Professional Knowledge Test for SO IT

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Professional Knowledge Test for SO IT

1. The system of providing data relating to orders and other forms by exchanging tape or by using phone lines, electronic mails and computers—

1. Data Exchanging

2. Electronic Data Interchange

3. Electronic Warehousing

4. Electronic Exchanging

5. None of these

2. In _______ topology all the devices are connected together to a single bus.

1. Bus

2. Star

3. Mess

4. Ring

5. None of these

3. ARP (Address Resolution Protocol)

1. Solves the problem of finding Ethernet Address corresponds to a given IP address.

2. It is defined in RFC 826.

3. It has 48 bit address.

4. All of the above

5. None of these

4. The single character input/output functions are 

1. scanf () and printf ()

2. getchar () and printf ()

3. scanf () and putchar ()

4. getchar () and putchar ()

5. None of these

5. RST 6.5 is 

1. Maskable interrupt

2. Vector interrupt

3. None Maskable interrupt

4. Both (1) and (2)

5. None of these

6. Which paging algorithm is better?

1. FIFO is better than LRU

2. FIFO is better than Optimal Page algorithm

3. LRU is better than Optimal Page algorithm

4. LRU is better than FIFO

5. None of these

7. Implementation of an inverted list to maintain the record list for each value for a given attribute can be done by

1. Sequential File

2. Direct File

3. Indexed File

4. Indexed Sequential File

5. None of these

8. Hamming Codes are used for error deduction and correction. If the minimum hamming distance is ‘m’, then the number of errors correctable is

1. equal to ‘m’

2. less then m/2

3. equal to 2m

4. greater than m

5. None of these

9. Which of the following microprocessor has a 16-bit data bus?

1. 8085

2. 8086

3. Z-80

4. 6502

5. None of these

10. Choose the correct statements from the following

1. PROM contains the programmable AND array and a fixed OR array

2. PLA contains a fixed  AND array and a programmable OR array

3. PROM contains a fixed  AND array and a programmable OR array

4. PLA contains a programmable AND array and a programmable OR array

5. Both (3) & (4)

Answers:

  1. 2
  2. 1
  3. 4
  4. 4
  5. 4
  6. 4
  7. 1
  8. 2
  9. 2
  10. 5

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