Previous 10 Questions — JECA MCA 2025
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Which field in the IPv4 header helps uniquely identify fragments of a datagram so they can be reassembled correctly?
Topic: JECA MCA 2025
Which of the following protocols is connectionless and provides unreliable data delivery?
Topic: JECA MCA 2025
Which type of routing automatically changes its path selection based on current network conditions like congestion or l…
Topic: JECA MCA 2025
In the TCP/IP model, ______ is responsible for determining the best path for data packets to travel across interconnect…
Topic: JECA MCA 2025
In the OSI model, which layer is responsible for detecting errors caused during physical transmission?
Topic: JECA MCA 2025
In Unix, user wants to change the priority of a running process, which is the suitable command?
Topic: JECA MCA 2025
Which Unix command will change the group ownership of the file report.txt to the group staff?
Topic: JECA MCA 2025
Which command is used to find the number of lines, words and characters in a file in Unix?
Topic: JECA MCA 2025
Which of the following statements is true about paging and fragmentation?
Topic: JECA MCA 2025
Which type of fragmentation occurs inside allocated memory blocks?
Topic: JECA MCA 2025
Next 10 Questions — JECA MCA 2025
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Which application layer protocol is primarily used for sending email?
Topic: JECA MCA 2025
What does a firewall primarily do?
Topic: JECA MCA 2025
Which attack involves intercepting and altering communication between two parties without their knowledge?
Topic: JECA MCA 2025
Which device is used to connect multiple devices within the same network segment and operates at the data link layer?
Topic: JECA MCA 2025
A data dictionary is a special file that contains
Topic: JECA MCA 2025
A functional dependency of the form X → Y is trivial if
Topic: JECA MCA 2025
There is a possibility of a cascading rollback when
Topic: JECA MCA 2025
In an entity relationship, y is the dominant entity and x is a subordinate entity. Then which one is incorrect?
Topic: JECA MCA 2025
Choose the correct statement:
Topic: JECA MCA 2025
If one attribute is a determinant of a second, which in turn is a determinant of a third, then the relation cannot be
Topic: JECA MCA 2025
