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Thursday, March 29, 2012

Computer Science Questions for RAS PRE EXAM


Computer Science and Engineering Objective Questions, Answers

RAS/ RTS Sample Question and Answers for Computer Science and Engineering:
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 latest release of Microsoft Windows is called:Windows 7
21. GRUB is an:Boot loader
22.card allows television signals to be received by a computer.TV tuner
23. ________Is an IEEE 1394 implementation.Fire Wire
24. ‘Windows protection error’ messages may result from:Damage to the system registry
25. Sound Blaster line of audio cards were made by :Creative Technology Ltd.
26. Indiscriminate sending of unsolicited bulk messages is known as :Spamming.
27. FAT manages files in contiguous groups of sectors called:Clusters 
28. The utility which can be used to clean the windows registry is:regedit
29. Who is credited with the creation of WWWAnswer : Tim Berners-Lee
30. MIME is associated with the followingAnswer :E mail
31. The mode of communication in which transmission can be bidirectional. But in only one direction at a time is calledAnswer :Half Duplex
32.In Serial communication, start and stop bits are used forAnswer :Synchronization
33. In a computer network, routing issues are handled inAnswer :Network Layer
34. Normal Form used in real life DBMS implementation isAns: 3N
35. In a computer network, functions of dialog management and synchronization are taken care of in the 
Answer :Session’s layer
36. In data communications, bauds signify ———- rateAnswer :Signaling
37. ADSL is abbreviation forAnswer :Asymmetric Digital Subscriber Line
38. VPN denotes aAnswer :Virtual Private Network
39. In internet, the well known port 21 refers to the applicationAnswer :FTP
40. Translation Lookaside Buffer(TLB) is also calledAnswer :Associative Memory

1 comment:

  1. Are these questions are from previous papers or from other others exam?

    ReplyDelete