oxide shedding, head-to-tape sticking, layer to-layer sticking, dirt build-up, and excessive tape and head wear.
Description : Random-access storage media refers to what types of storage
Last Answer : Magnetic core, semiconductor, thin film, and bubble.
Description : Microcircuit refers to any component containing what types of elements?
Last Answer : Integrated circuits.
Description : Which of the two types of deflection coils (fixed or rotating) is used most often?
Last Answer : Fixed.
Description : Why is the ac induction motor used more often than other types?
Last Answer : They are simple and inexpensive to make.
Description : What is the name given to the semiconductor device that has three or more elements?
Last Answer : Transistor
Description : What modulator element controls the rate at which the storage element charges?
Last Answer : The charging impedance.
Description : The data cell had a storage capacity of how many characters?
Last Answer : Over 100 million.
Description : In second generation computers, how was the storage capacity greatly increased?
Last Answer : With the introduction of magnetic disk storage and the use of
Description : What is the storage capacity of a 5-1/4" double-sided, high density floppy disk?
Last Answer : 1,200,000 bytes or 1.2 megabytes.
Description : What type of storage can retain its data even if there is a power failure or breakdown?
Last Answer : Nonvolatile (magnetic core storage and bubble memory are examples).
Description : In computer storage, what does volatile mean?
Last Answer : All data in memory is lost when the power source is removed.
Description : Magnetic core storage is made up of what?
Last Answer : Tiny doughnut-shaped rings made of ferrite iron.
Description : Why are disk storage devices popular?
Last Answer : Largely because of their direct access capabilities.
Last Answer : Largely because of their direct access capabilities
Description : What kind of storage allows you to access the 125th record without having to read the 124 records in front of it?
Last Answer : Direct-access storage.
Description : Punched cards, paper tape, and magnetic tape use what storage access method?
Last Answer : Sequential-access.
Description : What is the normal organization of data recorded on magnetic storage media?
Last Answer : By bits, characters (bytes), fields, records, and files.
Description : Who designs and builds the storage capacity of an address into a computer?
Last Answer : he manufacturer.
Description : Primary storage capacities are usually specified in what unit of measure?
Last Answer : Number of bytes.
Description : What area in the computer's primary storage area holds the processing instructions (the program)?
Last Answer : Program storage area.
Description : How is the parity bit in each storage location used?
Last Answer : To detect errors in the circuitry.
Description : Why are the electrostatic fields between the electron gun elements called lenses?
Last Answer : Because they bend electron streams in much the same manner that optical lenses bend light rays.
Description : Name the two basic elements of the SCLSIS program
Last Answer : Validation and updating
Description : What are the four elements of the MOSFET?
Last Answer : Gate, source, drain, and substrate.
Description : The broadside array consists of a flat reflector and what other elements?
Last Answer : Two or more half-wave dipoles.
Description : Solder used in electronic repair is normally an alloy of what two elements?
Last Answer : Tin and lead.
Description : The electrons in the beam of a klystron are speeded up by a high dc potential applied to what elements?
Last Answer : The accelerator grid and the buncher grids.
Description : What type of antenna has all elements connected to the same energy source?
Last Answer : Driven Array.
Description : What is a set of antenna elements called?
Last Answer : Antenna Array.
Description : Components made up exclusively of discrete elements are classified as what type of electronics?
Last Answer : Miniature.
Description : On the diagram below, name the elements of the vacuum tube and their potentials relative to dc ground. time is an example of what type of transmission?
Last Answer : a. Plate, positive. b. Suppressor grid, negative.
Description : What are interface elements?
Last Answer : Those devices that serve to interconnect.
Description : When testing an SCR with an ohmmeter, the SCR will conduct if what two elements are shorted together?
Last Answer : Gate and anode.
Description : What is the advantage of adding parasitic elements to a Yagi array?
Last Answer : Increased gain.
Description : As the spacing between elements in a broadside array increases, what is the effect on the major lobes?
Last Answer : They sharpen.
Description : When more than two elements are used in a broadside array, how are the elements arranged?
Last Answer : Parallel and in the same plane.
Description : How is directivity of a collinear array affected when the number of elements is increased?
Last Answer : Directivity increases.
Description : Why is the number of elements used in a collinear array limited?
Last Answer : As more elements are added, an unbalanced condition in the system occurs which impairs efficiency.
Description : What is the maximum number of elements ordinarily used in a collinear array?
Last Answer : Four.
Description : Magnetic induction occurs when there is relative motion between what two elements?
Last Answer : A conductor and a magnetic field.
Description : The energy dissipated by a resistive load is most often in what form?
Last Answer : Heat.
Description : What loop of a cooling system is often supplied by sea water?
Last Answer : The primary loop.