Technical Questions

Q:

Benefits of Software Quality Assurance to the organization

Answer

The main task of Software Quality Assurance Group is to examine the overall s/w development process and to create and enforce standards and methods to improve it with the goal of preventing bugs from ever occurring. With this definition, it is imperative that the QA helps an organization in continuous performance improvement and strive for perfection.

Report Error

View answer Workspace Report Error Discuss

Subject: Software Testing

0 2282
Q:

What is the logical difference b/w Move A to B and COMPUTE B=A?

Answer

In case of Move A to B it will move whatever the value of A into B.It mean it will move numeric, alphanumeric and alphabatic value.


In case of COMPUTE B=A it will assign the value of A into B. But in case of compute only numeric value will be compute.

Report Error

View answer Workspace Report Error Discuss

Subject: Hardware

0 2275
Q:

What is region?

Answer

When hierarchical routing is used, the routers are divided into what we call regions, with each router knowing all the details about how to route packets to destinations within its own region, but knowing nothing about the internal structure of other regions

Report Error

View answer Workspace Report Error Discuss

Subject: Networking
Job Role: Network Engineer

0 2272
Q:

What is cache memory?

Answer

Cache momory is a small high-speed memory. it is used for temporary storage of data & information between the main memory and the CPU(center processing unit). The cache memory is only in RAM.


Cache memory is random access memory (RAM) that a computer microprocessor can access more quickly than it can access regular RAM. AS the microprocessor processes data, it looks in the cache memory and if it finds the data there.

Report Error

View answer Workspace Report Error Discuss

Subject: Hardware

0 2272
Q:

Give a circuit to divide frequency of clock cycle by two?

Answer

You can divide the frequency of a clock by just implementing T Flip flop.


Give clock as clock input and tie the T input to logic 1.

Report Error

View answer Workspace Report Error Discuss

Subject: Hardware

0 2256
Q:

What is fragmentation?

Answer

Fragmentation occurs in a dynamic memory allocation system when many of the free blocks are too small to satisfy any request.

Report Error

View answer Workspace Report Error Discuss

1 2252
Q:

What would be the output of the following program?

main()

{

    static int a[20];

    int i = 0;

    a[i] = i++;

    printf ("\n%d%d%d", a[0],  a[1], i);

}

Answer

0  0  1


That's what some of the compilers would give. But some other compiler may give a different answer. The reason is, when a single expression causes the same object to be modified and then inspected the behaviour is undefined.

Report Error

View answer Workspace Report Error Discuss

Subject: Programming

0 2246
Q:

What is program counter in 8085?

Answer

Program counter holds the address of either the first byte of the next instruction to be fetched for exectuion or the address of the next byte of a multi byte instruction, which has not beeb completely fetched. in both the cases it gets increnented automatically one by one as the instruction bytes get fetched. Also Program register keeps the address of the next instruction.

Report Error

View answer Workspace Report Error Discuss

Subject: Hardware

0 2246