Q1. Suppose in one end of a twisted pair cable the network technician uses T568A cable standard and in the other end the technician uses T568B standard. What kind of network cable the technician makes in the cable?

A. Console cable
B. Cross over cable
C. Serial cable
D. Straight through cable

Answer: B. Cross over cable

Q2. In a computer system, when the memory for the instruction and data are separated, the architecture, conventionally, known as:

A. Von-neuman Architecture
B. Severed Architecture
C. Harvard Architecture
D. Blended Architecture

Answer: C. Harvard Architecture

Q3. In the latch circuit shown figure-7, the NAND gates have non-zero, but unequal propagation delays. The present input condition is: P = Q = “0”. If the input condition is changed Adama Science and Technology University Demo Exit Exam 2024 Result Paper simultaneously to P = Q = "1", the outputs X and Y are

A. Either X= 1 , Y= 1 or X= 0 , Y= 0
B. Either X= 0 , Y= 1 or X= 1 , Y= 0
C. X= 1 , Y= 1
D. X= 0 , Y= 0

Answer: B. Either X= 0 , Y= 1 or X= 1 , Y= 0

Q4. Greedy algorithms prioritize solutions that offer what immediate benefit?

A. Minimum memory usage
B. Local optimality
C. Shortest execution time
D. Global optimality

Answer: B. Local optimality

Q5. which of the following does not belong to optimistic concurrency control?

A. Read
B. Classified
C. Write
D. Validation

Answer: B. Classified

Q6. Which of the following is wrong description about data structure application?

A. Binary search tree is ideal for efficient searching operation
B. Stack data structure maintains traces of a recursive function call
C. Breadth first search in graph uses a tree data structure
D. Breadth first search in graph uses a queue data structure

Answer: C. Breadth first search in graph uses a tree data structure

Q7. What will be the output of the following fragement Java code?

A. BA
B. B
C. AB
D. A