Computer GK QUESTIONS AND ANSWERS

Computer GK QUESTIONS AND ANSWERS 49 to 56

49. Which of the following communications lines is best suited to interactive processing applications?

narrow band channel

simplex lines

full duplex lines

mixed band channels

50. In a synchronous modem, the receive equilizer is known as

daptive equilizer

mpariment equilizer

tatistical equilizer

ompromise equilizer

51. Maximum length of DOS command using any optional parameter is

26 characters

87 characters

127 characters

None of above

52. xcopy command can copy

individual files or group of files

directories including subdirectories

to diskette of a different capacity

all of above

53. What is the number of separate protocol layers at the serial interface gateway specified by the X.25 standard?

54. CHKDSK can be used to find

Disk�s bad portion

Occupied space

Free space

All of above

55. One disadvantage of a direct access file is:

the delay in computiong the storage address

duplication of address locations

unsued, but available, storage locations

all of above

56. What is the main difference between DDCMP and SDLC?

DCMP does not need special hardware to final the beginning of a message

DCMP has a message header

DLC has a IP address

DLC does not use CRC

More Computer Basics GENERAL KNOWLEDGE QUESTIONS AND ANSWERS available in next pages

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