java revews

java revews

Professional Development

20 Qs

quiz-placeholder

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java revews

java revews

Assessment

Quiz

Computers

Professional Development

Medium

Created by

Phạm Tính

Used 125+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Cho đoạn mã sau, cho biết giá trị của biến c?

int a = 5; int b = 7; int c = (a + b) % 5 * 2;

2

5

4

12

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Cho đoạn mã sau, cho biết giá trị của biến c?

int a = 5;

int b = 7;

int c = a++ + ++b;

13

7

15

14

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Lưu trữ giá trị "True" hay "False" ta sử dụng kiểu dữ liệu nào?

byte

boolean

char

string

4.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Chương trình Java bắt đầu chạy từ đâu?

start()

main()

init()

begin()

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Chương trình viết bằng ngôn ngữ Java có thể chạy trên hệ điều hành nào ?

Win

Linux

Mac OS

Tất cả mọi hệ điều hành

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Chọn khai báo biến sai

int a, b=5, c=2;

int a, b, c;

int a, b=5, c;

int a; b=5;

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Cú pháp đúng của phương thức main() là

static void main(String args)

static void main(String[] args)

public static void main()

public static void main(String[] args)

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