NMCNTT_OS & Network

What utility program reduces a file size by as much 80% by substituting short codes for lengthy data patterns?

• Defragmentation

• Compression

• Interrupt

• Cleanup

Which of the following is an OS function?

• Creating letters

• Defragmenting a disk

• Managing memory

• Writing an e-mail

Virtual memory is used when:

• booting fails

• an IRQ conflict occurs

• RAM is full

• a power-on-self-test fails

Which test makes sure the computer andits peripherals are working correctlyduring the start-up process?

• BIOSS

• Upgra

• ReadyBoost

• POST

Which of following are functions of theoperating system?

• File management

• CPU management

• Task management

• Booting

• All of these

Which of the following refers arespecialized software programs that allowinput and output devices to communicatewith the rest of the computer system?

• Multitasking

• Boot-disks

• Utility programs

• Device drivers

• Service packs

Which is the common consumer computerinterface used today?

• command-line interface

• graphical user interface

• menu-driven interface

• electronic user interface

• biometric user interface

Which type of software can you downloadand duplicate without any restrictionswhatsoever and without fear of legalprosecution?

• commercial software

• shareware

• public-domain software

• pirated software

• rentalware

Which of the following best describes the Internet?

• A network of interlinked computers

• A communications network

• An information network

• All of the above