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COMPUTER SCIENCE
OBJECTIVE TYPE QUESTIONS
1. The port number used by SMTP is: 25 2. A packet filter is a type of Firewall 3. Which among the following utilities can detect a bad sector? CHKDSK and SCANDISK 4. In 100BASE-T, ‘T’ stands for: Twisted pair 5. A head crash is said to occur when the read-write head of a hard disk drive: Touches the magnetic media 6. Category 5 cable includes —twisted pairs in a single cable jacket. 4 7. The port number used by the HTTP protocol is 80 8. In PowerPoint presentations, individual pages are called: Slides 9. _________ is a powder used in laser printers to form the images on a paper. Toner 10. Worms and Trojan Horses are examples of: Malware 11. ___________ Printers work by selectively heating regions of special heat-sensitive paper. Thermal 12.The ISI mark is given by: BIS 13. The laser printer was invented at: Xerox 14. A flaw in a system whereby the output is unexpectedly dependent on the sequence or timing of other events is called a: Race condition 15. A 56k modem can transfer data at up to bits per second over the phone line. 56000 16. The original implementation of the C programming language was standardized by : ANSI 17. ________Is a signaling method that handles a relatively wide range of frequencies. Broadband 18. Power-on-self-test is built into the: BIOS 19. PowerPoint can embed content from other applications through: OLE 20. The port number used by HTTPS is: 443 21. GRUB is an: Boot loader 22. __________Is a family of programmable interrupt controller chips. 8259 23.card allows television signals to be received by a computer. TV tuner 24. ________Is an IEEE 1394 implementation. Fire Wire 25 ‘Windows protection error’ messages may result from: Damage to the system registry 26 Sound Blaster line of audio cards were made by : Creative Technology Ltd. 27 Indiscriminate sending of unsolicited bulk messages is known as : Spamming. 28. The ‘blue screen of death’ (also known as BSoD or Blue Screen) may occur due to: malfunction of software and hardware devices 29. FAT manages files in contiguous groups of sectors called: Clusters 30. The utility which can be used to clean the windows registry is: regedit
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