Translation of "Computing" in Chinese

Some of my classmates are pure noobs; they know nothing about computing sciences.

我的一些同学真是菜鸟，他们一点都不懂计算机。

It's possible to branch out from computing to jobs in banking, accountancy and so on.

有可能將電腦工作擴展到銀行業務, 會計業務等等。