Click On – AI Test Paper (Set 28)

Subject: Computer

mcq Questions

Marks each:

. What is the special format produced by the Java compiler, which is machine instruction for a Java processor chip called Java Virtual Machine?

  • • Native Executable
  • • Assembly Code
  • • Byte Code
  • • Machine Language

. Which of the following is NOT a valid rule for creating Java identifiers?

  • • Identifiers can have alphabets, digits, underscore, and dollar sign characters.
  • • Identifiers must not be a keyword or Boolean literal or null literal.
  • • Identifiers can begin with a digit.
  • • Java is case sensitive.

. Which Java data type occupies a memory space of 8 bytes and represents whole numbers without decimal points?

  • • int
  • • short
  • • long
  • • float

. Which network topology connects workstations in a linear fashion, using a single main cable, and does not use switches or repeaters?

  • • Star Topology
  • • Ring Topology
  • • Bus Topology
  • • Tree Topology

. Which of the following networking types is designed to extend over an entire city and connects many computers within that city area?

  • • PAN
  • • LAN
  • • MAN
  • • WAN

short Questions

Marks each:

. What is the primary purpose of the Java Virtual Machine (JVM) in Java program execution?

. List any three advantages of computer networking.

long Questions

Marks each:

. Describe at least three different network topologies, explaining how they connect workstations and mentioning one advantage and one disadvantage for each.

tf Questions

Marks each:

. The 'float' data type in Java occupies a memory space of 8 bytes.

fitb Questions

Marks each:

. The logical layout or geometrical structure of a network's wiring is called __________.