Computer Science Quiz Test 13 April 6, 2020 2 Facebook Twitter Pinterest WhatsApp Linkedin ReddIt Email Print Start your test Q1. The bar-code which is used on all types of items, is ready by a scanning device directly into the computer. What is the name of this scanning?A.Laser scannerB.WandC.OCRD.MICROQ2. Which of the following are characteristics of peer to peer networking?A.Limited number of computers involvedB.Computer acting as both a client and a serverC.Centralized security and adminD.Both A and BQ3. Which of the following devices send and receive information from other devices?A.Parallel portB.Serial portC.Video portD.Both A and BQ4. What is the name of the reading device which makes use of photo sensors and laser technologies to interpret printed types of even handwritten data directly from the source document?A.MICRB.OCRC.MARK SENSINGD.ATMQ5. Modem use _____________ transmission.A.synchronousB.asynchronousC.timed intervalD.PPPQ6. Which of the following is a type of preventive maintenance used on a hard drive?A.Disk diagnosticsB.Head alignment diagnosticsC.InitializingD.Un-initializingQ7. The storage location in the internal storage of a CPU are called __________.A.ContentsB.AddressC.LocationsD.MaskQ8. What are alternative names for the internal storage of a computer?A.real storageB.primary memoryC.main memoryD.Both A and BQ9. During the normal PC boot process, which of the following is active first?A.RAM BIOSB.ROM BIOSC.CMOSD.Hard disk informationQ20. Which of the following chips can be reprogrammed with special electric pulses?A.EPROMB.PROMC.ROMD.EEPROMQ11. RAM is used as short memory because itA.is volatileB.is very expensiveC.has small capacityD.is programmableQ12. Magnetic tape can serve asA.Input mediaB.Output mediaC.Secondary mediaD.All of the aboveQ13. Hard disks and diskette are __________.A.Direct access devicesB.Sequential access devicesC.Rarely used with micro computersD.Both A and BQ14. The OCR stands forA.Out-sized character readerB.Optical character recognitionC.Operational character readerD.Only character readerQ15. Which is widely use in academic testing?A.MICRB.POSC.OCRD.OMRQ16. A memory bus is mainly used for communication betweenA.Processor and memoryB.Processor and I/O memoryC.Input device and output deviceD.None of the aboveQ17. Primary storage is __________ as compared to secondary storage.A.slow and inexpensiveB.fast and inexpensiveC.fast and expensiveD.slow and expensiveQ18. Which is not true of primary storage?A.Information must be transferred to primary storageB.It allows very fast access to dataC.It is the part of the CPUD.All of the aboveQ19. 4 bits are equal to ____________.A.NibbleB.DataC.BitD.BytesQ20. Which of the following registers is loaded with the contents of the memory location pointed by the PC?A.Memory Address RegisterB.Memory Data RegisterC.Instruction RegisterD.Program CounterQ21. Which can read data and convert them to a form that a computer can use?A.LogicB.StorageC.ControlD.Input deviceQ22. The metal disks, which are permanently housed in, sealed and contamination free containers are called _________.A.Hard diskB.Floppy diskC.Winchester diskD.Flexible diskQ23. The first electronic digital computer containedA.Electronic valvesB.Vacuum tubesC.TransistorsD.Semiconductor memoryQ24. 1 bytes is equal toA. 4 bitsB. 10 bitsC. 8 bitsD. None of the aboveQ25. The hardware in which data may be stored for a computer system is called ____________.A.RegisterB.BusC.Control UnitD.MemoryTime is Up!