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docker41 [41]
3 years ago
5

PreparedStatement ps = connection.prepareStatement("select firstName, mi, lastName from Student where lastName = ?"; ps.setStrin

g(1, "Smith"); ResultSet resultSet = ps.executeQuery(); System.out.println(resultSet.getString(1)); What would be the result?\
Computers and Technology
1 answer:
labwork [276]3 years ago
7 0

Answer:

The answer to this question can be given as:

In this code, there will be a run-time error.

Explanation:

In the java (database code) this code will have a run-time error because the cursor in resultSet that is the object of the resultSet class does not point any row. we must use resultSet.next() function to pass the cursor to the first row in the resultSet. Finally, resultSet.next() function passes the cursor to the next row in the resultSet class object.

You might be interested in
g What field in the IPv4 datagram header can be used to ensure that a packet is forwarded through no more than N routers? When a
ad-work [718]

Answer:

a) Time to live field

b) Destination

c) Yes, they have two ip addresses.

d) 128 bits

e) 32 hexadecimal digits

Explanation:

a) the time to live field (TTL) indicates how long a packet can survive in a network and whether the packet should be discarded. The TTL is filled to limit the number of packets passing through N routers.

b) When a large datagram is fragmented into multiple smaller datagrams, they are reassembled at the destination into a single large datagram before beung passed to the next layer.

c) Yes, each router has a unique IP address that can be used to identify it. Each router has two IP addresses, each assigned to the wide area network interface and the local area network interface.

d) IPv6 addresses are represented by eight our characters hexadecimal numbers. Each hexadecimal number have 16 bits making a total of 128 bits (8 × 16)  

e) IPv6 address has 32 hexadecimal digits with 4 bits/hex digit

4 0
3 years ago
Leah and Santana have been requested to print a daily report of scheduled activities. Their supervisor needs to know if each par
Katyanochek1 [597]

Answer:

Boolean

Explanation:

Boolean is one of the primitive data types that will only hold either true or false value. This data type is commonly used in a variable that will track a status with only two possible outcomes.

For example, the<em> ParticipantPD</em> field is to track the payment status (paid or unpaid) of a participant. So, declare the<em> ParticipantPD</em> field as boolean data type will meet its purpose.

               boolean ParticipantPD = true;

               or

               boolean ParticipantPD = false;

8 0
3 years ago
What is Key benefit of using ram in a computer
deff fn [24]
There is not really a key benifit, but it does help with little things.
7 0
3 years ago
How to change a documents theme colors in word?
VladimirAG [237]

Answer:

Change the theme colors in Word

1. Select Design > Colors.

2. Point to a color to preview how it will look in your document.

3. Select a color scheme.

Explanation:

7 0
3 years ago
Write an algorithm and draw a flowchart for switching off a machine after it has made 500 glass bottles. use an appropriate cond
masha68 [24]

The algorithm is as follows:

1. Start

2. bottles = 0

3. While bottles != 500

3.1 Create bottle

3.2 bottle = bottle + 1

4. Switch off machine

5. Stop

Explanation:

This begins the algorithm

1. Start

This initializes bottles to 0

2. bottles = 0

The loop is repeated until 500 bottles is created

3. While bottles != 500

This creates a new bottle

3.1 Create bottle

This increments the number of bottles by 1

3.2 bottle = bottle + 1

This switches of the machine after all bottles are created

4. Switch off machine

End algorithm

5. Stop

THANKS

4 0
3 years ago
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