1. In virtual circuit ………..
(1) Permanent virtual circuit are requested by the customer. Manually and in place for months or years.
(2) Switched virtual circuit are like telephone calls
(3) They are setup dynamically
(4) All of the above
(5) None of these
2. LANs can be connected by devices called …. Which operate in the data link layer?
(1) Hub
(2) Bridges
(3) HDLC
(4) Tunnel
(5) None of these
3. Tracking and recording of page modifications is usually performed in hardware by adding a written into bit to each entry of the page map table. This bit is sometimes called…………
(1) Buddy bits
(2) Protection bits
(3) Priority bits
(4) Dirty bits
(5) None of these
4. Which of the following term is related to the stack?
(1) TOP
(2) PUSH
(3) POP
(4) All of these
(5) None of these
5. In data transmission, the bit coding scheme used to represent a byte is typically ….
(1) EBCDIC
(2) ASCII
(3) SNA
(4) Hexadecimal
(5) None of these
6. To discard all pending data changes …….
(1) COMMIT
(2) ROLLBACK
(3) SAVEPOINT
(4) LOCK
(5) None of these
7. The ……. Component is not present in every router.
(1) POST
(2) Bootstrap program
(3) Mini-IOS
(4) DRAM
(5) None of these
8. Start and stop bits are used in serial communication for ………….
(1) error detection
(2) error correction
(3) synchronization
(4) slowing down the communication
(5) None of these
9. Formatting a floppy disk refers to …………….
(1) arranging the data on the disk in the contiguous fashion
(2) writing the system area
(3) erasing the system area
(4) writing the identification information on all tracks and sector
(5) None of these
10. Black Box testing sometimes called ……….
(1) Data flow testing
(2) Loop testing
(3) Behavioural testing
(4) Graph based testing
(5) None of these
(1) Permanent virtual circuit are requested by the customer. Manually and in place for months or years.
(2) Switched virtual circuit are like telephone calls
(3) They are setup dynamically
(4) All of the above
(5) None of these
2. LANs can be connected by devices called …. Which operate in the data link layer?
(1) Hub
(2) Bridges
(3) HDLC
(4) Tunnel
(5) None of these
3. Tracking and recording of page modifications is usually performed in hardware by adding a written into bit to each entry of the page map table. This bit is sometimes called…………
(1) Buddy bits
(2) Protection bits
(3) Priority bits
(4) Dirty bits
(5) None of these
4. Which of the following term is related to the stack?
(1) TOP
(2) PUSH
(3) POP
(4) All of these
(5) None of these
5. In data transmission, the bit coding scheme used to represent a byte is typically ….
(1) EBCDIC
(2) ASCII
(3) SNA
(4) Hexadecimal
(5) None of these
6. To discard all pending data changes …….
(1) COMMIT
(2) ROLLBACK
(3) SAVEPOINT
(4) LOCK
(5) None of these
7. The ……. Component is not present in every router.
(1) POST
(2) Bootstrap program
(3) Mini-IOS
(4) DRAM
(5) None of these
8. Start and stop bits are used in serial communication for ………….
(1) error detection
(2) error correction
(3) synchronization
(4) slowing down the communication
(5) None of these
9. Formatting a floppy disk refers to …………….
(1) arranging the data on the disk in the contiguous fashion
(2) writing the system area
(3) erasing the system area
(4) writing the identification information on all tracks and sector
(5) None of these
10. Black Box testing sometimes called ……….
(1) Data flow testing
(2) Loop testing
(3) Behavioural testing
(4) Graph based testing
(5) None of these